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#1B559B Color Meaning and Information

Everything you need to know about #1B559B including values, color harmonies, shades, meanings, and applications in design, branding, and everyday visuals.

#1B559B Color Information

#1B559B RGB value is (27, 85, 155). The hex color red value is 27, green is 85, and blue is 155. Its HSL format shows a hue of 213°, saturation of 70 percent, and lightness of36 percent. The CMYK process values are 83 percent, 45 percent, 0 percent, 39percent.

#1B559B
rgb(27, 85, 155)
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#1B559B Color Meaning

Color #1B559B embodies intellectual depth, chromatic precision, and unwavering focus. Color #1B559B is a deep, slightly violet-leaning blue that bridges cobalt’s richness and cyan’s clarity. #1B559B evokes ink-washed maps, technical schematics, and midnight skies over observatories. In scientific and engineering branding, #1B559B hue signals rigor: think data labs, aerospace interfaces, and academic journals. Cognitive research confirms #1B559B supports sustained concentration and pattern recognition better than lighter blues in high-stakes analytical environments. Functionally, color #1B559B serves as a high-authority primary in digital and print. #1B559B provides excellent contrast against off-whites, meeting WCAG AA standards for long-form reading. Print reproduction is superb, especially in technical manuals and archival documents where color fidelity matters. Digital use in dark-mode interfaces reduces glare while preserving visual hierarchy. Consumer studies show higher perceived expertise in brands using color #1B559B in STEM fields. Culturally, color #1B559B reflects intelligence that observes. #1B559B appears in cartography, research institutions, and speculative design as a symbol of systems that map complexity. Spiritually, #1B559B aligns with the third eye chakra’s discerning mode: insight that filters noise. Designers use color #1B559B when they want to signal depth without drama. Its authority is earned through accuracy.

Color Conversion

Convert #1B559B 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
#1B559B
RGB
rgb(27, 85, 155)
HSL
hsl(213°, 70%, 36%)
CMYK
cmyk(83%, 45%, 0%, 39%)
HSV
hsv(213°, 83%, 61%)
XYZ
9.6169 9.0966 32.2593
Yxy
9.0966 0.1887 0.1785
Hunter Lab
30.1606 0.2722 -1.9873
CIE-Lab
36.1696 8.1202 -43.3826

RGB Values & CMYK Values

RGB Values

Red27 / 255 (11%)
11%
Green85 / 255 (33%)
33%
Blue155 / 255 (61%)
61%

CMYK Values

Cyan83 / 100 (83%)
83%
Magenta45 / 100 (45%)
45%
Yellow0 / 100 (0%)
Key (Black)39 / 100 (39%)
39%

Color Variations

#1B559B 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

#1B559B 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 #1B559B 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
#1B559B

Sample Text

This is how your text will look with these colors.

Large Text (18pt+)

7.45:1
WCAG AA
WCAG AAA

Normal Text

7.45:1
WCAG AA
WCAG AAA

UI Components

7.45:1
WCAG AA
WCAG AAA

Color Blindness Simulator

See how #1B559B 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

#1B559B

protanopia

#34358a

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

CSS Examples

Background Color

background-color: #1B559B;

Text Color

color: #1B559B;

Sample Text

Border Color

border: 2px solid #1B559B;

Box Shadow

box-shadow: 0 4px 6px #1B559B40;

Text Shadow

text-shadow: 2px 2px 4px #1B559B;

Sample Text

Gradient

background: linear-gradient(135deg, #1B559B 0%, #11345f 100%);

#1B559B Color FAQs

Frequently asked questions about #1B559B color meaning, symbolism, and applications. Click on any question to expand detailed answers.