#371F7A#371F7A

#371F7A is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.3% C 0.144 H 288.0°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#371F7A
RGB	rgb(55, 31, 122)
HSL	hsl(256, 59%, 30%)
HSV	hsv(256, 75%, 48%)
CMYK	cmyk(54.9%, 74.6%, 0%, 52.2%)
CIE-LAB	lab(20.82, 35.61, -47.76)
CIE-LCH	lch(20.82, 59.57, 306.71°)
OKLab	oklab(33.31% 0.0445 -0.1373)
OKLCH	oklch(33.31% 0.144 288)
XYZ	xyz(5.5774, 3.1971, 18.7318)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F7A #627A1F

analogous

#1F357A #371F7A #641F7A

triadic

#371F7A #7A371F #1F7A37

tetradic

#371F7A #7A1F35 #627A1F #1F7A64

square

#371F7A #7A1F35 #627A1F #1F7A64

split-complementary

#371F7A #7A641F #357A1F

monochromatic

#0B0618 #211349 #371F7A #4D2BAB #6944CF

Accessibility & contrast

On white

12.81

#371F7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#371F7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F7A

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F7A	#FFFFFF	#000000	##FFFFFF
##371F7A	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347D

Deuteranopia (green-blind)

#003078

Tritanopia (blue-blind)

#1D374A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #371f7a;
/* rgb */ color: rgb(55, 31, 122);
/* oklch */ color: oklch(33.3% 0.144 288.0);

Tailwind

colors: {
  custom: {
    50: '#765da1',
    500: '#371f7a',
    950: '#000000',
  },
}

SCSS

$custom: #371f7a;
$custom-light: #765da1;
$custom-dark: #000000;

JSON

{
  "hex": "#371f7a",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 122
  },
  "hsl": {
    "h": 255.824,
    "s": 59.477,
    "l": 30
  },
  "oklch": {
    "l": 0.33309,
    "c": 0.1443,
    "h": 288
  },
  "luminance": 0.03197
}

Semantic roles & 50–950 ramp

primary

#371F7A

secondary

#92AD47

accent

#E345B9

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371F7A

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

Preview Lab → · Contrast checker → · Palette generator →