#21236D#21236D

#21236D is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.8% C 0.125 H 275.0°. Best body text is #FFFFFF at 13.76:1 contrast (WCAG AA passes).

Color values

HEX	#21236D
RGB	rgb(33, 35, 109)
HSL	hsl(238, 54%, 28%)
HSV	hsv(238, 70%, 43%)
CMYK	cmyk(69.7%, 67.9%, 0%, 57.3%)
CIE-LAB	lab(18.49, 25.06, -43.27)
CIE-LCH	lch(18.49, 50.01, 300.08°)
OKLab	oklab(30.76% 0.0109 -0.1248)
OKLCH	oklch(30.76% 0.125 275)
XYZ	xyz(3.9876, 2.6292, 14.7624)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21236D #6D6B21

analogous

#21496D #21236D #45216D

triadic

#21236D #6D2123 #236D21

tetradic

#21236D #6D2149 #6D6B21 #216D45

square

#21236D #6D2149 #6D6B21 #216D45

split-complementary

#21236D #6D4521 #496D21

monochromatic

#070817 #13143E #21236D #2F329C #4246C6

Accessibility & contrast

On white

13.76

#21236D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#21236D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21236D

13.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21236D	#FFFFFF	#000000	##FFFFFF
##21236D	1.00	13.76	1.53	13.76
#FFFFFF	13.76	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306F

Deuteranopia (green-blind)

#002A6C

Tritanopia (blue-blind)

#003644

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #21236d;
/* rgb */ color: rgb(33, 35, 109);
/* oklch */ color: oklch(30.8% 0.125 275.0);

Tailwind

colors: {
  custom: {
    50: '#675e98',
    500: '#21236d',
    950: '#000000',
  },
}

SCSS

$custom: #21236d;
$custom-light: #675e98;
$custom-dark: #000000;

JSON

{
  "hex": "#21236d",
  "rgb": {
    "r": 33,
    "g": 35,
    "b": 109
  },
  "hsl": {
    "h": 238.421,
    "s": 53.521,
    "l": 27.843
  },
  "oklch": {
    "l": 0.30762,
    "c": 0.12532,
    "h": 275
  },
  "luminance": 0.0263
}

Semantic roles & 50–950 ramp

primary

#21236D

secondary

#A19E49

accent

#D94BDD

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #21236D

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

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