#21568A#21568A

#21568A is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.5% C 0.102 H 250.9°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#21568A
RGB	rgb(33, 86, 138)
HSL	hsl(210, 61%, 34%)
HSV	hsv(210, 76%, 54%)
CMYK	cmyk(76.1%, 37.7%, 0%, 45.9%)
CIE-LAB	lab(35.62, 1.45, -33.94)
CIE-LCH	lch(35.62, 33.97, 272.44°)
OKLab	oklab(44.48% -0.0334 -0.0966)
OKLCH	oklch(44.48% 0.102 250.9)
XYZ	xyz(8.5407, 8.8129, 25.2908)
Luminance	0.0881 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21568A #8A5521

analogous

#218A89 #21568A #21218A

triadic

#21568A #8A2156 #568A21

tetradic

#21568A #89218A #8A5521 #218A21

square

#21568A #89218A #8A5521 #218A21

split-complementary

#21568A #8A2121 #8A8921

monochromatic

#091827 #153759 #21568A #2D75BB #5093D5

Accessibility & contrast

On white

7.60

#21568A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#21568A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21568A

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21568A	#FFFFFF	#000000	##FFFFFF
##21568A	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E598C

Deuteranopia (green-blind)

#2E4F89

Tritanopia (blue-blind)

#006269

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #21568a;
/* rgb */ color: rgb(33, 86, 138);
/* oklch */ color: oklch(44.5% 0.102 250.9);

Tailwind

colors: {
  custom: {
    50: '#6b85ac',
    500: '#21568a',
    950: '#000000',
  },
}

SCSS

$custom: #21568a;
$custom-light: #6b85ac;
$custom-dark: #000000;

JSON

{
  "hex": "#21568a",
  "rgb": {
    "r": 33,
    "g": 86,
    "b": 138
  },
  "hsl": {
    "h": 209.714,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.44476,
    "c": 0.10223,
    "h": 250.9
  },
  "luminance": 0.08814
}

Semantic roles & 50–950 ramp

primary

#21568A

secondary

#B9834E

accent

#9343E5

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080B10

muted

#7A7C7F

Preview Lab

Preview with #21568A

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

Preview Lab → · Contrast checker → · Palette generator →