#371F80#371F80

#371F80 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 33.9% C 0.152 H 286.5°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#371F80
RGB	rgb(55, 31, 128)
HSL	hsl(255, 61%, 31%)
HSV	hsv(255, 76%, 50%)
CMYK	cmyk(57%, 75.8%, 0%, 49.8%)
CIE-LAB	lab(21.40, 37.46, -50.62)
CIE-LCH	lch(21.40, 62.97, 306.50°)
OKLab	oklab(33.9% 0.0431 -0.1456)
OKLCH	oklch(33.9% 0.152 286.5)
XYZ	xyz(5.9607, 3.3504, 20.7505)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F80 #68801F

analogous

#1F3780 #371F80 #671F80

triadic

#371F80 #80371F #1F8037

tetradic

#371F80 #801F37 #68801F #1F8067

square

#371F80 #801F37 #68801F #1F8067

split-complementary

#371F80 #80671F #37801F

monochromatic

#0D071D #22134F #371F80 #4C2BB1 #6947D2

Accessibility & contrast

On white

12.57

#371F80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#371F80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F80

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F80	#FFFFFF	#000000	##FFFFFF
##371F80	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003683

Deuteranopia (green-blind)

#00317E

Tritanopia (blue-blind)

#173A4E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #371f80;
/* rgb */ color: rgb(55, 31, 128);
/* oklch */ color: oklch(33.9% 0.152 286.5);

Tailwind

colors: {
  custom: {
    50: '#775da6',
    500: '#371f80',
    950: '#000000',
  },
}

SCSS

$custom: #371f80;
$custom-light: #775da6;
$custom-dark: #000000;

JSON

{
  "hex": "#371f80",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 128
  },
  "hsl": {
    "h": 254.845,
    "s": 61.006,
    "l": 31.176
  },
  "oklch": {
    "l": 0.33896,
    "c": 0.15188,
    "h": 286.5
  },
  "luminance": 0.03351
}

Semantic roles & 50–950 ramp

primary

#371F80

secondary

#98B348

accent

#E444BC

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371F80

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

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