#21228D#21228D

#21228D is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.9% C 0.170 H 272.4°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#21228D
RGB	rgb(33, 34, 141)
HSL	hsl(239, 62%, 34%)
HSV	hsv(239, 77%, 55%)
CMYK	cmyk(76.6%, 75.9%, 0%, 44.7%)
CIE-LAB	lab(21.54, 37.33, -58.60)
CIE-LCH	lch(21.54, 69.48, 302.49°)
OKLab	oklab(33.95% 0.007 -0.1696)
OKLCH	oklch(33.95% 0.17 272.4)
XYZ	xyz(6.0053, 3.3898, 25.5319)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21228D #8D8C21

analogous

#21588D #21228D #56218D

triadic

#21228D #8D2122 #228D21

tetradic

#21228D #8D2158 #8D8C21 #218D56

square

#21228D #8D2158 #8D8C21 #218D56

split-complementary

#21228D #8D5621 #588D21

monochromatic

#0A0A2A #15165B #21228D #2D2EBF #5253D6

Accessibility & contrast

On white

12.51

#21228D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#21228D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21228D

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21228D	#FFFFFF	#000000	##FFFFFF
##21228D	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003990

Deuteranopia (green-blind)

#002E8B

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #21228d;
/* rgb */ color: rgb(33, 34, 141);
/* oklch */ color: oklch(33.9% 0.170 272.4);

Tailwind

colors: {
  custom: {
    50: '#6f5eaf',
    500: '#21228d',
    950: '#000000',
  },
}

SCSS

$custom: #21228d;
$custom-light: #6f5eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#21228d",
  "rgb": {
    "r": 33,
    "g": 34,
    "b": 141
  },
  "hsl": {
    "h": 239.444,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.33948,
    "c": 0.16975,
    "h": 272.4
  },
  "luminance": 0.0339
}

Semantic roles & 50–950 ramp

primary

#21228D

secondary

#BAB950

accent

#E443E5

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090411

muted

#7B7980

Preview Lab

Preview with #21228D

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

Preview Lab → · Contrast checker → · Palette generator →