#310B35#310B35

#310B35 is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.7% C 0.086 H 323.8°. Best body text is #FFFFFF at 17.08:1 contrast (WCAG AA passes).

Color values

HEX	#310B35
RGB	rgb(49, 11, 53)
HSL	hsl(294, 66%, 13%)
HSV	hsv(294, 79%, 21%)
CMYK	cmyk(7.5%, 79.2%, 0%, 79.2%)
CIE-LAB	lab(10.18, 25.86, -18.35)
CIE-LCH	lch(10.18, 31.70, 324.64°)
OKLab	oklab(23.69% 0.0698 -0.0511)
OKLCH	oklch(23.69% 0.086 323.8)
XYZ	xyz(2.0288, 1.1495, 3.4825)
Luminance	0.0115 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B35 #0F350B

analogous

#1C0B35 #310B35 #350B24

triadic

#310B35 #35310B #0B3531

tetradic

#310B35 #351C0B #0F350B #0B2435

square

#310B35 #351C0B #0F350B #0B2435

split-complementary

#310B35 #24350B #0B351C

monochromatic

#170519 #170519 #310B35 #601668 #8F209A

Accessibility & contrast

On white

17.08

#310B35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#310B35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B35

17.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B35	#FFFFFF	#000000	##FFFFFF
##310B35	1.00	17.08	1.23	17.08
#FFFFFF	17.08	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031936

Deuteranopia (green-blind)

#121D34

Tritanopia (blue-blind)

#32121E

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #310b35;
/* rgb */ color: rgb(49, 11, 53);
/* oklch */ color: oklch(23.7% 0.086 323.8);

Tailwind

colors: {
  custom: {
    50: '#6b4e6c',
    500: '#310b35',
    950: '#000000',
  },
}

SCSS

$custom: #310b35;
$custom-light: #6b4e6c;
$custom-dark: #000000;

JSON

{
  "hex": "#310b35",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 53
  },
  "hsl": {
    "h": 294.286,
    "s": 65.625,
    "l": 12.549
  },
  "oklch": {
    "l": 0.23686,
    "c": 0.08644,
    "h": 323.8
  },
  "luminance": 0.01149
}

Semantic roles & 50–950 ramp

primary

#310B35

secondary

#31722A

accent

#E93F4F

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070207

muted

#7A787A

Preview Lab

Preview with #310B35

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

Preview Lab → · Contrast checker → · Palette generator →