#281a49

Color #281a49

A moderately saturated very dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 23.68 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 2.9

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Conversions

HEX

#281a49

RGB

rgb(40, 26, 73)

HSL

hsl(257.9, 47.5%, 19.4%)

HSV / HSB

hsv(257.9, 64.4%, 28.6%)

CMYK

cmyk(45.2%, 64.4%, 0%, 71.4%)

LAB

lab(13.66, 19.81, -27.02)

LCH

lch(13.66, 33.5, 306.25)

OKLCH

oklch(26.4%, 0.0839, 293.54)

HWB

hwb(257.9, 10.2%, 71.4%)

Harmony colors

Complementary

#3b491a

Analogous

#1a2349

#281a49

#3f1a49

Triadic

#281a49

#49281a

#1a4928

Split-complementary

#281a49

#493f1a

#23491a

Tetradic

#281a49

#491a3b

#3b491a

#1a4928

Square

#281a49

#491a23

#3b491a

#1a493f

Shades

Color #281a49 mixed toward black.

#21163d

#1b1131

#140d24

#0d0918

#07040c

Tints

Color #281a49 mixed toward white.

#442c7b

#5f3eae

#8567c9

#ad9adb

#d6cced

Tones

Color #281a49 mixed toward gray.

#2a1e45

#2b2241

#2d263d

#2e2a39

#302e35

Accessibility

Aa White text on this color

15.74:1

Aa Black text on this color

1.33:1

White text reads better on this background (15.74:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#232341 · ΔE 6.4

Deuteranopia

#23243f · ΔE 7.6

Tritanopia

#273a38 · ΔE 24.7

Achromatopsia

#232323 · ΔE 20.6

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

Code

CSS

background-color: #281a49;

Tailwind (arbitrary value)

bg-[#281a49]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#281a49 (#281a49) is rgb(40, 26, 73) in RGB.

No, #281a49 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 #281a49, or check how it holds up for accessibility.

Generate a palette → Check contrast