#310E5D#310E5D

#310E5D is a dark, vivid violet. Relative luminance 0.018; OKLCH L 27.6% C 0.128 H 297.1°. Best body text is #FFFFFF at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#310E5D
RGB	rgb(49, 14, 93)
HSL	hsl(267, 74%, 21%)
HSV	hsv(267, 85%, 36%)
CMYK	cmyk(47.3%, 84.9%, 0%, 63.5%)
CIE-LAB	lab(14.16, 34.74, -39.76)
CIE-LCH	lch(14.16, 52.80, 311.14°)
OKLab	oklab(27.59% 0.0582 -0.1139)
OKLCH	oklch(27.59% 0.128 297.1)
XYZ	xyz(3.3989, 1.7573, 10.5139)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.22

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310E5D #3A5D0E

analogous

#0E125D #310E5D #580E5D

triadic

#310E5D #5D310E #0E5D31

tetradic

#310E5D #5D0E12 #3A5D0E #0E5D58

square

#310E5D #5D0E12 #3A5D0E #0E5D58

split-complementary

#310E5D #5D580E #125D0E

monochromatic

#0E041B #150628 #310E5D #4D1692 #691EC7

Accessibility & contrast

On white

15.54

#310E5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#310E5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310E5D

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310E5D	#FFFFFF	#000000	##FFFFFF
##310E5D	1.00	15.54	1.35	15.54
#FFFFFF	15.54	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245F

Deuteranopia (green-blind)

#00235C

Tritanopia (blue-blind)

#252436

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #310e5d;
/* rgb */ color: rgb(49, 14, 93);
/* oklch */ color: oklch(27.6% 0.128 297.1);

Tailwind

colors: {
  custom: {
    50: '#6f518c',
    500: '#310e5d',
    950: '#000000',
  },
}

SCSS

$custom: #310e5d;
$custom-light: #6f518c;
$custom-dark: #000000;

JSON

{
  "hex": "#310e5d",
  "rgb": {
    "r": 49,
    "g": 14,
    "b": 93
  },
  "hsl": {
    "h": 266.582,
    "s": 73.832,
    "l": 20.98
  },
  "oklch": {
    "l": 0.27587,
    "c": 0.12789,
    "h": 297.1
  },
  "luminance": 0.01757
}

Semantic roles & 50–950 ramp

primary

#310E5D

secondary

#699730

accent

#F0379E

background

#F6F4F8

surface

#ECE7F0

border

#C7C3CB

text

#08020C

muted

#7B787D

Preview Lab

Preview with #310E5D

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

Preview Lab → · Contrast checker → · Palette generator →