#631c99

Color #631c99

A moderately saturated dark purple.

Closest named color Indigo #4b0082 · ΔE 8.45 Nearest Tailwind class purple-900 #59168b · ΔE 2.7

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Conversions

HEX

#631c99

RGB

rgb(99, 28, 153)

HSL

hsl(274.1, 69.1%, 35.5%)

HSV / HSB

hsv(274.1, 81.7%, 60%)

CMYK

cmyk(35.3%, 81.7%, 0%, 40%)

LAB

lab(28.86, 52.57, -53.73)

LCH

lch(28.86, 75.17, 314.37)

OKLCH

oklch(41.1%, 0.1866, 304.83)

HWB

hwb(274.1, 11%, 40%)

Harmony colors

Complementary

#52991c

Analogous

#251c99

#631c99

#991c91

Triadic

#631c99

#99631c

#1c9963

Split-complementary

#631c99

#91991c

#1c9925

Tetradic

#631c99

#991c52

#52991c

#1c9963

Square

#631c99

#99251c

#52991c

#1c9199

Shades

Color #631c99 mixed toward black.

#531780

#421366

#320e4d

#210933

#11051a

Tints

Color #631c99 mixed toward white.

#8124c7

#9c46dd

#b574e6

#cda2ee

#e6d1f7

Tones

Color #631c99 mixed toward gray.

#62268f

#603184

#5f3b7a

#5d466f

#5c5065

Accessibility

Aa White text on this color

9.74:1

Aa Black text on this color

2.16:1

White text reads better on this background (9.74:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4e4d88 · ΔE 14.6

Deuteranopia

#515583 · ΔE 17.6

Tritanopia

#617773 · ΔE 32.4

Achromatopsia

#444444 · ΔE 28

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

Code

CSS

background-color: #631c99;

Tailwind (arbitrary value)

bg-[#631c99]

Related colors

Indigo #4b0082

Blue Violet #8a2be2

Rebecca Purple #663399

Dark Orchid #9932cc

Dark Violet #9400d3

Medium Orchid #ba55d3

Frequently asked questions

#631c99 (#631c99) is rgb(99, 28, 153) in RGB.

No, #631c99 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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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 #631c99, or check how it holds up for accessibility.

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