#310B2D#310B2D

#310B2D is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.1% C 0.078 H 332.2°. Best body text is #FFFFFF at 17.26:1 contrast (WCAG AA passes).

Color values

HEX	#310B2D
RGB	rgb(49, 11, 45)
HSL	hsl(306, 63%, 12%)
HSV	hsv(306, 78%, 19%)
CMYK	cmyk(0%, 77.6%, 8.2%, 80.8%)
CIE-LAB	lab(9.66, 24.15, -13.31)
CIE-LCH	lch(9.66, 27.57, 331.15°)
OKLab	oklab(23.14% 0.0693 -0.0365)
OKLCH	oklch(23.14% 0.078 332.2)
XYZ	xyz(1.8599, 1.0819, 2.5930)
Luminance	0.0108 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B2D #0B310F

analogous

#220B31 #310B2D #310B1A

triadic

#310B2D #2D310B #0B2D31

tetradic

#310B2D #31220B #0B310F #0B1A31

square

#310B2D #31220B #0B310F #0B1A31

split-complementary

#310B2D #1A310B #0B3122

monochromatic

#190617 #190617 #310B2D #63165B #952189

Accessibility & contrast

On white

17.26

#310B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#310B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B2D

17.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B2D	#FFFFFF	#000000	##FFFFFF
##310B2D	1.00	17.26	1.22	17.26
#FFFFFF	17.26	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09172E

Deuteranopia (green-blind)

#161D2C

Tritanopia (blue-blind)

#330E1A

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #310b2d;
/* rgb */ color: rgb(49, 11, 45);
/* oklch */ color: oklch(23.1% 0.078 332.2);

Tailwind

colors: {
  custom: {
    50: '#6b4d66',
    500: '#310b2d',
    950: '#000000',
  },
}

SCSS

$custom: #310b2d;
$custom-light: #6b4d66;
$custom-dark: #000000;

JSON

{
  "hex": "#310b2d",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 45
  },
  "hsl": {
    "h": 306.316,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.23138,
    "c": 0.07827,
    "h": 332.2
  },
  "luminance": 0.01082
}

Semantic roles & 50–950 ramp

primary

#310B2D

secondary

#2A6E31

accent

#E65341

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070105

muted

#7A777A

Preview Lab

Preview with #310B2D

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

Preview Lab → · Contrast checker → · Palette generator →