#21105E#21105E

#21105E is a dark, vivid violet. Relative luminance 0.015; OKLCH L 26.1% C 0.127 H 283.1°. Best body text is #FFFFFF at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#21105E
RGB	rgb(33, 16, 94)
HSL	hsl(253, 71%, 22%)
HSV	hsv(253, 83%, 37%)
CMYK	cmyk(64.9%, 83%, 0%, 63.1%)
CIE-LAB	lab(12.62, 31.65, -43.03)
CIE-LCH	lch(12.62, 53.42, 306.34°)
OKLab	oklab(26.09% 0.0289 -0.1241)
OKLCH	oklch(26.09% 0.127 283.1)
XYZ	xyz(2.8322, 1.5019, 10.7281)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21105E #4D5E10

analogous

#10265E #21105E #48105E

triadic

#21105E #5E2110 #105E21

tetradic

#21105E #5E1026 #4D5E10 #105E48

square

#21105E #5E1026 #4D5E10 #105E48

split-complementary

#21105E #5E4810 #265E10

monochromatic

#09041A #0F072A #21105E #331992 #4622C7

Accessibility & contrast

On white

16.15

#21105E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#21105E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21105E

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21105E	#FFFFFF	#000000	##FFFFFF
##21105E	1.00	16.15	1.30	16.15
#FFFFFF	16.15	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002360

Deuteranopia (green-blind)

#001E5D

Tritanopia (blue-blind)

#002737

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #21105e;
/* rgb */ color: rgb(33, 16, 94);
/* oklch */ color: oklch(26.1% 0.127 283.1);

Tailwind

colors: {
  custom: {
    50: '#66518d',
    500: '#21105e',
    950: '#000000',
  },
}

SCSS

$custom: #21105e;
$custom-light: #66518d;
$custom-dark: #000000;

JSON

{
  "hex": "#21105e",
  "rgb": {
    "r": 33,
    "g": 16,
    "b": 94
  },
  "hsl": {
    "h": 253.077,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.26089,
    "c": 0.12738,
    "h": 283.1
  },
  "luminance": 0.01502
}

Semantic roles & 50–950 ramp

primary

#21105E

secondary

#819733

accent

#EE3AC7

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #21105E

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

Preview Lab → · Contrast checker → · Palette generator →