#371C70#371C70

#371C70 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.135 H 291.5°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#371C70
RGB	rgb(55, 28, 112)
HSL	hsl(259, 60%, 27%)
HSV	hsv(259, 75%, 44%)
CMYK	cmyk(50.9%, 75%, 0%, 56.1%)
CIE-LAB	lab(19.28, 34.22, -43.85)
CIE-LCH	lch(19.28, 55.63, 307.97°)
OKLab	oklab(31.93% 0.0497 -0.1258)
OKLCH	oklch(31.93% 0.135 291.5)
XYZ	xyz(4.9146, 2.8124, 15.6100)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C70 #55701C

analogous

#1C2B70 #371C70 #611C70

triadic

#371C70 #70371C #1C7037

tetradic

#371C70 #701C2B #55701C #1C7061

square

#371C70 #701C2B #55701C #1C7061

split-complementary

#371C70 #70611C #2B701C

monochromatic

#0C0618 #1F103F #371C70 #4F28A1 #6939CD

Accessibility & contrast

On white

13.44

#371C70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#371C70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C70

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C70	#FFFFFF	#000000	##FFFFFF
##371C70	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003072

Deuteranopia (green-blind)

#002D6E

Tritanopia (blue-blind)

#253244

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #371c70;
/* rgb */ color: rgb(55, 28, 112);
/* oklch */ color: oklch(31.9% 0.135 291.5);

Tailwind

colors: {
  custom: {
    50: '#745b9a',
    500: '#371c70',
    950: '#000000',
  },
}

SCSS

$custom: #371c70;
$custom-light: #745b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#371c70",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 112
  },
  "hsl": {
    "h": 259.286,
    "s": 60,
    "l": 27.451
  },
  "oklch": {
    "l": 0.31926,
    "c": 0.13524,
    "h": 291.5
  },
  "luminance": 0.02813
}

Semantic roles & 50–950 ramp

primary

#371C70

secondary

#85A543

accent

#E345B0

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #371C70

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

Preview Lab → · Contrast checker → · Palette generator →