#21158D#21158D

#21158D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.3% C 0.181 H 273.8°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#21158D
RGB	rgb(33, 21, 141)
HSL	hsl(246, 74%, 32%)
HSV	hsv(246, 85%, 55%)
CMYK	cmyk(76.6%, 85.1%, 0%, 44.7%)
CIE-LAB	lab(19.15, 44.22, -62.56)
CIE-LCH	lch(19.15, 76.61, 305.25°)
OKLab	oklab(32.27% 0.012 -0.1809)
OKLCH	oklch(32.27% 0.181 273.8)
XYZ	xyz(5.7015, 2.7822, 25.4307)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21158D #818D15

analogous

#15458D #21158D #5D158D

triadic

#21158D #8D2115 #158D21

tetradic

#21158D #8D1545 #818D15 #158D5D

square

#21158D #8D1545 #818D15 #158D5D

split-complementary

#21158D #8D5D15 #458D15

monochromatic

#080522 #150D58 #21158D #2D1DC2 #4B3BE2

Accessibility & contrast

On white

13.49

#21158D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#21158D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21158D

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21158D	#FFFFFF	#000000	##FFFFFF
##21158D	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003490

Deuteranopia (green-blind)

#00298B

Tritanopia (blue-blind)

#003C53

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #21158d;
/* rgb */ color: rgb(33, 21, 141);
/* oklch */ color: oklch(32.3% 0.181 273.8);

Tailwind

colors: {
  custom: {
    50: '#7157b0',
    500: '#21158d',
    950: '#000000',
  },
}

SCSS

$custom: #21158d;
$custom-light: #7157b0;
$custom-dark: #000000;

JSON

{
  "hex": "#21158d",
  "rgb": {
    "r": 33,
    "g": 21,
    "b": 141
  },
  "hsl": {
    "h": 246,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.32273,
    "c": 0.18132,
    "h": 273.8
  },
  "luminance": 0.02783
}

Semantic roles & 50–950 ramp

primary

#21158D

secondary

#B4C13D

accent

#F137DE

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #21158D

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

Preview Lab → · Contrast checker → · Palette generator →