#371F74#371F74

#371F74 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.7% C 0.137 H 289.6°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#371F74
RGB	rgb(55, 31, 116)
HSL	hsl(257, 58%, 29%)
HSV	hsv(257, 73%, 45%)
CMYK	cmyk(52.6%, 73.3%, 0%, 54.5%)
CIE-LAB	lab(20.25, 33.75, -44.83)
CIE-LCH	lch(20.25, 56.12, 306.97°)
OKLab	oklab(32.74% 0.0458 -0.1287)
OKLCH	oklch(32.74% 0.137 289.6)
XYZ	xyz(5.2170, 3.0529, 16.8340)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F74 #5C741F

analogous

#1F3274 #371F74 #621F74

triadic

#371F74 #74371F #1F7437

tetradic

#371F74 #741F32 #5C741F #1F7462

square

#371F74 #741F32 #5C741F #1F7462

split-complementary

#371F74 #74621F #32741F

monochromatic

#0B0618 #201244 #371F74 #4E2CA4 #6841CC

Accessibility & contrast

On white

13.04

#371F74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#371F74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F74

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F74	#FFFFFF	#000000	##FFFFFF
##371F74	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003277

Deuteranopia (green-blind)

#002F72

Tritanopia (blue-blind)

#223547

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #371f74;
/* rgb */ color: rgb(55, 31, 116);
/* oklch */ color: oklch(32.7% 0.137 289.6);

Tailwind

colors: {
  custom: {
    50: '#755d9d',
    500: '#371f74',
    950: '#000000',
  },
}

SCSS

$custom: #371f74;
$custom-light: #755d9d;
$custom-dark: #000000;

JSON

{
  "hex": "#371f74",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 116
  },
  "hsl": {
    "h": 256.941,
    "s": 57.823,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32736,
    "c": 0.13661,
    "h": 289.6
  },
  "luminance": 0.03053
}

Semantic roles & 50–950 ramp

primary

#371F74

secondary

#8CA847

accent

#E147B5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #371F74

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

Preview Lab → · Contrast checker → · Palette generator →