#180c91

Color #180c91

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 4 Nearest Tailwind class violet-900 #4d179a · ΔE 6.5

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Conversions

HEX

#180c91

RGB

rgb(24, 12, 145)

HSL

hsl(245.4, 84.7%, 30.8%)

HSV / HSB

hsv(245.4, 91.7%, 56.9%)

CMYK

cmyk(83.4%, 91.7%, 0%, 43.1%)

LAB

lab(17.92, 48.54, -67.12)

LCH

lch(17.92, 82.83, 305.87)

OKLCH

oklch(31.4%, 0.194, 270.27)

HWB

hwb(245.4, 4.7%, 43.1%)

Harmony colors

Complementary

#85910c

Analogous

#0c4391

#180c91

#5b0c91

Triadic

#180c91

#91180c

#0c9118

Split-complementary

#180c91

#915b0c

#43910c

Tetradic

#180c91

#910c85

#85910c

#0c9118

Square

#180c91

#910c43

#85910c

#0c915b

Shades

Color #180c91 mixed toward black.

#140a79

#100861

#0c0649

#080430

#040218

Tints

Color #180c91 mixed toward white.

#2111c7

#3826ed

#695cf2

#9b92f6

#cdc9fb

Tones

Color #180c91 mixed toward gray.

#211786

#2a227b

#332d70

#3c3865

#45435a

Accessibility

Aa White text on this color

14:1

Aa Black text on this color

1.5:1

White text reads better on this background (14:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#141380 · ΔE 2.8

Deuteranopia

#14157b · ΔE 3.7

Tritanopia

#18706c · ΔE 39.6

Achromatopsia

#2c2c2c · ΔE 28.9

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #180c91;

Tailwind (arbitrary value)

bg-[#180c91]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#180c91 (#180c91) is rgb(24, 12, 145) in RGB.

No, #180c91 is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #180c91, or check how it holds up for accessibility.

Generate a palette → Check contrast