#331D50#331D50

#331D50 is a dark, moderate violet. Relative luminance 0.022; OKLCH L 28.8% C 0.091 H 300.7°. Best body text is #FFFFFF at 14.66:1 contrast (WCAG AA passes).

Color values

HEX	#331D50
RGB	rgb(51, 29, 80)
HSL	hsl(266, 47%, 21%)
HSV	hsv(266, 64%, 31%)
CMYK	cmyk(36.3%, 63.7%, 0%, 68.6%)
CIE-LAB	lab(16.31, 23.04, -27.47)
CIE-LCH	lch(16.31, 35.85, 309.99°)
OKLab	oklab(28.83% 0.0463 -0.0778)
OKLCH	oklch(28.83% 0.091 300.7)
XYZ	xyz(3.2522, 2.1617, 7.8338)
Luminance	0.0216 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D50 #3A501D

analogous

#1D2150 #331D50 #4D1D50

triadic

#331D50 #50331D #1D5033

tetradic

#331D50 #501D21 #3A501D #1D504D

square

#331D50 #501D21 #3A501D #1D504D

split-complementary

#331D50 #504D1D #21501D

monochromatic

#0E0816 #160D23 #331D50 #502D7D #6C3EAA

Accessibility & contrast

On white

14.66

#331D50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#331D50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D50

14.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D50	#FFFFFF	#000000	##FFFFFF
##331D50	1.00	14.66	1.43	14.66
#FFFFFF	14.66	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052852

Deuteranopia (green-blind)

#0E284F

Tritanopia (blue-blind)

#2D2733

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #331d50;
/* rgb */ color: rgb(51, 29, 80);
/* oklch */ color: oklch(28.8% 0.091 300.7);

Tailwind

colors: {
  custom: {
    50: '#6d5a81',
    500: '#331d50',
    950: '#000000',
  },
}

SCSS

$custom: #331d50;
$custom-light: #6d5a81;
$custom-dark: #000000;

JSON

{
  "hex": "#331d50",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 80
  },
  "hsl": {
    "h": 265.882,
    "s": 46.789,
    "l": 21.373
  },
  "oklch": {
    "l": 0.28834,
    "c": 0.09052,
    "h": 300.7
  },
  "luminance": 0.02162
}

Semantic roles & 50–950 ramp

primary

#331D50

secondary

#698544

accent

#D6519D

background

#F6F5F7

surface

#ECE9EE

border

#C7C5C9

text

#07040A

muted

#7A797C

Preview Lab

Preview with #331D50

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

Preview Lab → · Contrast checker → · Palette generator →