#21225B#21225B

#21225B is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.9% C 0.100 H 277.4°. Best body text is #FFFFFF at 14.54:1 contrast (WCAG AA passes).

Color values

HEX	#21225B
RGB	rgb(33, 34, 91)
HSL	hsl(239, 47%, 24%)
HSV	hsv(239, 64%, 36%)
CMYK	cmyk(63.7%, 62.6%, 0%, 64.3%)
CIE-LAB	lab(16.61, 18.95, -34.49)
CIE-LCH	lch(16.61, 39.35, 298.78°)
OKLab	oklab(28.88% 0.0128 -0.099)
OKLCH	oklch(28.88% 0.1 277.4)
XYZ	xyz(3.0869, 2.2225, 10.1618)
Luminance	0.0222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21225B #5B5A21

analogous

#213F5B #21225B #3D215B

triadic

#21225B #5B2122 #225B21

tetradic

#21225B #5B213F #5B5A21 #215B3D

square

#21225B #5B213F #5B5A21 #215B3D

split-complementary

#21225B #5B3D21 #3F5B21

monochromatic

#080816 #11112E #21225B #313388 #4244B5

Accessibility & contrast

On white

14.54

#21225B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#21225B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21225B

14.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21225B	#FFFFFF	#000000	##FFFFFF
##21225B	1.00	14.54	1.44	14.54
#FFFFFF	14.54	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5D

Deuteranopia (green-blind)

#00275A

Tritanopia (blue-blind)

#00303A

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #21225b;
/* rgb */ color: rgb(33, 34, 91);
/* oklch */ color: oklch(28.9% 0.100 277.4);

Tailwind

colors: {
  custom: {
    50: '#635d8a',
    500: '#21225b',
    950: '#000000',
  },
}

SCSS

$custom: #21225b;
$custom-light: #635d8a;
$custom-dark: #000000;

JSON

{
  "hex": "#21225b",
  "rgb": {
    "r": 33,
    "g": 34,
    "b": 91
  },
  "hsl": {
    "h": 238.966,
    "s": 46.774,
    "l": 24.314
  },
  "oklch": {
    "l": 0.28878,
    "c": 0.09988,
    "h": 277.4
  },
  "luminance": 0.02223
}

Semantic roles & 50–950 ramp

primary

#21225B

secondary

#8F8E49

accent

#D451D6

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #21225B

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

Preview Lab → · Contrast checker → · Palette generator →