#218EAA#218EAA

#218EAA is a mid, moderate cyan. Relative luminance 0.226; OKLCH L 60.1% C 0.101 H 220.0°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#218EAA
RGB	rgb(33, 142, 170)
HSL	hsl(192, 67%, 40%)
HSV	hsv(192, 81%, 67%)
CMYK	cmyk(80.6%, 16.5%, 0%, 33.3%)
CIE-LAB	lab(54.63, -19.69, -23.19)
CIE-LCH	lch(54.63, 30.42, 229.66°)
OKLab	oklab(60.08% -0.0774 -0.0649)
OKLCH	oklch(60.08% 0.101 220)
XYZ	xyz(17.5528, 22.5694, 41.4536)
Luminance	0.2257 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#218EAA #AA3D21

analogous

#21AA82 #218EAA #2149AA

triadic

#218EAA #AA218E #8EAA21

tetradic

#218EAA #8221AA #AA3D21 #49AA21

square

#218EAA #8221AA #AA3D21 #49AA21

split-complementary

#218EAA #AA2149 #AA8221

monochromatic

#0D3843 #176377 #218EAA #31B5D7 #64C8E1

Accessibility & contrast

On white

3.81

#218EAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#218EAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #218EAA

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##218EAA	#FFFFFF	#000000	##000000
##218EAA	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)

#7D8AAB

Deuteranopia (green-blind)

#6B7DAA

Tritanopia (blue-blind)

#009797

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #218eaa;
/* rgb */ color: rgb(33, 142, 170);
/* oklch */ color: oklch(60.1% 0.101 220.0);

Tailwind

colors: {
  custom: {
    50: '#74afc3',
    500: '#218eaa',
    950: '#000000',
  },
}

SCSS

$custom: #218eaa;
$custom-light: #74afc3;
$custom-dark: #000000;

JSON

{
  "hex": "#218eaa",
  "rgb": {
    "r": 33,
    "g": 142,
    "b": 170
  },
  "hsl": {
    "h": 192.263,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.60084,
    "c": 0.10101,
    "h": 220
  },
  "luminance": 0.22572
}

Semantic roles & 50–950 ramp

primary

#218EAA

secondary

#C67561

accent

#613DEA

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #218EAA

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

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