#310D41#310D41

#310D41 is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.9% C 0.097 H 313.3°. Best body text is #FFFFFF at 16.61:1 contrast (WCAG AA passes).

Color values

HEX	#310D41
RGB	rgb(49, 13, 65)
HSL	hsl(282, 67%, 15%)
HSV	hsv(282, 80%, 25%)
CMYK	cmyk(24.6%, 80%, 0%, 74.5%)
CIE-LAB	lab(11.43, 27.72, -24.94)
CIE-LCH	lch(11.43, 37.29, 318.02°)
OKLab	oklab(24.87% 0.0663 -0.0704)
OKLCH	oklch(24.87% 0.097 313.3)
XYZ	xyz(2.3645, 1.3225, 5.1307)
Luminance	0.0132 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310D41 #1D410D

analogous

#170D41 #310D41 #410D37

triadic

#310D41 #41310D #0D4131

tetradic

#310D41 #41170D #1D410D #0D3741

square

#310D41 #41170D #1D410D #0D3741

split-complementary

#310D41 #37410D #0D4117

monochromatic

#13051A #13051A #310D41 #571774 #7E21A7

Accessibility & contrast

On white

16.61

#310D41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#310D41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310D41

16.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310D41	#FFFFFF	#000000	##FFFFFF
##310D41	1.00	16.61	1.26	16.61
#FFFFFF	16.61	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C42

Deuteranopia (green-blind)

#091F40

Tritanopia (blue-blind)

#2F1826

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #310d41;
/* rgb */ color: rgb(49, 13, 65);
/* oklch */ color: oklch(24.9% 0.097 313.3);

Tailwind

colors: {
  custom: {
    50: '#6b4f76',
    500: '#310d41',
    950: '#000000',
  },
}

SCSS

$custom: #310d41;
$custom-light: #6b4f76;
$custom-dark: #000000;

JSON

{
  "hex": "#310d41",
  "rgb": {
    "r": 49,
    "g": 13,
    "b": 65
  },
  "hsl": {
    "h": 281.538,
    "s": 66.667,
    "l": 15.294
  },
  "oklch": {
    "l": 0.24872,
    "c": 0.0967,
    "h": 313.3
  },
  "luminance": 0.01322
}

Semantic roles & 50–950 ramp

primary

#310D41

secondary

#467D2D

accent

#EA3E73

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #310D41

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

Preview Lab → · Contrast checker → · Palette generator →