#21229C#21229C

#21229C is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.6% C 0.188 H 271.3°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#21229C
RGB	rgb(33, 34, 156)
HSL	hsl(240, 65%, 37%)
HSV	hsv(240, 79%, 61%)
CMYK	cmyk(78.8%, 78.2%, 0%, 38.8%)
CIE-LAB	lab(23.23, 42.46, -65.08)
CIE-LCH	lch(23.23, 77.71, 303.12°)
OKLab	oklab(35.64% 0.0041 -0.1884)
OKLCH	oklch(35.64% 0.188 271.3)
XYZ	xyz(7.1979, 3.8669, 31.8131)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21229C #9C9B21

analogous

#21609C #21229C #5E219C

triadic

#21229C #9C2122 #229C21

tetradic

#21229C #9C2160 #9C9B21 #219C5E

square

#21229C #9C2160 #9C9B21 #219C5E

split-complementary

#21229C #9C5E21 #609C21

monochromatic

#0C0C37 #161769 #21229C #2C2DCF #5B5CDC

Accessibility & contrast

On white

11.84

#21229C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#21229C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21229C

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21229C	#FFFFFF	#000000	##FFFFFF
##21229C	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9F

Deuteranopia (green-blind)

#00319A

Tritanopia (blue-blind)

#00475E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #21229c;
/* rgb */ color: rgb(33, 34, 156);
/* oklch */ color: oklch(35.6% 0.188 271.3);

Tailwind

colors: {
  custom: {
    50: '#735fbb',
    500: '#21229c',
    950: '#000000',
  },
}

SCSS

$custom: #21229c;
$custom-light: #735fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#21229c",
  "rgb": {
    "r": 33,
    "g": 34,
    "b": 156
  },
  "hsl": {
    "h": 239.512,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.35635,
    "c": 0.18848,
    "h": 271.3
  },
  "luminance": 0.03868
}

Semantic roles & 50–950 ramp

primary

#21229C

secondary

#C1C058

accent

#E740E8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #21229C

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

Preview Lab → · Contrast checker → · Palette generator →