#371F91#371F91

#371F91 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.173 H 282.9°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#371F91
RGB	rgb(55, 31, 145)
HSL	hsl(253, 65%, 35%)
HSV	hsv(253, 79%, 57%)
CMYK	cmyk(62.1%, 78.6%, 0%, 43.1%)
CIE-LAB	lab(23.12, 42.69, -58.42)
CIE-LCH	lch(23.12, 72.36, 306.15°)
OKLab	oklab(35.63% 0.0385 -0.1685)
OKLCH	oklch(35.63% 0.173 282.9)
XYZ	xyz(7.1748, 3.8360, 27.1449)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F91 #79911F

analogous

#1F4091 #371F91 #701F91

triadic

#371F91 #91371F #1F9137

tetradic

#371F91 #911F40 #79911F #1F9170

square

#371F91 #911F40 #79911F #1F9170

split-complementary

#371F91 #91701F #40911F

monochromatic

#11092C #24145F #371F91 #4A2AC3 #6E51DA

Accessibility & contrast

On white

11.88

#371F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#371F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F91

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F91	#FFFFFF	#000000	##FFFFFF
##371F91	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B94

Deuteranopia (green-blind)

#00338F

Tritanopia (blue-blind)

#004057

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #371f91;
/* rgb */ color: rgb(55, 31, 145);
/* oklch */ color: oklch(35.6% 0.173 282.9);

Tailwind

colors: {
  custom: {
    50: '#7a5eb2',
    500: '#371f91',
    950: '#000000',
  },
}

SCSS

$custom: #371f91;
$custom-light: #7a5eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#371f91",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 145
  },
  "hsl": {
    "h": 252.632,
    "s": 64.773,
    "l": 34.51
  },
  "oklch": {
    "l": 0.35631,
    "c": 0.1728,
    "h": 282.9
  },
  "luminance": 0.03837
}

Semantic roles & 50–950 ramp

primary

#371F91

secondary

#A6BD4F

accent

#E840C4

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #371F91

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

Preview Lab → · Contrast checker → · Palette generator →