#371D80#371D80

#371D80 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.6% C 0.154 H 286.9°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#371D80
RGB	rgb(55, 29, 128)
HSL	hsl(256, 63%, 31%)
HSV	hsv(256, 77%, 50%)
CMYK	cmyk(57%, 77.3%, 0%, 49.8%)
CIE-LAB	lab(21.02, 38.54, -51.24)
CIE-LCH	lch(21.02, 64.12, 306.94°)
OKLab	oklab(33.63% 0.0447 -0.1475)
OKLCH	oklch(33.63% 0.154 286.9)
XYZ	xyz(5.9100, 3.2491, 20.7336)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D80 #66801D

analogous

#1D3480 #371D80 #681D80

triadic

#371D80 #80371D #1D8037

tetradic

#371D80 #801D34 #66801D #1D8068

square

#371D80 #801D34 #66801D #1D8068

split-complementary

#371D80 #80681D #34801D

monochromatic

#0C061C #22124E #371D80 #4C28B2 #6943D4

Accessibility & contrast

On white

12.73

#371D80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#371D80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D80

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D80	#FFFFFF	#000000	##FFFFFF
##371D80	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003583

Deuteranopia (green-blind)

#00307E

Tritanopia (blue-blind)

#17394D

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #371d80;
/* rgb */ color: rgb(55, 29, 128);
/* oklch */ color: oklch(33.6% 0.154 286.9);

Tailwind

colors: {
  custom: {
    50: '#775ca6',
    500: '#371d80',
    950: '#000000',
  },
}

SCSS

$custom: #371d80;
$custom-light: #775ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#371d80",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 128
  },
  "hsl": {
    "h": 255.758,
    "s": 63.057,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33628,
    "c": 0.15409,
    "h": 286.9
  },
  "luminance": 0.03249
}

Semantic roles & 50–950 ramp

primary

#371D80

secondary

#96B345

accent

#E642BB

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371D80

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

Preview Lab → · Contrast checker → · Palette generator →