#371F7D#371F7D

#371F7D is a dark, vivid violet. Relative luminance 0.033; OKLCH L 33.6% C 0.148 H 287.2°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#371F7D
RGB	rgb(55, 31, 125)
HSL	hsl(255, 60%, 31%)
HSV	hsv(255, 75%, 49%)
CMYK	cmyk(56%, 75.2%, 0%, 51%)
CIE-LAB	lab(21.10, 36.53, -49.20)
CIE-LCH	lch(21.10, 61.28, 306.60°)
OKLab	oklab(33.6% 0.0438 -0.1415)
OKLCH	oklch(33.6% 0.148 287.2)
XYZ	xyz(5.7661, 3.2726, 19.7259)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F7D #657D1F

analogous

#1F367D #371F7D #661F7D

triadic

#371F7D #7D371F #1F7D37

tetradic

#371F7D #7D1F36 #657D1F #1F7D66

square

#371F7D #7D1F36 #657D1F #1F7D66

split-complementary

#371F7D #7D661F #367D1F

monochromatic

#0C071B #21134C #371F7D #4D2BAE #6945D1

Accessibility & contrast

On white

12.69

#371F7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#371F7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F7D

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F7D	#FFFFFF	#000000	##FFFFFF
##371F7D	1.00	12.69	1.65	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003580

Deuteranopia (green-blind)

#00307B

Tritanopia (blue-blind)

#1A384C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #371f7d;
/* rgb */ color: rgb(55, 31, 125);
/* oklch */ color: oklch(33.6% 0.148 287.2);

Tailwind

colors: {
  custom: {
    50: '#765da4',
    500: '#371f7d',
    950: '#000000',
  },
}

SCSS

$custom: #371f7d;
$custom-light: #765da4;
$custom-dark: #000000;

JSON

{
  "hex": "#371f7d",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 125
  },
  "hsl": {
    "h": 255.319,
    "s": 60.256,
    "l": 30.588
  },
  "oklch": {
    "l": 0.336,
    "c": 0.1481,
    "h": 287.2
  },
  "luminance": 0.03273
}

Semantic roles & 50–950 ramp

primary

#371F7D

secondary

#95B048

accent

#E344BB

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371F7D

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

Preview Lab → · Contrast checker → · Palette generator →