#331B36#331B36

#331B36 is a dark, muted purple. Relative luminance 0.018; OKLCH L 26.7% C 0.058 H 322.9°. Best body text is #FFFFFF at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#331B36
RGB	rgb(51, 27, 54)
HSL	hsl(293, 33%, 16%)
HSV	hsv(293, 50%, 21%)
CMYK	cmyk(5.6%, 50%, 0%, 78.8%)
CIE-LAB	lab(14.14, 17.24, -12.82)
CIE-LCH	lch(14.14, 21.48, 323.37°)
OKLab	oklab(26.69% 0.0466 -0.0352)
OKLCH	oklch(26.69% 0.058 322.9)
XYZ	xyz(2.4230, 1.7541, 3.7003)
Luminance	0.0175 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331B36 #1E361B

analogous

#251B36 #331B36 #361B2B

triadic

#331B36 #36331B #1B3633

tetradic

#331B36 #36251B #1E361B #1B2B36

square

#331B36 #36251B #1E361B #1B2B36

split-complementary

#331B36 #2B361B #1B3625

monochromatic

#130A14 #130A14 #331B36 #5A2F5F #804488

Accessibility & contrast

On white

15.55

#331B36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#331B36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331B36

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331B36	#FFFFFF	#000000	##FFFFFF
##331B36	1.00	15.55	1.35	15.55
#FFFFFF	15.55	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#182237

Deuteranopia (green-blind)

#1E2535

Tritanopia (blue-blind)

#341E26

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #331b36;
/* rgb */ color: rgb(51, 27, 54);
/* oklch */ color: oklch(26.7% 0.058 322.9);

Tailwind

colors: {
  custom: {
    50: '#6b586d',
    500: '#331b36',
    950: '#000000',
  },
}

SCSS

$custom: #331b36;
$custom-light: #6b586d;
$custom-dark: #000000;

JSON

{
  "hex": "#331b36",
  "rgb": {
    "r": 51,
    "g": 27,
    "b": 54
  },
  "hsl": {
    "h": 293.333,
    "s": 33.333,
    "l": 15.882
  },
  "oklch": {
    "l": 0.26685,
    "c": 0.05839,
    "h": 322.9
  },
  "luminance": 0.01754
}

Semantic roles & 50–950 ramp

primary

#331B36

secondary

#476B42

accent

#C95E6A

background

#F6F5F6

surface

#EBE9EB

border

#C6C5C6

text

#070307

muted

#7A787A

Preview Lab

Preview with #331B36

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

Preview Lab → · Contrast checker → · Palette generator →