#21788E#21788E

#21788E is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.3% C 0.086 H 218.8°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#21788E
RGB	rgb(33, 120, 142)
HSL	hsl(192, 62%, 34%)
HSV	hsv(192, 77%, 56%)
CMYK	cmyk(76.8%, 15.5%, 0%, 44.3%)
CIE-LAB	lab(46.59, -17.39, -19.23)
CIE-LCH	lch(46.59, 25.93, 227.87°)
OKLab	oklab(53.26% -0.0667 -0.0537)
OKLCH	oklch(53.26% 0.086 218.8)
XYZ	xyz(12.2241, 15.7078, 27.9736)
Luminance	0.1571 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21788E #8E3721

analogous

#218E6E #21788E #21428E

triadic

#21788E #8E2178 #788E21

tetradic

#21788E #6E218E #8E3721 #428E21

square

#21788E #6E218E #8E3721 #428E21

split-complementary

#21788E #8E2142 #8E6E21

monochromatic

#0A242B #154E5C #21788E #2DA2C0 #52BCD7

Accessibility & contrast

On white

5.07

#21788E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#21788E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21788E

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21788E	#FFFFFF	#000000	##FFFFFF
##21788E	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A748F

Deuteranopia (green-blind)

#5B6A8E

Tritanopia (blue-blind)

#007F7F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #21788e;
/* rgb */ color: rgb(33, 120, 142);
/* oklch */ color: oklch(53.3% 0.086 218.8);

Tailwind

colors: {
  custom: {
    50: '#6e9faf',
    500: '#21788e',
    950: '#000000',
  },
}

SCSS

$custom: #21788e;
$custom-light: #6e9faf;
$custom-dark: #000000;

JSON

{
  "hex": "#21788e",
  "rgb": {
    "r": 33,
    "g": 120,
    "b": 142
  },
  "hsl": {
    "h": 192.11,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.53255,
    "c": 0.08569,
    "h": 218.8
  },
  "luminance": 0.15709
}

Semantic roles & 50–950 ramp

primary

#21788E

secondary

#BA6650

accent

#6342E5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #21788E

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

Preview Lab → · Contrast checker → · Palette generator →