#310F33#310F33

#310F33 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.1% C 0.078 H 325.4°. Best body text is #FFFFFF at 16.84:1 contrast (WCAG AA passes).

Color values

HEX	#310F33
RGB	rgb(49, 15, 51)
HSL	hsl(297, 55%, 13%)
HSV	hsv(297, 71%, 20%)
CMYK	cmyk(3.9%, 70.6%, 0%, 80%)
CIE-LAB	lab(10.80, 23.30, -15.90)
CIE-LCH	lch(10.80, 28.21, 325.68°)
OKLab	oklab(24.1% 0.0638 -0.044)
OKLCH	oklch(24.1% 0.078 325.4)
XYZ	xyz(2.0349, 1.2338, 3.2623)
Luminance	0.0123 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F33 #11330F

analogous

#1F0F33 #310F33 #330F23

triadic

#310F33 #33310F #0F3331

tetradic

#310F33 #331F0F #11330F #0F2333

square

#310F33 #331F0F #11330F #0F2333

split-complementary

#310F33 #23330F #0F331F

monochromatic

#170718 #170718 #310F33 #5E1D62 #8C2B92

Accessibility & contrast

On white

16.84

#310F33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#310F33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F33

16.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F33	#FFFFFF	#000000	##FFFFFF
##310F33	1.00	16.84	1.25	16.84
#FFFFFF	16.84	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A1A34

Deuteranopia (green-blind)

#161F32

Tritanopia (blue-blind)

#32141F

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #310f33;
/* rgb */ color: rgb(49, 15, 51);
/* oklch */ color: oklch(24.1% 0.078 325.4);

Tailwind

colors: {
  custom: {
    50: '#6b506b',
    500: '#310f33',
    950: '#000000',
  },
}

SCSS

$custom: #310f33;
$custom-light: #6b506b;
$custom-dark: #000000;

JSON

{
  "hex": "#310f33",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 51
  },
  "hsl": {
    "h": 296.667,
    "s": 54.545,
    "l": 12.941
  },
  "oklch": {
    "l": 0.24095,
    "c": 0.07753,
    "h": 325.4
  },
  "luminance": 0.01234
}

Semantic roles & 50–950 ramp

primary

#310F33

secondary

#346D31

accent

#DE4A52

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070206

muted

#7A787A

Preview Lab

Preview with #310F33

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

Preview Lab → · Contrast checker → · Palette generator →