#21227D#21227D

#21227D is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.2% C 0.149 H 273.7°. Best body text is #FFFFFF at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#21227D
RGB	rgb(33, 34, 125)
HSL	hsl(239, 58%, 31%)
HSV	hsv(239, 74%, 49%)
CMYK	cmyk(73.6%, 72.8%, 0%, 51%)
CIE-LAB	lab(19.83, 31.63, -51.35)
CIE-LCH	lch(19.83, 60.32, 301.63°)
OKLab	oklab(32.21% 0.0097 -0.1485)
OKLCH	oklch(32.21% 0.149 273.7)
XYZ	xyz(4.8997, 2.9476, 19.7088)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21227D #7D7C21

analogous

#21507D #21227D #4E217D

triadic

#21227D #7D2122 #227D21

tetradic

#21227D #7D2150 #7D7C21 #217D4E

square

#21227D #7D2150 #7D7C21 #217D4E

split-complementary

#21227D #7D4E21 #507D21

monochromatic

#07081C #14154D #21227D #2E2FAD #494BCF

Accessibility & contrast

On white

13.21

#21227D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#21227D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21227D

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21227D	#FFFFFF	#000000	##FFFFFF
##21227D	1.00	13.21	1.59	13.21
#FFFFFF	13.21	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003480

Deuteranopia (green-blind)

#002C7B

Tritanopia (blue-blind)

#003B4D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #21227d;
/* rgb */ color: rgb(33, 34, 125);
/* oklch */ color: oklch(32.2% 0.149 273.7);

Tailwind

colors: {
  custom: {
    50: '#6b5ea4',
    500: '#21227d',
    950: '#000000',
  },
}

SCSS

$custom: #21227d;
$custom-light: #6b5ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#21227d",
  "rgb": {
    "r": 33,
    "g": 34,
    "b": 125
  },
  "hsl": {
    "h": 239.348,
    "s": 58.228,
    "l": 30.98
  },
  "oklch": {
    "l": 0.32215,
    "c": 0.1488,
    "h": 273.7
  },
  "luminance": 0.02948
}

Semantic roles & 50–950 ramp

primary

#21227D

secondary

#B0AF4A

accent

#E046E1

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #21227D

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

Preview Lab → · Contrast checker → · Palette generator →