#21778E#21778E

#21778E is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.0% C 0.086 H 220.0°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#21778E
RGB	rgb(33, 119, 142)
HSL	hsl(193, 62%, 34%)
HSV	hsv(193, 77%, 56%)
CMYK	cmyk(76.8%, 16.2%, 0%, 44.3%)
CIE-LAB	lab(46.27, -16.84, -19.72)
CIE-LCH	lch(46.27, 25.94, 229.50°)
OKLab	oklab(53% -0.0657 -0.0551)
OKLCH	oklch(53% 0.086 220)
XYZ	xyz(12.1045, 15.4685, 27.9337)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21778E #8E3821

analogous

#218E6F #21778E #21408E

triadic

#21778E #8E2177 #778E21

tetradic

#21778E #6F218E #8E3821 #408E21

square

#21778E #6F218E #8E3821 #408E21

split-complementary

#21778E #8E2140 #8E6F21

monochromatic

#0A242B #154D5C #21778E #2DA1C0 #52BBD7

Accessibility & contrast

On white

5.13

#21778E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#21778E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21778E

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21778E	#FFFFFF	#000000	##FFFFFF
##21778E	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69748F

Deuteranopia (green-blind)

#5A698E

Tritanopia (blue-blind)

#007F7E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #21778e;
/* rgb */ color: rgb(33, 119, 142);
/* oklch */ color: oklch(53.0% 0.086 220.0);

Tailwind

colors: {
  custom: {
    50: '#6e9eaf',
    500: '#21778e',
    950: '#000000',
  },
}

SCSS

$custom: #21778e;
$custom-light: #6e9eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#21778e",
  "rgb": {
    "r": 33,
    "g": 119,
    "b": 142
  },
  "hsl": {
    "h": 192.661,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.52998,
    "c": 0.08577,
    "h": 220
  },
  "luminance": 0.1547
}

Semantic roles & 50–950 ramp

primary

#21778E

secondary

#BA6750

accent

#6542E5

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #21778E

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

Preview Lab → · Contrast checker → · Palette generator →