#371DA7#371DA7

#371DA7 is a dark, highly saturated violet. Relative luminance 0.045; OKLCH L 37.8% C 0.200 H 279.4°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#371DA7
RGB	rgb(55, 29, 167)
HSL	hsl(251, 70%, 38%)
HSV	hsv(251, 83%, 65%)
CMYK	cmyk(67.1%, 82.6%, 0%, 34.5%)
CIE-LAB	lab(25.20, 50.21, -68.46)
CIE-LCH	lch(25.20, 84.90, 306.26°)
OKLab	oklab(37.78% 0.0329 -0.1977)
OKLCH	oklch(37.78% 0.2 279.4)
XYZ	xyz(8.9877, 4.4802, 36.9429)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371DA7 #8DA71D

analogous

#1D48A7 #371DA7 #7C1DA7

triadic

#371DA7 #A7371D #1DA737

tetradic

#371DA7 #A71D48 #8DA71D #1DA77C

square

#371DA7 #A71D48 #8DA71D #1DA77C

split-complementary

#371DA7 #A77C1D #48A71D

monochromatic

#150B3F #261473 #371DA7 #4928DA #755CE3

Accessibility & contrast

On white

11.07

#371DA7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#371DA7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371DA7

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371DA7	#FFFFFF	#000000	##FFFFFF
##371DA7	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AB

Deuteranopia (green-blind)

#0036A5

Tritanopia (blue-blind)

#004864

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #371da7;
/* rgb */ color: rgb(55, 29, 167);
/* oklch */ color: oklch(37.8% 0.200 279.4);

Tailwind

colors: {
  custom: {
    50: '#7f5fc2',
    500: '#371da7',
    950: '#000000',
  },
}

SCSS

$custom: #371da7;
$custom-light: #7f5fc2;
$custom-dark: #000000;

JSON

{
  "hex": "#371da7",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 167
  },
  "hsl": {
    "h": 251.304,
    "s": 70.408,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37784,
    "c": 0.20038,
    "h": 279.4
  },
  "luminance": 0.04481
}

Semantic roles & 50–950 ramp

primary

#371DA7

secondary

#B2C759

accent

#ED3BCC

background

#F8F5FC

surface

#F0E9F8

border

#CBC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #371DA7

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

Preview Lab → · Contrast checker → · Palette generator →