#371A7D#371A7D

#371A7D is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.9% C 0.154 H 288.2°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#371A7D
RGB	rgb(55, 26, 125)
HSL	hsl(258, 66%, 30%)
HSV	hsv(258, 79%, 49%)
CMYK	cmyk(56%, 79.2%, 0%, 51%)
CIE-LAB	lab(20.17, 39.18, -50.73)
CIE-LCH	lch(20.17, 64.10, 307.68°)
OKLab	oklab(32.94% 0.048 -0.1459)
OKLCH	oklch(32.94% 0.154 288.2)
XYZ	xyz(5.6455, 3.0314, 19.6857)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371A7D #607D1A

analogous

#1A2E7D #371A7D #691A7D

triadic

#371A7D #7D371A #1A7D37

tetradic

#371A7D #7D1A2E #607D1A #1A7D69

square

#371A7D #7D1A2E #607D1A #1A7D69

split-complementary

#371A7D #7D691A #2E7D1A

monochromatic

#0B0519 #210F4A #371A7D #4D25B0 #693BD6

Accessibility & contrast

On white

13.07

#371A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#371A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371A7D

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371A7D	#FFFFFF	#000000	##FFFFFF
##371A7D	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#002E7B

Tritanopia (blue-blind)

#1A364B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #371a7d;
/* rgb */ color: rgb(55, 26, 125);
/* oklch */ color: oklch(32.9% 0.154 288.2);

Tailwind

colors: {
  custom: {
    50: '#775aa4',
    500: '#371a7d',
    950: '#000000',
  },
}

SCSS

$custom: #371a7d;
$custom-light: #775aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#371a7d",
  "rgb": {
    "r": 55,
    "g": 26,
    "b": 125
  },
  "hsl": {
    "h": 257.576,
    "s": 65.563,
    "l": 29.608
  },
  "oklch": {
    "l": 0.32942,
    "c": 0.15362,
    "h": 288.2
  },
  "luminance": 0.03032
}

Semantic roles & 50–950 ramp

primary

#371A7D

secondary

#90B142

accent

#E93FB7

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371A7D

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

Preview Lab → · Contrast checker → · Palette generator →