#310347#310347

#310347 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.3% C 0.116 H 310.9°. Best body text is #FFFFFF at 17.01:1 contrast (WCAG AA passes).

Color values

HEX	#310347
RGB	rgb(49, 3, 71)
HSL	hsl(281, 92%, 15%)
HSV	hsv(281, 96%, 28%)
CMYK	cmyk(31%, 95.8%, 0%, 72.2%)
CIE-LAB	lab(10.36, 33.81, -30.91)
CIE-LCH	lch(10.36, 45.81, 317.57°)
OKLab	oklab(24.28% 0.076 -0.0878)
OKLCH	oklch(24.28% 0.116 310.9)
XYZ	xyz(2.4363, 1.1731, 6.0581)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310347 #194703

analogous

#0F0347 #310347 #47033B

triadic

#310347 #473103 #034731

tetradic

#310347 #470F03 #194703 #033B47

square

#310347 #470F03 #194703 #033B47

split-complementary

#310347 #3B4703 #03470F

monochromatic

#14011D #14011D #310347 #5A0582 #8208BC

Accessibility & contrast

On white

17.01

#310347 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#310347 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310347

17.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310347	#FFFFFF	#000000	##FFFFFF
##310347	1.00	17.01	1.23	17.01
#FFFFFF	17.01	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A49

Deuteranopia (green-blind)

#001D46

Tritanopia (blue-blind)

#2E1527

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #310347;
/* rgb */ color: rgb(49, 3, 71);
/* oklch */ color: oklch(24.3% 0.116 310.9);

Tailwind

colors: {
  custom: {
    50: '#6d4b7b',
    500: '#310347',
    950: '#000000',
  },
}

SCSS

$custom: #310347;
$custom-light: #6d4b7b;
$custom-dark: #000000;

JSON

{
  "hex": "#310347",
  "rgb": {
    "r": 49,
    "g": 3,
    "b": 71
  },
  "hsl": {
    "h": 280.588,
    "s": 91.892,
    "l": 14.51
  },
  "oklch": {
    "l": 0.24283,
    "c": 0.11615,
    "h": 310.9
  },
  "luminance": 0.01173
}

Semantic roles & 50–950 ramp

primary

#310347

secondary

#40881E

accent

#FF296E

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#070109

muted

#7A777B

Preview Lab

Preview with #310347

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

Preview Lab → · Contrast checker → · Palette generator →