Color swatch image showing #39FF15 with RGB(57,255,21) values

#39FF15 Color Meaning and Information

Everything you need to know about #39FF15 including values, color harmonies, shades, meanings, and applications in design, branding, and everyday visuals.

#39FF15 Color Information

#39FF15 RGB value is (57, 255, 21). The hex color red value is 57, green is 255, and blue is 21. Its HSL format shows a hue of 111°, saturation of 100 percent, and lightness of 54 percent. The CMYK process values are 78 percent, 0 percent, 92 percent, 0 percent.

#39FF15
rgb(57, 255, 21)
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#39FF15 Color Meaning

Color #39FF15 electrifies perception with synthetic life, biohazard awareness, and digital euphoria. Color #39FF15 is one of the purest green wavelengths visible to humans, nearly matching the peak sensitivity of daylight vision (555 nm). #39FF15 isn’t forest green—#39FF15’s the glow of a terminal cursor, a sci-fi interface, or a radioactive warning label. Psychologically, color #39FF15 heightens alertness while paradoxically feeling “alive.” Research in visual ergonomics shows that green reduces eye strain, but #39FF15 hyper-saturated variant overrides relaxation to trigger hyper-focus. #39FF15’s used in military HUDs and coding terminals because #39FF15 maximizes contrast against black without the fatigue of white. #39FF15 says: pay attention, but stay calm. Culturally, color #39FF15 straddles danger and delight. #39FF15’s the color of toxic waste in film, yet also of “go” signals in gaming and rave culture. #39FF15 duality makes #39FF15 potent in activism—think climate protests using fluorescent greens to signal both ecological threat and vibrant resistance. #39FF15 embodies the tension between nature corrupted and nature amplified. Symbolically, color #39FF15 represents artificial vitality. #39FF15 is life re-engineered: CRISPR crops, bioluminescent algae, code that breathes. In brand storytelling, #39FF15 conveys cutting-edge science that doesn’t hide its synthetic origin. #39FF15’s not organic—#39FF15’s optimized. And in that honesty lies its integrity.

Color Conversion

Convert #39FF15 across different color models and formats. These conversions help designers work seamlessly between digital and print media, ensuring this color maintains its intended appearance across RGB screens, CMYK printers, and HSL color manipulations.

HEX
#39FF15
RGB
rgb(57, 255, 21)
HSL
hsl(111°, 100%, 54%)
CMYK
cmyk(78%, 0%, 92%, 0%)
HSV
hsv(111°, 92%, 100%)
XYZ
37.5827 72.4440 12.7117
Yxy
72.4440 0.3062 0.5902
Hunter Lab
85.1140 -24.7468 16.6000
CIE-Lab
88.1819 -82.0706 81.8750

RGB Values & CMYK Values

RGB Values

Red57 / 255 (22%)
22%
Green255 / 255 (100%)
100%
Blue21 / 255 (8%)

CMYK Values

Cyan78 / 100 (78%)
78%
Magenta0 / 100 (0%)
Yellow92 / 100 (92%)
92%
Key (Black)0 / 100 (0%)

Color Variations

#39FF15 harmonies come to life through carefully balanced shades, tints, and tones, giving this color depth and flexibility across light and dark variations. Shades add richness, tints bring an airy softness, and tones soften intensity, making it easy to pair in clean, modern palettes.

Color Harmonies

#39FF15 harmonies create beautiful relationships with other colors based on their position on the color wheel. Each harmony type offers unique design possibilities, enabling cohesive and visually appealing color schemes.

Analogous

Colors adjacent on the color wheel (30° apart)

Complementary

Colors opposite on the color wheel (180° apart)

Split Complementary

Three colors using one base hue and the two hues beside its opposite

Triadic

Three colors evenly spaced (120° apart)

Tetradic

Four colors forming a rectangle on the wheel

Square

Four colors evenly spaced (90° apart)

Double Split

Four colors formed from two base hues and the colors next to their opposites

Monochromatic

Variations of a single hue

Contrast Checker

(WCAG 2.1) Test #39FF15 for accessibility compliance against white and black backgrounds. Proper contrast ensures this color remains readable and usable for all audiences, meeting WCAG 2.1 standards for both normal and large text applications.

#FFFFFF
#39FF15

Sample Text

This is how your text will look with these colors.

Large Text (18pt+)

1.36:1
WCAG AA
WCAG AAA

Normal Text

1.36:1
WCAG AA
WCAG AAA

UI Components

1.36:1
WCAG AA
WCAG AAA

Color Blindness Simulator

See how #39FF15 appears to people with different types of color vision deficiencies. These simulations help create more inclusive designs that consider how this color is perceived across various visual abilities.

Normal Vision

#39FF15

protanopia

#8f914e

Note: These simulations are approximations. Actual color vision deficiency varies by individual.

CSS Examples

Background Color

background-color: #39FF15;

Text Color

color: #39FF15;

Sample Text

Border Color

border: 2px solid #39FF15;

Box Shadow

box-shadow: 0 4px 6px #39FF1540;

Text Shadow

text-shadow: 2px 2px 4px #39FF15;

Sample Text

Gradient

background: linear-gradient(135deg, #39FF15 0%, #18a200 100%);

#39FF15 Color FAQs

Frequently asked questions about #39FF15 color meaning, symbolism, and applications. Click on any question to expand detailed answers.