#218CA7#218CA7

#218CA7 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.5% C 0.099 H 219.5°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#218CA7
RGB	rgb(33, 140, 167)
HSL	hsl(192, 67%, 39%)
HSV	hsv(192, 80%, 65%)
CMYK	cmyk(80.2%, 16.2%, 0%, 34.5%)
CIE-LAB	lab(53.89, -19.64, -22.60)
CIE-LCH	lch(53.89, 29.95, 229.00°)
OKLab	oklab(59.45% -0.0766 -0.0632)
OKLCH	oklch(59.45% 0.099 219.5)
XYZ	xyz(16.9774, 21.8674, 39.8778)
Luminance	0.2187 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218CA7 #A73C21

analogous

#21A77F #218CA7 #2149A7

triadic

#218CA7 #A7218C #8CA721

tetradic

#218CA7 #7F21A7 #A73C21 #49A721

square

#218CA7 #7F21A7 #A73C21 #49A721

split-complementary

#218CA7 #A72149 #A77F21

monochromatic

#0D3641 #176174 #218CA7 #2FB4D6 #62C7E0

Accessibility & contrast

On white

3.91

#218CA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#218CA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218CA7

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218CA7	#FFFFFF	#000000	##000000
##218CA7	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B88A8

Deuteranopia (green-blind)

#6A7BA7

Tritanopia (blue-blind)

#009595

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #218ca7;
/* rgb */ color: rgb(33, 140, 167);
/* oklch */ color: oklch(59.5% 0.099 219.5);

Tailwind

colors: {
  custom: {
    50: '#74adc1',
    500: '#218ca7',
    950: '#000000',
  },
}

SCSS

$custom: #218ca7;
$custom-light: #74adc1;
$custom-dark: #000000;

JSON

{
  "hex": "#218ca7",
  "rgb": {
    "r": 33,
    "g": 140,
    "b": 167
  },
  "hsl": {
    "h": 192.09,
    "s": 67,
    "l": 39.216
  },
  "oklch": {
    "l": 0.5945,
    "c": 0.09938,
    "h": 219.5
  },
  "luminance": 0.2187
}

Semantic roles & 50–950 ramp

primary

#218CA7

secondary

#C5735F

accent

#613EEA

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #218CA7

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

Preview Lab → · Contrast checker → · Palette generator →