#331B30#331B30

#331B30 is a dark, muted purple. Relative luminance 0.017; OKLCH L 26.4% C 0.051 H 331.5°. Best body text is #FFFFFF at 15.67:1 contrast (WCAG AA passes).

Color values

HEX	#331B30
RGB	rgb(51, 27, 48)
HSL	hsl(308, 31%, 15%)
HSV	hsv(308, 47%, 20%)
CMYK	cmyk(0%, 47.1%, 5.9%, 80%)
CIE-LAB	lab(13.83, 15.83, -8.99)
CIE-LCH	lch(13.83, 18.21, 330.41°)
OKLab	oklab(26.36% 0.0449 -0.0243)
OKLCH	oklch(26.36% 0.051 331.5)
XYZ	xyz(2.2907, 1.7012, 3.0034)
Luminance	0.0170 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331B30 #1B331E

analogous

#2A1B33 #331B30 #331B24

triadic

#331B30 #30331B #1B3033

tetradic

#331B30 #332A1B #1B331E #1B2433

square

#331B30 #332A1B #1B331E #1B2433

split-complementary

#331B30 #24331B #1B332A

monochromatic

#140B13 #140B13 #331B30 #5B3056 #83457B

Accessibility & contrast

On white

15.67

#331B30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#331B30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331B30

15.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331B30	#FFFFFF	#000000	##FFFFFF
##331B30	1.00	15.67	1.34	15.67
#FFFFFF	15.67	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A2131

Deuteranopia (green-blind)

#21242F

Tritanopia (blue-blind)

#351D23

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #331b30;
/* rgb */ color: rgb(51, 27, 48);
/* oklch */ color: oklch(26.4% 0.051 331.5);

Tailwind

colors: {
  custom: {
    50: '#6b5868',
    500: '#331b30',
    950: '#000000',
  },
}

SCSS

$custom: #331b30;
$custom-light: #6b5868;
$custom-dark: #000000;

JSON

{
  "hex": "#331b30",
  "rgb": {
    "r": 51,
    "g": 27,
    "b": 48
  },
  "hsl": {
    "h": 307.5,
    "s": 30.769,
    "l": 15.294
  },
  "oklch": {
    "l": 0.26355,
    "c": 0.05106,
    "h": 331.5
  },
  "luminance": 0.01701
}

Semantic roles & 50–950 ramp

primary

#331B30

secondary

#436747

accent

#C76E61

background

#F6F5F6

surface

#EBE9EB

border

#C6C5C6

text

#070306

muted

#7A787A

Preview Lab

Preview with #331B30

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

Preview Lab → · Contrast checker → · Palette generator →