#331F59#331F59

#331F59 is a dark, moderate violet. Relative luminance 0.024; OKLCH L 29.9% C 0.100 H 295.6°. Best body text is #FFFFFF at 14.18:1 contrast (WCAG AA passes).

Color values

HEX	#331F59
RGB	rgb(51, 31, 89)
HSL	hsl(261, 48%, 24%)
HSV	hsv(261, 65%, 35%)
CMYK	cmyk(42.7%, 65.2%, 0%, 65.1%)
CIE-LAB	lab(17.48, 24.49, -31.66)
CIE-LCH	lch(17.48, 40.02, 307.72°)
OKLab	oklab(29.91% 0.0432 -0.0901)
OKLCH	oklch(29.91% 0.1 295.6)
XYZ	xyz(3.6579, 2.4050, 9.7207)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 8.55

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F59 #45591F

analogous

#1F2859 #331F59 #501F59

triadic

#331F59 #59331F #1F5933

tetradic

#331F59 #591F28 #45591F #1F5950

square

#331F59 #591F28 #45591F #1F5950

split-complementary

#331F59 #59501F #28591F

monochromatic

#0D0817 #190F2C #331F59 #4D2F86 #673FB4

Accessibility & contrast

On white

14.18

#331F59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#331F59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F59

14.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F59	#FFFFFF	#000000	##FFFFFF
##331F59	1.00	14.18	1.48	14.18
#FFFFFF	14.18	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5B

Deuteranopia (green-blind)

#042A58

Tritanopia (blue-blind)

#292C38

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #331f59;
/* rgb */ color: rgb(51, 31, 89);
/* oklch */ color: oklch(29.9% 0.100 295.6);

Tailwind

colors: {
  custom: {
    50: '#6e5b88',
    500: '#331f59',
    950: '#000000',
  },
}

SCSS

$custom: #331f59;
$custom-light: #6e5b88;
$custom-dark: #000000;

JSON

{
  "hex": "#331f59",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 89
  },
  "hsl": {
    "h": 260.69,
    "s": 48.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.29907,
    "c": 0.09994,
    "h": 295.6
  },
  "luminance": 0.02405
}

Semantic roles & 50–950 ramp

primary

#331F59

secondary

#758E46

accent

#D850A9

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07040B

muted

#7A797C

Preview Lab

Preview with #331F59

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →