#331D61#331D61

#331D61 is a dark, moderate violet. Relative luminance 0.024; OKLCH L 30.3% C 0.114 H 293.2°. Best body text is #FFFFFF at 14.10:1 contrast (WCAG AA passes).

Color values

HEX	#331D61
RGB	rgb(51, 29, 97)
HSL	hsl(259, 54%, 25%)
HSV	hsv(259, 70%, 38%)
CMYK	cmyk(47.4%, 70.1%, 0%, 62%)
CIE-LAB	lab(17.67, 28.23, -36.68)
CIE-LCH	lch(17.67, 46.28, 307.58°)
OKLab	oklab(30.25% 0.045 -0.1049)
OKLCH	oklch(30.25% 0.114 293.2)
XYZ	xyz(3.9617, 2.4455, 11.5702)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D61 #4B611D

analogous

#1D2961 #331D61 #551D61

triadic

#331D61 #61331D #1D6133

tetradic

#331D61 #611D29 #4B611D #1D6155

square

#331D61 #611D29 #4B611D #1D6155

split-complementary

#331D61 #61551D #29611D

monochromatic

#0C0718 #1A0F32 #331D61 #4C2B90 #6539BF

Accessibility & contrast

On white

14.10

#331D61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#331D61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D61

14.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D61	#FFFFFF	#000000	##FFFFFF
##331D61	1.00	14.10	1.49	14.10
#FFFFFF	14.10	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C63

Deuteranopia (green-blind)

#002A60

Tritanopia (blue-blind)

#262D3C

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #331d61;
/* rgb */ color: rgb(51, 29, 97);
/* oklch */ color: oklch(30.3% 0.114 293.2);

Tailwind

colors: {
  custom: {
    50: '#6f5a8e',
    500: '#331d61',
    950: '#000000',
  },
}

SCSS

$custom: #331d61;
$custom-light: #6f5a8e;
$custom-dark: #000000;

JSON

{
  "hex": "#331d61",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 97
  },
  "hsl": {
    "h": 259.412,
    "s": 53.968,
    "l": 24.706
  },
  "oklch": {
    "l": 0.3025,
    "c": 0.11413,
    "h": 293.2
  },
  "luminance": 0.02446
}

Semantic roles & 50–950 ramp

primary

#331D61

secondary

#7B9644

accent

#DD4AAE

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331D61

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

Preview Lab → · Contrast checker → · Palette generator →