#371558#371558

#371558 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.8% C 0.115 H 303.0°. Best body text is #FFFFFF at 14.89:1 contrast (WCAG AA passes).

Color values

HEX	#371558
RGB	rgb(55, 21, 88)
HSL	hsl(270, 61%, 21%)
HSV	hsv(270, 76%, 35%)
CMYK	cmyk(37.5%, 76.1%, 0%, 65.5%)
CIE-LAB	lab(15.76, 31.08, -33.74)
CIE-LCH	lch(15.76, 45.88, 312.65°)
OKLab	oklab(28.76% 0.0623 -0.096)
OKLCH	oklch(28.76% 0.115 303)
XYZ	xyz(3.6048, 2.0531, 9.4370)
Luminance	0.0205 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 4.99

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371558 #365815

analogous

#161558 #371558 #581558

triadic

#371558 #583715 #155837

tetradic

#371558 #581615 #365815 #155858

square

#371558 #581615 #365815 #155858

split-complementary

#371558 #585815 #155816

monochromatic

#0F0619 #180927 #371558 #562189 #752DBB

Accessibility & contrast

On white

14.89

#371558 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#371558 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371558

14.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371558	#FFFFFF	#000000	##FFFFFF
##371558	1.00	14.89	1.41	14.89
#FFFFFF	14.89	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00275A

Deuteranopia (green-blind)

#002757

Tritanopia (blue-blind)

#302535

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #371558;
/* rgb */ color: rgb(55, 21, 88);
/* oklch */ color: oklch(28.8% 0.115 303.0);

Tailwind

colors: {
  custom: {
    50: '#715688',
    500: '#371558',
    950: '#000000',
  },
}

SCSS

$custom: #371558;
$custom-light: #715688;
$custom-dark: #000000;

JSON

{
  "hex": "#371558",
  "rgb": {
    "r": 55,
    "g": 21,
    "b": 88
  },
  "hsl": {
    "h": 270.448,
    "s": 61.468,
    "l": 21.373
  },
  "oklch": {
    "l": 0.28761,
    "c": 0.1145,
    "h": 303
  },
  "luminance": 0.02053
}

Semantic roles & 50–950 ramp

primary

#371558

secondary

#649039

accent

#E54393

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030B

muted

#7B787C

Preview Lab

Preview with #371558

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

Preview Lab → · Contrast checker → · Palette generator →