Color swatch image showing #00307B with RGB(0,48,123) values

#00307B Color Meaning and Information

Everything you need to know about #00307B including values, color harmonies, shades, meanings, and applications in design, branding, and everyday visuals.

#00307B Color Information

#00307B RGB value is (0, 48, 123). The hex color red value is 0, green is 48, and blue is 123. Its HSL format shows a hue of 217°, saturation of 100 percent, and lightness of 24 percent. The CMYK process values are 100 percent, 61 percent, 0 percent, 52 percent.

#00307B color swatch
Share

#00307B Color Meaning

Color #00307B signifies oceanic depth, strategic focus, and unwavering resolve. Color #00307B is a near-navy with a hint of violet—deep enough to suggest abyssal waters, rich enough to feel luxurious. Named after California’s Catalina Island, #00307B evokes both coastal mystery and institutional strength. In corporate branding, #00307B hue signals competence without coldness; unlike pure black, #00307B retains chromatic identity. Psychological research links such deep blues to increased focus and reduced impulsivity, making them ideal for financial and legal interfaces. Functionally, color #00307B performs exceptionally in both print and digital contexts. #00307B offers superior contrast against white for body text while feeling less harsh than black—critical for accessibility and long reading sessions. In packaging, #00307B conveys premium quality in spirits, tech, and luxury goods. Digital rendering requires care on OLED screens (where #00307B may appear black), but proper calibration reveals its complex undertones. Color #00307B is a workhorse for brands that value consistency over trend. Symbolically, color #00307B represents depth that protects. #00307B is the color of guarded knowledge, strategic patience, and quiet confidence. In spiritual contexts, #00307B aligns with the third eye’s discerning mode: vision that filters noise. Designers choose color #00307B when they want authority that listens. Its power lies not in volume, but in stillness.

Color Conversion

Convert #00307B 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
#00307B
RGB
rgb(0, 48, 123)
HSL
hsl(217°, 100%, 24%)
CMYK
cmyk(100%, 61%, 0%, 52%)
HSV
hsv(217°, 100%, 48%)
XYZ
4.6321 3.5440 19.1788
Yxy
3.5440 0.1693 0.1296
Hunter Lab
18.8255 0.2212 -0.8501
CIE-Lab
22.1026 18.3994 -46.4175

RGB Values & CMYK Values

RGB Values

Red0 / 255 (0%)
Green48 / 255 (19%)
19%
Blue123 / 255 (48%)
48%

CMYK Values

Cyan100 / 100 (100%)
100%
Magenta61 / 100 (61%)
61%
Yellow0 / 100 (0%)
Key (Black)52 / 100 (52%)
52%

Color Variations

#00307B 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

#00307B 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 #00307B 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
#00307B

Sample Text

This is how your text will look with these colors.

Large Text (18pt+)

12.29:1
WCAG AA
WCAG AAA

Normal Text

12.29:1
WCAG AA
WCAG AAA

UI Components

12.29:1
WCAG AA
WCAG AAA

Color Blindness Simulator

See how #00307B 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

#00307B

protanopia

#151569

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

CSS Examples

Background Color

background-color: #00307B;

Text Color

color: #00307B;

Sample Text

Border Color

border: 2px solid #00307B;

Box Shadow

box-shadow: 0 4px 6px #00307B40;

Text Shadow

text-shadow: 2px 2px 4px #00307B;

Sample Text

Gradient

background: linear-gradient(135deg, #00307B 0%, #001e4e 100%);

#00307B Color FAQs

Frequently asked questions about #00307B color meaning, symbolism, and applications. Click on any question to expand detailed answers.