#218EA9#218EA9

#218EA9 is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.0% C 0.100 H 219.2°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#218EA9
RGB	rgb(33, 142, 169)
HSL	hsl(192, 67%, 40%)
HSV	hsv(192, 80%, 66%)
CMYK	cmyk(80.5%, 16%, 0%, 33.7%)
CIE-LAB	lab(54.59, -20.03, -22.67)
CIE-LCH	lch(54.59, 30.25, 228.54°)
OKLab	oklab(60.04% -0.0778 -0.0634)
OKLCH	oklch(60.04% 0.1 219.2)
XYZ	xyz(17.4586, 22.5317, 40.9573)
Luminance	0.2253 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218EA9 #A93C21

analogous

#21A980 #218EA9 #214AA9

triadic

#218EA9 #A9218E #8EA921

tetradic

#218EA9 #8021A9 #A93C21 #4AA921

square

#218EA9 #8021A9 #A93C21 #4AA921

split-complementary

#218EA9 #A9214A #A98021

monochromatic

#0D3843 #176376 #218EA9 #31B6D7 #64C8E1

Accessibility & contrast

On white

3.81

#218EA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#218EA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218EA9

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218EA9	#FFFFFF	#000000	##000000
##218EA9	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8AAA

Deuteranopia (green-blind)

#6B7DA9

Tritanopia (blue-blind)

#009797

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #218ea9;
/* rgb */ color: rgb(33, 142, 169);
/* oklch */ color: oklch(60.0% 0.100 219.2);

Tailwind

colors: {
  custom: {
    50: '#74afc2',
    500: '#218ea9',
    950: '#000000',
  },
}

SCSS

$custom: #218ea9;
$custom-light: #74afc2;
$custom-dark: #000000;

JSON

{
  "hex": "#218ea9",
  "rgb": {
    "r": 33,
    "g": 142,
    "b": 169
  },
  "hsl": {
    "h": 191.912,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.60039,
    "c": 0.10039,
    "h": 219.2
  },
  "luminance": 0.22534
}

Semantic roles & 50–950 ramp

primary

#218EA9

secondary

#C67460

accent

#603EEA

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #218EA9

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

Preview Lab → · Contrast checker → · Palette generator →