#21367E#21367E

#21367E is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.2% C 0.125 H 267.5°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#21367E
RGB	rgb(33, 54, 126)
HSL	hsl(226, 58%, 31%)
HSV	hsv(226, 74%, 49%)
CMYK	cmyk(73.8%, 57.1%, 0%, 50.6%)
CIE-LAB	lab(25.16, 18.42, -43.28)
CIE-LCH	lch(25.16, 47.04, 293.06°)
OKLab	oklab(36.17% -0.0055 -0.1246)
OKLCH	oklch(36.17% 0.125 267.5)
XYZ	xyz(5.7110, 4.4674, 20.2959)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21367E #7E6921

analogous

#21647E #21367E #3A217E

triadic

#21367E #7E2136 #367E21

tetradic

#21367E #7E2164 #7E6921 #217E3A

square

#21367E #7E2164 #7E6921 #217E3A

split-complementary

#21367E #7E3A21 #647E21

monochromatic

#080C1D #14214E #21367E #2E4BAE #4A68D0

Accessibility & contrast

On white

11.09

#21367E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#21367E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21367E

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21367E	#FFFFFF	#000000	##FFFFFF
##21367E	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004080

Deuteranopia (green-blind)

#00387D

Tritanopia (blue-blind)

#004854

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #21367e;
/* rgb */ color: rgb(33, 54, 126);
/* oklch */ color: oklch(36.2% 0.125 267.5);

Tailwind

colors: {
  custom: {
    50: '#6a6ca4',
    500: '#21367e',
    950: '#000000',
  },
}

SCSS

$custom: #21367e;
$custom-light: #6a6ca4;
$custom-dark: #000000;

JSON

{
  "hex": "#21367e",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 126
  },
  "hsl": {
    "h": 226.452,
    "s": 58.491,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36167,
    "c": 0.12477,
    "h": 267.5
  },
  "luminance": 0.04468
}

Semantic roles & 50–950 ramp

primary

#21367E

secondary

#B19A4A

accent

#BF46E2

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #21367E

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

Preview Lab → · Contrast checker → · Palette generator →