#21548D#21548D

#21548D is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.2% C 0.109 H 253.6°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#21548D
RGB	rgb(33, 84, 141)
HSL	hsl(212, 62%, 34%)
HSV	hsv(212, 77%, 55%)
CMYK	cmyk(76.6%, 40.4%, 0%, 44.7%)
CIE-LAB	lab(35.17, 3.92, -36.48)
CIE-LCH	lch(35.17, 36.69, 276.13°)
OKLab	oklab(44.18% -0.0307 -0.1041)
OKLCH	oklch(44.18% 0.109 253.6)
XYZ	xyz(8.6035, 8.5861, 26.3980)
Luminance	0.0859 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21548D #8D5A21

analogous

#218A8D #21548D #24218D

triadic

#21548D #8D2154 #548D21

tetradic

#21548D #8D218A #8D5A21 #218D24

square

#21548D #8D218A #8D5A21 #218D24

split-complementary

#21548D #8D2421 #8A8D21

monochromatic

#0A192A #15365B #21548D #2D72BF #5291D6

Accessibility & contrast

On white

7.73

#21548D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#21548D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21548D

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21548D	#FFFFFF	#000000	##FFFFFF
##21548D	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39588F

Deuteranopia (green-blind)

#284E8C

Tritanopia (blue-blind)

#006169

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #21548d;
/* rgb */ color: rgb(33, 84, 141);
/* oklch */ color: oklch(44.2% 0.109 253.6);

Tailwind

colors: {
  custom: {
    50: '#6c83af',
    500: '#21548d',
    950: '#000000',
  },
}

SCSS

$custom: #21548d;
$custom-light: #6c83af;
$custom-dark: #000000;

JSON

{
  "hex": "#21548d",
  "rgb": {
    "r": 33,
    "g": 84,
    "b": 141
  },
  "hsl": {
    "h": 211.667,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.44184,
    "c": 0.10852,
    "h": 253.6
  },
  "luminance": 0.08587
}

Semantic roles & 50–950 ramp

primary

#21548D

secondary

#BA8850

accent

#9843E5

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#080A10

muted

#7A7C7F

Preview Lab

Preview with #21548D

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

Preview Lab → · Contrast checker → · Palette generator →