#371D79#371D79

#371D79 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.9% C 0.145 H 288.7°. Best body text is #FFFFFF at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#371D79
RGB	rgb(55, 29, 121)
HSL	hsl(257, 61%, 29%)
HSV	hsv(257, 76%, 47%)
CMYK	cmyk(54.5%, 76%, 0%, 52.5%)
CIE-LAB	lab(20.33, 36.40, -47.92)
CIE-LCH	lch(20.33, 60.18, 307.22°)
OKLab	oklab(32.93% 0.0466 -0.1377)
OKLCH	oklch(32.93% 0.145 288.7)
XYZ	xyz(5.4651, 3.0712, 18.3903)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D79 #5F791D

analogous

#1D3179 #371D79 #651D79

triadic

#371D79 #79371D #1D7937

tetradic

#371D79 #791D31 #5F791D #1D7965

square

#371D79 #791D31 #5F791D #1D7965

split-complementary

#371D79 #79651D #31791D

monochromatic

#0B0619 #211148 #371D79 #4D29AA #693FD1

Accessibility & contrast

On white

13.01

#371D79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#371D79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D79

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D79	#FFFFFF	#000000	##FFFFFF
##371D79	1.00	13.01	1.61	13.01
#FFFFFF	13.01	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337C

Deuteranopia (green-blind)

#002F77

Tritanopia (blue-blind)

#1E3649

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #371d79;
/* rgb */ color: rgb(55, 29, 121);
/* oklch */ color: oklch(32.9% 0.145 288.7);

Tailwind

colors: {
  custom: {
    50: '#765ca1',
    500: '#371d79',
    950: '#000000',
  },
}

SCSS

$custom: #371d79;
$custom-light: #765ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#371d79",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 121
  },
  "hsl": {
    "h": 256.957,
    "s": 61.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32932,
    "c": 0.14539,
    "h": 288.7
  },
  "luminance": 0.03071
}

Semantic roles & 50–950 ramp

primary

#371D79

secondary

#8FAD45

accent

#E443B7

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371D79

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

Preview Lab → · Contrast checker → · Palette generator →