#21788D#21788D

#21788D is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.2% C 0.085 H 217.9°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#21788D
RGB	rgb(33, 120, 141)
HSL	hsl(192, 62%, 34%)
HSV	hsv(192, 77%, 55%)
CMYK	cmyk(76.6%, 14.9%, 0%, 44.7%)
CIE-LAB	lab(46.55, -17.74, -18.70)
CIE-LCH	lch(46.55, 25.78, 226.51°)
OKLab	oklab(53.21% -0.0671 -0.0522)
OKLCH	oklch(53.21% 0.085 217.9)
XYZ	xyz(12.1494, 15.6779, 27.5800)
Luminance	0.1568 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21788D #8D3621

analogous

#218D6C #21788D #21428D

triadic

#21788D #8D2178 #788D21

tetradic

#21788D #6C218D #8D3621 #428D21

square

#21788D #6C218D #8D3621 #428D21

split-complementary

#21788D #8D2142 #8D6C21

monochromatic

#0A242A #154E5B #21788D #2DA2BF #52BDD6

Accessibility & contrast

On white

5.08

#21788D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#21788D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21788D

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21788D	#FFFFFF	#000000	##FFFFFF
##21788D	1.00	5.08	4.14	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A748E

Deuteranopia (green-blind)

#5C6A8D

Tritanopia (blue-blind)

#007F7F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #21788d;
/* rgb */ color: rgb(33, 120, 141);
/* oklch */ color: oklch(53.2% 0.085 217.9);

Tailwind

colors: {
  custom: {
    50: '#6e9fae',
    500: '#21788d',
    950: '#000000',
  },
}

SCSS

$custom: #21788d;
$custom-light: #6e9fae;
$custom-dark: #000000;

JSON

{
  "hex": "#21788d",
  "rgb": {
    "r": 33,
    "g": 120,
    "b": 141
  },
  "hsl": {
    "h": 191.667,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.5321,
    "c": 0.08507,
    "h": 217.9
  },
  "luminance": 0.15679
}

Semantic roles & 50–950 ramp

primary

#21788D

secondary

#BA6450

accent

#6243E5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #21788D

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

Preview Lab → · Contrast checker → · Palette generator →