#21568E#21568E

#21568E is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.7% C 0.108 H 252.5°. Best body text is #FFFFFF at 7.54:1 contrast (WCAG AA passes).

Color values

HEX	#21568E
RGB	rgb(33, 86, 142)
HSL	hsl(211, 62%, 34%)
HSV	hsv(211, 77%, 56%)
CMYK	cmyk(76.8%, 39.4%, 0%, 44.3%)
CIE-LAB	lab(35.85, 3.01, -36.01)
CIE-LCH	lch(35.85, 36.14, 274.77°)
OKLab	oklab(44.73% -0.0324 -0.1027)
OKLCH	oklch(44.73% 0.108 252.5)
XYZ	xyz(8.8356, 8.9309, 26.8441)
Luminance	0.0893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21568E #8E5921

analogous

#218D8E #21568E #23218E

triadic

#21568E #8E2156 #568E21

tetradic

#21568E #8E218D #8E5921 #218E23

square

#21568E #8E218D #8E5921 #218E23

split-complementary

#21568E #8E2321 #8D8E21

monochromatic

#0A1A2B #15385C #21568E #2D74C0 #5293D7

Accessibility & contrast

On white

7.54

#21568E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#21568E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21568E

7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21568E	#FFFFFF	#000000	##FFFFFF
##21568E	1.00	7.54	2.79	7.54
#FFFFFF	7.54	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C5A90

Deuteranopia (green-blind)

#2B508D

Tritanopia (blue-blind)

#00636B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #21568e;
/* rgb */ color: rgb(33, 86, 142);
/* oklch */ color: oklch(44.7% 0.108 252.5);

Tailwind

colors: {
  custom: {
    50: '#6c85af',
    500: '#21568e',
    950: '#000000',
  },
}

SCSS

$custom: #21568e;
$custom-light: #6c85af;
$custom-dark: #000000;

JSON

{
  "hex": "#21568e",
  "rgb": {
    "r": 33,
    "g": 86,
    "b": 142
  },
  "hsl": {
    "h": 210.826,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.4473,
    "c": 0.10766,
    "h": 252.5
  },
  "luminance": 0.08932
}

Semantic roles & 50–950 ramp

primary

#21568E

secondary

#BA8750

accent

#9642E5

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #21568E

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

Preview Lab → · Contrast checker → · Palette generator →