#310C42#310C42

#310C42 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.8% C 0.099 H 312.8°. Best body text is #FFFFFF at 16.64:1 contrast (WCAG AA passes).

Color values

HEX	#310C42
RGB	rgb(49, 12, 66)
HSL	hsl(281, 69%, 15%)
HSV	hsv(281, 82%, 26%)
CMYK	cmyk(25.8%, 81.8%, 0%, 74.1%)
CIE-LAB	lab(11.34, 28.46, -25.80)
CIE-LCH	lch(11.34, 38.41, 317.81°)
OKLab	oklab(24.83% 0.0674 -0.0729)
OKLCH	oklch(24.83% 0.099 312.8)
XYZ	xyz(2.3813, 1.3093, 5.2805)
Luminance	0.0131 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310C42 #1D420C

analogous

#160C42 #310C42 #420C38

triadic

#310C42 #42310C #0C4231

tetradic

#310C42 #42160C #1D420C #0C3842

square

#310C42 #42160C #1D420C #0C3842

split-complementary

#310C42 #38420C #0C4216

monochromatic

#13051A #13051A #310C42 #571576 #7E1FAA

Accessibility & contrast

On white

16.64

#310C42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#310C42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310C42

16.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310C42	#FFFFFF	#000000	##FFFFFF
##310C42	1.00	16.64	1.26	16.64
#FFFFFF	16.64	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C44

Deuteranopia (green-blind)

#071F41

Tritanopia (blue-blind)

#2F1826

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #310c42;
/* rgb */ color: rgb(49, 12, 66);
/* oklch */ color: oklch(24.8% 0.099 312.8);

Tailwind

colors: {
  custom: {
    50: '#6c4f77',
    500: '#310c42',
    950: '#000000',
  },
}

SCSS

$custom: #310c42;
$custom-light: #6c4f77;
$custom-dark: #000000;

JSON

{
  "hex": "#310c42",
  "rgb": {
    "r": 49,
    "g": 12,
    "b": 66
  },
  "hsl": {
    "h": 281.111,
    "s": 69.231,
    "l": 15.294
  },
  "oklch": {
    "l": 0.24832,
    "c": 0.09925,
    "h": 312.8
  },
  "luminance": 0.01309
}

Semantic roles & 50–950 ramp

primary

#310C42

secondary

#467E2C

accent

#EC3C73

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #310C42

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

Preview Lab → · Contrast checker → · Palette generator →