#310437#310437

#310437 is a very dark, moderate purple. Relative luminance 0.010; OKLCH L 23.0% C 0.099 H 322.7°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#310437
RGB	rgb(49, 4, 55)
HSL	hsl(293, 86%, 12%)
HSV	hsv(293, 93%, 22%)
CMYK	cmyk(10.9%, 92.7%, 0%, 78.4%)
CIE-LAB	lab(9.12, 29.74, -21.49)
CIE-LCH	lch(9.12, 36.70, 324.15°)
OKLab	oklab(22.98% 0.079 -0.0602)
OKLCH	oklch(22.98% 0.099 322.7)
XYZ	xyz(1.9996, 1.0158, 3.7044)
Luminance	0.0102 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310437 #0A3704

analogous

#180437 #310437 #370424

triadic

#310437 #373104 #043731

tetradic

#310437 #371804 #0A3704 #042437

square

#310437 #371804 #0A3704 #042437

split-complementary

#310437 #243704 #043718

monochromatic

#19021D #19021D #310437 #640870 #970CA9

Accessibility & contrast

On white

17.45

#310437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#310437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310437

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310437	#FFFFFF	#000000	##FFFFFF
##310437	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001638

Deuteranopia (green-blind)

#0C1B36

Tritanopia (blue-blind)

#320E1D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #310437;
/* rgb */ color: rgb(49, 4, 55);
/* oklch */ color: oklch(23.0% 0.099 322.7);

Tailwind

colors: {
  custom: {
    50: '#6c4a6e',
    500: '#310437',
    950: '#000000',
  },
}

SCSS

$custom: #310437;
$custom-light: #6c4a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#310437",
  "rgb": {
    "r": 49,
    "g": 4,
    "b": 55
  },
  "hsl": {
    "h": 292.941,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22981,
    "c": 0.0993,
    "h": 322.7
  },
  "luminance": 0.01016
}

Semantic roles & 50–950 ramp

primary

#310437

secondary

#29791E

accent

#FD2B44

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070107

muted

#7A777A

Preview Lab

Preview with #310437

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

Preview Lab → · Contrast checker → · Palette generator →