#371563#371563

#371563 is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.8% C 0.128 H 297.9°. Best body text is #FFFFFF at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#371563
RGB	rgb(55, 21, 99)
HSL	hsl(266, 65%, 24%)
HSV	hsv(266, 79%, 39%)
CMYK	cmyk(44.4%, 78.8%, 0%, 61.2%)
CIE-LAB	lab(16.74, 34.15, -39.49)
CIE-LCH	lch(16.74, 52.20, 310.85°)
OKLab	oklab(29.76% 0.0599 -0.1129)
OKLCH	oklch(29.76% 0.128 297.9)
XYZ	xyz(4.0953, 2.2493, 12.0204)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 4.66

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371563 #416315

analogous

#151A63 #371563 #5E1563

triadic

#371563 #633715 #156337

tetradic

#371563 #63151A #416315 #15635E

square

#371563 #63151A #416315 #15635E

split-complementary

#371563 #635E15 #1A6315

monochromatic

#0E0519 #1B0A31 #371563 #532095 #6F2AC8

Accessibility & contrast

On white

14.48

#371563 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#371563 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371563

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371563	#FFFFFF	#000000	##FFFFFF
##371563	1.00	14.48	1.45	14.48
#FFFFFF	14.48	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002965

Deuteranopia (green-blind)

#002861

Tritanopia (blue-blind)

#2C293B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #371563;
/* rgb */ color: rgb(55, 21, 99);
/* oklch */ color: oklch(29.8% 0.128 297.9);

Tailwind

colors: {
  custom: {
    50: '#735690',
    500: '#371563',
    950: '#000000',
  },
}

SCSS

$custom: #371563;
$custom-light: #735690;
$custom-dark: #000000;

JSON

{
  "hex": "#371563",
  "rgb": {
    "r": 55,
    "g": 21,
    "b": 99
  },
  "hsl": {
    "h": 266.154,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.29762,
    "c": 0.12781,
    "h": 297.9
  },
  "luminance": 0.02249
}

Semantic roles & 50–950 ramp

primary

#371563

secondary

#709A3A

accent

#E8409F

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030D

muted

#7B787D

Preview Lab

Preview with #371563

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

Preview Lab → · Contrast checker → · Palette generator →