#331F43#331F43

#331F43 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.3% C 0.068 H 308.3°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#331F43
RGB	rgb(51, 31, 67)
HSL	hsl(273, 37%, 19%)
HSV	hsv(273, 54%, 26%)
CMYK	cmyk(23.9%, 53.7%, 0%, 73.7%)
CIE-LAB	lab(15.95, 17.96, -19.12)
CIE-LCH	lch(15.95, 26.23, 313.20°)
OKLab	oklab(28.28% 0.0421 -0.0534)
OKLCH	oklch(28.28% 0.068 308.3)
XYZ	xyz(2.8681, 2.0891, 5.5612)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F43 #2F431F

analogous

#211F43 #331F43 #431F41

triadic

#331F43 #43331F #1F4333

tetradic

#331F43 #43211F #2F431F #1F4143

square

#331F43 #43211F #2F431F #1F4143

split-complementary

#331F43 #41431F #1F4321

monochromatic

#100A15 #130C19 #331F43 #53326D #734697

Accessibility & contrast

On white

14.81

#331F43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#331F43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F43

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F43	#FFFFFF	#000000	##FFFFFF
##331F43	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162744

Deuteranopia (green-blind)

#1B2842

Tritanopia (blue-blind)

#31252D

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #331f43;
/* rgb */ color: rgb(51, 31, 67);
/* oklch */ color: oklch(28.3% 0.068 308.3);

Tailwind

colors: {
  custom: {
    50: '#6c5b77',
    500: '#331f43',
    950: '#000000',
  },
}

SCSS

$custom: #331f43;
$custom-light: #6c5b77;
$custom-dark: #000000;

JSON

{
  "hex": "#331f43",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 67
  },
  "hsl": {
    "h": 273.333,
    "s": 36.735,
    "l": 19.216
  },
  "oklch": {
    "l": 0.2828,
    "c": 0.06802,
    "h": 308.3
  },
  "luminance": 0.02089
}

Semantic roles & 50–950 ramp

primary

#331F43

secondary

#5C7746

accent

#CD5B8E

background

#F6F5F7

surface

#EBE9ED

border

#C6C5C8

text

#070408

muted

#7A797B

Preview Lab

Preview with #331F43

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

Preview Lab → · Contrast checker → · Palette generator →