#21429C#21429C

#21429C is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.3% C 0.152 H 265.0°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#21429C
RGB	rgb(33, 66, 156)
HSL	hsl(224, 65%, 37%)
HSV	hsv(224, 79%, 61%)
CMYK	cmyk(78.8%, 57.7%, 0%, 38.8%)
CIE-LAB	lab(30.92, 21.99, -52.44)
CIE-LCH	lch(30.92, 56.87, 292.74°)
OKLab	oklab(41.26% -0.0132 -0.1514)
OKLCH	oklch(41.26% 0.152 265)
XYZ	xyz(8.5740, 6.6191, 32.2718)
Luminance	0.0662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21429C #9C7B21

analogous

#21809C #21429C #3D219C

triadic

#21429C #9C2142 #429C21

tetradic

#21429C #9C2180 #9C7B21 #219C3D

square

#21429C #9C2180 #9C7B21 #219C3D

split-complementary

#21429C #9C3D21 #809C21

monochromatic

#0C1737 #162D69 #21429C #2C57CF #5B7EDC

Accessibility & contrast

On white

9.04

#21429C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#21429C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21429C

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21429C	#FFFFFF	#000000	##FFFFFF
##21429C	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9F

Deuteranopia (green-blind)

#00439A

Tritanopia (blue-blind)

#005868

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #21429c;
/* rgb */ color: rgb(33, 66, 156);
/* oklch */ color: oklch(41.3% 0.152 265.0);

Tailwind

colors: {
  custom: {
    50: '#7075ba',
    500: '#21429c',
    950: '#000000',
  },
}

SCSS

$custom: #21429c;
$custom-light: #7075ba;
$custom-dark: #000000;

JSON

{
  "hex": "#21429c",
  "rgb": {
    "r": 33,
    "g": 66,
    "b": 156
  },
  "hsl": {
    "h": 223.902,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.41255,
    "c": 0.15195,
    "h": 265
  },
  "luminance": 0.0662
}

Semantic roles & 50–950 ramp

primary

#21429C

secondary

#C1A558

accent

#BB40E8

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #21429C

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

Preview Lab → · Contrast checker → · Palette generator →