#281d84

Color #281d84

A moderately saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 9.48 Nearest Tailwind class indigo-900 #312c85 · ΔE 3.9

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Conversions

HEX

#281d84

RGB

rgb(40, 29, 132)

HSL

hsl(246.4, 64%, 31.6%)

HSV / HSB

hsv(246.4, 78%, 51.8%)

CMYK

cmyk(69.7%, 78%, 0%, 48.2%)

LAB

lab(20.03, 37.86, -55.45)

LCH

lch(20.03, 67.14, 304.32)

OKLCH

oklch(32.7%, 0.1615, 277.4)

HWB

hwb(246.4, 11.4%, 48.2%)

Harmony colors

Complementary

#79841d

Analogous

#1d4684

#281d84

#5c1d84

Triadic

#281d84

#84281d

#1d8428

Split-complementary

#281d84

#845c1d

#46841d

Tetradic

#281d84

#841d79

#79841d

#1d8428

Square

#281d84

#841d46

#79841d

#1d845c

Shades

Color #281d84 mixed toward black.

#21186e

#1b1358

#140f42

#0d0a2c

#070516

Tints

Color #281d84 mixed toward white.

#3627b4

#5040d5

#7c70e0

#a8a0ea

#d3cff5

Tones

Color #281d84 mixed toward gray.

#2f267c

#362e73

#3c376a

#433f62

#4a4859

Accessibility

Aa White text on this color

13.13:1

Aa Black text on this color

1.6:1

White text reads better on this background (13.13:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#242475 · ΔE 3.6

Deuteranopia

#242571 · ΔE 4.5

Tritanopia

#286764 · ΔE 34.7

Achromatopsia

#303030 · ΔE 26.8

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

Code

CSS

background-color: #281d84;

Tailwind (arbitrary value)

bg-[#281d84]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#281d84 (#281d84) is rgb(40, 29, 132) in RGB.

No, #281d84 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 #281d84, or check how it holds up for accessibility.

Generate a palette → Check contrast