#371F6B#371F6B

#371F6B is a dark, vivid violet. Relative luminance 0.029; OKLCH L 31.9% C 0.125 H 292.4°. Best body text is #FFFFFF at 13.37:1 contrast (WCAG AA passes).

Color values

HEX	#371F6B
RGB	rgb(55, 31, 107)
HSL	hsl(259, 55%, 27%)
HSV	hsv(259, 71%, 42%)
CMYK	cmyk(48.6%, 71%, 0%, 58%)
CIE-LAB	lab(19.45, 30.97, -40.33)
CIE-LCH	lch(19.45, 50.85, 307.52°)
OKLab	oklab(31.91% 0.0475 -0.1154)
OKLCH	oklch(31.91% 0.125 292.4)
XYZ	xyz(4.7186, 2.8536, 14.2092)
Luminance	0.0285 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F6B #536B1F

analogous

#1F2D6B #371F6B #5D1F6B

triadic

#371F6B #6B371F #1F6B37

tetradic

#371F6B #6B1F2D #536B1F #1F6B5D

square

#371F6B #6B1F2D #536B1F #1F6B5D

split-complementary

#371F6B #6B5D1F #2D6B1F

monochromatic

#0C0718 #1F113C #371F6B #4F2D9A #693DC7

Accessibility & contrast

On white

13.37

#371F6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#371F6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F6B

13.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F6B	#FFFFFF	#000000	##FFFFFF
##371F6B	1.00	13.37	1.57	13.37
#FFFFFF	13.37	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306D

Deuteranopia (green-blind)

#002E69

Tritanopia (blue-blind)

#273242

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #371f6b;
/* rgb */ color: rgb(55, 31, 107);
/* oklch */ color: oklch(31.9% 0.125 292.4);

Tailwind

colors: {
  custom: {
    50: '#735c96',
    500: '#371f6b',
    950: '#000000',
  },
}

SCSS

$custom: #371f6b;
$custom-light: #735c96;
$custom-dark: #000000;

JSON

{
  "hex": "#371f6b",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 107
  },
  "hsl": {
    "h": 258.947,
    "s": 55.072,
    "l": 27.059
  },
  "oklch": {
    "l": 0.31908,
    "c": 0.12484,
    "h": 292.4
  },
  "luminance": 0.02854
}

Semantic roles & 50–950 ramp

primary

#371F6B

secondary

#839F47

accent

#DE49AF

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040D

muted

#7B797E

Preview Lab

Preview with #371F6B

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

Preview Lab → · Contrast checker → · Palette generator →