#371CA0#371CA0

#371CA0 is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.193 H 280.6°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#371CA0
RGB	rgb(55, 28, 160)
HSL	hsl(252, 70%, 37%)
HSV	hsv(252, 83%, 63%)
CMYK	cmyk(65.6%, 82.5%, 0%, 37.3%)
CIE-LAB	lab(24.26, 48.60, -65.77)
CIE-LCH	lch(24.26, 81.78, 306.47°)
OKLab	oklab(36.9% 0.0356 -0.1898)
OKLCH	oklch(36.9% 0.193 280.6)
XYZ	xyz(8.3340, 4.1801, 33.6186)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371CA0 #85A01C

analogous

#1C43A0 #371CA0 #791CA0

triadic

#371CA0 #A0371C #1CA037

tetradic

#371CA0 #A01C43 #85A01C #1CA079

square

#371CA0 #A01C43 #85A01C #1CA079

split-complementary

#371CA0 #A0791C #43A01C

monochromatic

#130A38 #25136C #371CA0 #4925D4 #7255E1

Accessibility & contrast

On white

11.44

#371CA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#371CA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371CA0

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371CA0	#FFFFFF	#000000	##FFFFFF
##371CA0	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA4

Deuteranopia (green-blind)

#00359E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #371ca0;
/* rgb */ color: rgb(55, 28, 160);
/* oklch */ color: oklch(36.9% 0.193 280.6);

Tailwind

colors: {
  custom: {
    50: '#7d5ebd',
    500: '#371ca0',
    950: '#000000',
  },
}

SCSS

$custom: #371ca0;
$custom-light: #7d5ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#371ca0",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 160
  },
  "hsl": {
    "h": 252.273,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.36904,
    "c": 0.19313,
    "h": 280.6
  },
  "luminance": 0.04181
}

Semantic roles & 50–950 ramp

primary

#371CA0

secondary

#ADC453

accent

#ED3BC9

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #371CA0

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

Preview Lab → · Contrast checker → · Palette generator →