#21249D#21249D

#21249D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.0% C 0.188 H 271.0°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#21249D
RGB	rgb(33, 36, 157)
HSL	hsl(239, 65%, 37%)
HSV	hsv(239, 79%, 62%)
CMYK	cmyk(79%, 77.1%, 0%, 38.4%)
CIE-LAB	lab(23.73, 41.68, -64.85)
CIE-LCH	lch(23.73, 77.09, 302.73°)
OKLab	oklab(36.03% 0.0032 -0.1878)
OKLCH	oklch(36.03% 0.188 271)
XYZ	xyz(7.3418, 4.0186, 32.2805)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21249D #9D9A21

analogous

#21629D #21249D #5C219D

triadic

#21249D #9D2124 #249D21

tetradic

#21249D #9D2162 #9D9A21 #219D5C

square

#21249D #9D2162 #9D9A21 #219D5C

split-complementary

#21249D #9D5C21 #629D21

monochromatic

#0C0D38 #16186A #21249D #2C30D0 #5C5FDD

Accessibility & contrast

On white

11.64

#21249D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#21249D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21249D

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21249D	#FFFFFF	#000000	##FFFFFF
##21249D	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA0

Deuteranopia (green-blind)

#00329B

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #21249d;
/* rgb */ color: rgb(33, 36, 157);
/* oklch */ color: oklch(36.0% 0.188 271.0);

Tailwind

colors: {
  custom: {
    50: '#7361bb',
    500: '#21249d',
    950: '#000000',
  },
}

SCSS

$custom: #21249d;
$custom-light: #7361bb;
$custom-dark: #000000;

JSON

{
  "hex": "#21249d",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 157
  },
  "hsl": {
    "h": 238.548,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.36026,
    "c": 0.18783,
    "h": 271
  },
  "luminance": 0.04019
}

Semantic roles & 50–950 ramp

primary

#21249D

secondary

#C1BF59

accent

#E440E8

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #21249D

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

Preview Lab → · Contrast checker → · Palette generator →