#371D8D#371D8D

#371D8D is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.0% C 0.170 H 284.0°. Best body text is #FFFFFF at 12.19:1 contrast (WCAG AA passes).

Color values

HEX	#371D8D
RGB	rgb(55, 29, 141)
HSL	hsl(254, 66%, 33%)
HSV	hsv(254, 79%, 55%)
CMYK	cmyk(61%, 79.4%, 0%, 44.7%)
CIE-LAB	lab(22.35, 42.48, -57.21)
CIE-LCH	lch(22.35, 71.26, 306.59°)
OKLab	oklab(34.97% 0.041 -0.1649)
OKLCH	oklch(34.97% 0.17 284)
XYZ	xyz(6.8212, 3.6136, 25.5322)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D8D #738D1D

analogous

#1D3B8D #371D8D #6F1D8D

triadic

#371D8D #8D371D #1D8D37

tetradic

#371D8D #8D1D3B #738D1D #1D8D6F

square

#371D8D #8D1D3B #738D1D #1D8D6F

split-complementary

#371D8D #8D6F1D #3B8D1D

monochromatic

#0F0827 #23135A #371D8D #4B27C0 #6C4BDA

Accessibility & contrast

On white

12.19

#371D8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#371D8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D8D

12.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D8D	#FFFFFF	#000000	##FFFFFF
##371D8D	1.00	12.19	1.72	12.19
#FFFFFF	12.19	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003990

Deuteranopia (green-blind)

#00328B

Tritanopia (blue-blind)

#003E54

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #371d8d;
/* rgb */ color: rgb(55, 29, 141);
/* oklch */ color: oklch(35.0% 0.170 284.0);

Tailwind

colors: {
  custom: {
    50: '#795daf',
    500: '#371d8d',
    950: '#000000',
  },
}

SCSS

$custom: #371d8d;
$custom-light: #795daf;
$custom-dark: #000000;

JSON

{
  "hex": "#371d8d",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 141
  },
  "hsl": {
    "h": 253.929,
    "s": 65.882,
    "l": 33.333
  },
  "oklch": {
    "l": 0.34966,
    "c": 0.16992,
    "h": 284
  },
  "luminance": 0.03614
}

Semantic roles & 50–950 ramp

primary

#371D8D

secondary

#A2BC4A

accent

#E93FC1

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #371D8D

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

Preview Lab → · Contrast checker → · Palette generator →