#331F41#331F41

#331F41 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.2% C 0.065 H 309.9°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX	#331F41
RGB	rgb(51, 31, 65)
HSL	hsl(275, 35%, 19%)
HSV	hsv(275, 52%, 25%)
CMYK	cmyk(21.5%, 52.3%, 0%, 74.5%)
CIE-LAB	lab(15.83, 17.40, -17.92)
CIE-LCH	lch(15.83, 24.98, 314.16°)
OKLab	oklab(28.15% 0.0418 -0.0499)
OKLCH	oklch(28.15% 0.065 309.9)
XYZ	xyz(2.8092, 2.0655, 5.2507)
Luminance	0.0207 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F41 #2D411F

analogous

#221F41 #331F41 #411F3E

triadic

#331F41 #41331F #1F4133

tetradic

#331F41 #41221F #2D411F #1F3E41

square

#331F41 #41221F #2D411F #1F3E41

split-complementary

#331F41 #3E411F #1F4122

monochromatic

#100A15 #120B18 #331F41 #54336A #744794

Accessibility & contrast

On white

14.86

#331F41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#331F41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F41

14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F41	#FFFFFF	#000000	##FFFFFF
##331F41	1.00	14.86	1.41	14.86
#FFFFFF	14.86	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172642

Deuteranopia (green-blind)

#1C2840

Tritanopia (blue-blind)

#31242C

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #331f41;
/* rgb */ color: rgb(51, 31, 65);
/* oklch */ color: oklch(28.2% 0.065 309.9);

Tailwind

colors: {
  custom: {
    50: '#6b5b76',
    500: '#331f41',
    950: '#000000',
  },
}

SCSS

$custom: #331f41;
$custom-light: #6b5b76;
$custom-dark: #000000;

JSON

{
  "hex": "#331f41",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 65
  },
  "hsl": {
    "h": 275.294,
    "s": 35.417,
    "l": 18.824
  },
  "oklch": {
    "l": 0.28151,
    "c": 0.06511,
    "h": 309.9
  },
  "luminance": 0.02065
}

Semantic roles & 50–950 ramp

primary

#331F41

secondary

#5A7547

accent

#CB5C8A

background

#F6F5F7

surface

#EBE9ED

border

#C6C5C8

text

#070408

muted

#7A797B

Preview Lab

Preview with #331F41

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

Preview Lab → · Contrast checker → · Palette generator →