#228EC4#228EC4

#228EC4 is a mid, vivid cyan. Relative luminance 0.237; OKLCH L 61.4% C 0.123 H 236.6°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#228EC4
RGB	rgb(34, 142, 196)
HSL	hsl(200, 70%, 45%)
HSV	hsv(200, 83%, 77%)
CMYK	cmyk(82.7%, 27.6%, 0%, 23.1%)
CIE-LAB	lab(55.75, -10.45, -36.25)
CIE-LCH	lch(55.75, 37.73, 253.92°)
OKLab	oklab(61.36% -0.0675 -0.1025)
OKLCH	oklch(61.36% 0.123 236.6)
XYZ	xyz(20.2925, 23.6690, 55.7129)
Luminance	0.2367 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228EC4 #C45822

analogous

#22C4A9 #228EC4 #223DC4

triadic

#228EC4 #C4228E #8EC422

tetradic

#228EC4 #A922C4 #C45822 #3DC422

square

#228EC4 #A922C4 #C45822 #3DC422

split-complementary

#228EC4 #C4223D #C4A922

monochromatic

#10425C #196890 #228EC4 #45ABDF #79C3E8

Accessibility & contrast

On white

3.66

#228EC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#228EC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228EC4

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228EC4	#FFFFFF	#000000	##000000
##228EC4	1.00	3.66	5.73	5.73
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#748EC6

Deuteranopia (green-blind)

#5E7FC3

Tritanopia (blue-blind)

#009CA1

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #228ec4;
/* rgb */ color: rgb(34, 142, 196);
/* oklch */ color: oklch(61.4% 0.123 236.6);

Tailwind

colors: {
  custom: {
    50: '#79afd6',
    500: '#228ec4',
    950: '#000000',
  },
}

SCSS

$custom: #228ec4;
$custom-light: #79afd6;
$custom-dark: #000000;

JSON

{
  "hex": "#228ec4",
  "rgb": {
    "r": 34,
    "g": 142,
    "b": 196
  },
  "hsl": {
    "h": 200,
    "s": 70.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.61359,
    "c": 0.12278,
    "h": 236.6
  },
  "luminance": 0.23672
}

Semantic roles & 50–950 ramp

primary

#228EC4

secondary

#CF9173

accent

#763BED

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #228EC4

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

Preview Lab → · Contrast checker → · Palette generator →