#371A8D#371A8D

#371A8D is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.6% C 0.173 H 284.4°. Best body text is #FFFFFF at 12.39:1 contrast (WCAG AA passes).

Color values

HEX	#371A8D
RGB	rgb(55, 26, 141)
HSL	hsl(255, 69%, 33%)
HSV	hsv(255, 82%, 55%)
CMYK	cmyk(61%, 81.6%, 0%, 44.7%)
CIE-LAB	lab(21.85, 43.93, -58.04)
CIE-LCH	lch(21.85, 72.79, 307.12°)
OKLab	oklab(34.62% 0.0429 -0.1673)
OKLCH	oklch(34.62% 0.173 284.4)
XYZ	xyz(6.7512, 3.4737, 25.5089)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371A8D #708D1A

analogous

#1A378D #371A8D #701A8D

triadic

#371A8D #8D371A #1A8D37

tetradic

#371A8D #8D1A37 #708D1A #1A8D70

square

#371A8D #8D1A37 #708D1A #1A8D70

split-complementary

#371A8D #8D701A #378D1A

monochromatic

#0F0726 #231059 #371A8D #4B24C1 #6B45DD

Accessibility & contrast

On white

12.39

#371A8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#371A8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371A8D

12.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371A8D	#FFFFFF	#000000	##FFFFFF
##371A8D	1.00	12.39	1.69	12.39
#FFFFFF	12.39	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003890

Deuteranopia (green-blind)

#00318B

Tritanopia (blue-blind)

#003D54

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #371a8d;
/* rgb */ color: rgb(55, 26, 141);
/* oklch */ color: oklch(34.6% 0.173 284.4);

Tailwind

colors: {
  custom: {
    50: '#7a5baf',
    500: '#371a8d',
    950: '#000000',
  },
}

SCSS

$custom: #371a8d;
$custom-light: #7a5baf;
$custom-dark: #000000;

JSON

{
  "hex": "#371a8d",
  "rgb": {
    "r": 55,
    "g": 26,
    "b": 141
  },
  "hsl": {
    "h": 255.13,
    "s": 68.862,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34617,
    "c": 0.1727,
    "h": 284.4
  },
  "luminance": 0.03474
}

Semantic roles & 50–950 ramp

primary

#371A8D

secondary

#9FBE45

accent

#EC3CBF

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #371A8D

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

Preview Lab → · Contrast checker → · Palette generator →