#21105C#21105C

#21105C is a dark, vivid violet. Relative luminance 0.015; OKLCH L 25.9% C 0.125 H 283.7°. Best body text is #FFFFFF at 16.24:1 contrast (WCAG AA passes).

Color values

HEX	#21105C
RGB	rgb(33, 16, 92)
HSL	hsl(253, 70%, 21%)
HSV	hsv(253, 83%, 36%)
CMYK	cmyk(64.1%, 82.6%, 0%, 63.9%)
CIE-LAB	lab(12.39, 31.00, -42.06)
CIE-LCH	lch(12.39, 52.25, 306.39°)
OKLab	oklab(25.86% 0.0295 -0.1212)
OKLCH	oklch(25.86% 0.125 283.7)
XYZ	xyz(2.7437, 1.4664, 10.2616)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21105C #4B5C10

analogous

#10255C #21105C #47105C

triadic

#21105C #5C2110 #105C21

tetradic

#21105C #5C1025 #4B5C10 #105C47

square

#21105C #5C1025 #4B5C10 #105C47

split-complementary

#21105C #5C4710 #255C10

monochromatic

#09051A #0E0728 #21105C #341990 #4622C4

Accessibility & contrast

On white

16.24

#21105C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#21105C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21105C

16.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21105C	#FFFFFF	#000000	##FFFFFF
##21105C	1.00	16.24	1.29	16.24
#FFFFFF	16.24	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00235E

Deuteranopia (green-blind)

#001E5B

Tritanopia (blue-blind)

#002635

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #21105c;
/* rgb */ color: rgb(33, 16, 92);
/* oklch */ color: oklch(25.9% 0.125 283.7);

Tailwind

colors: {
  custom: {
    50: '#65518b',
    500: '#21105c',
    950: '#000000',
  },
}

SCSS

$custom: #21105c;
$custom-light: #65518b;
$custom-dark: #000000;

JSON

{
  "hex": "#21105c",
  "rgb": {
    "r": 33,
    "g": 16,
    "b": 92
  },
  "hsl": {
    "h": 253.421,
    "s": 70.37,
    "l": 21.176
  },
  "oklch": {
    "l": 0.25862,
    "c": 0.12478,
    "h": 283.7
  },
  "luminance": 0.01467
}

Semantic roles & 50–950 ramp

primary

#21105C

secondary

#7F9533

accent

#ED3BC5

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #21105C

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

Preview Lab → · Contrast checker → · Palette generator →