#371A8B#371A8B

#371A8B is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.4% C 0.170 H 284.8°. Best body text is #FFFFFF at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#371A8B
RGB	rgb(55, 26, 139)
HSL	hsl(255, 68%, 32%)
HSV	hsv(255, 81%, 55%)
CMYK	cmyk(60.4%, 81.3%, 0%, 45.5%)
CIE-LAB	lab(21.63, 43.34, -57.14)
CIE-LCH	lch(21.63, 71.72, 307.18°)
OKLab	oklab(34.4% 0.0436 -0.1647)
OKLCH	oklch(34.4% 0.17 284.8)
XYZ	xyz(6.6037, 3.4147, 24.7322)
Luminance	0.0341 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371A8B #6E8B1A

analogous

#1A368B #371A8B #6F1A8B

triadic

#371A8B #8B371A #1A8B37

tetradic

#371A8B #8B1A36 #6E8B1A #1A8B6F

square

#371A8B #8B1A36 #6E8B1A #1A8B6F

split-complementary

#371A8B #8B6F1A #368B1A

monochromatic

#0E0724 #231057 #371A8B #4B24BF #6B43DC

Accessibility & contrast

On white

12.48

#371A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#371A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371A8B

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371A8B	#FFFFFF	#000000	##FFFFFF
##371A8B	1.00	12.48	1.68	12.48
#FFFFFF	12.48	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378E

Deuteranopia (green-blind)

#003089

Tritanopia (blue-blind)

#033C53

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #371a8b;
/* rgb */ color: rgb(55, 26, 139);
/* oklch */ color: oklch(34.4% 0.170 284.8);

Tailwind

colors: {
  custom: {
    50: '#795bae',
    500: '#371a8b',
    950: '#000000',
  },
}

SCSS

$custom: #371a8b;
$custom-light: #795bae;
$custom-dark: #000000;

JSON

{
  "hex": "#371a8b",
  "rgb": {
    "r": 55,
    "g": 26,
    "b": 139
  },
  "hsl": {
    "h": 255.398,
    "s": 68.485,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34403,
    "c": 0.17034,
    "h": 284.8
  },
  "luminance": 0.03415
}

Semantic roles & 50–950 ramp

primary

#371A8B

secondary

#9EBD44

accent

#EB3CBE

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #371A8B

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

Preview Lab → · Contrast checker → · Palette generator →