#228BBC#228BBC

#228BBC is a mid, moderate cyan. Relative luminance 0.224; OKLCH L 60.2% C 0.117 H 234.7°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#228BBC
RGB	rgb(34, 139, 188)
HSL	hsl(199, 69%, 44%)
HSV	hsv(199, 82%, 74%)
CMYK	cmyk(81.9%, 26.1%, 0%, 26.3%)
CIE-LAB	lab(54.48, -11.63, -33.69)
CIE-LCH	lch(54.48, 35.65, 250.95°)
OKLab	oklab(60.23% -0.0675 -0.0952)
OKLCH	oklch(60.23% 0.117 234.7)
XYZ	xyz(18.9657, 22.4338, 50.8978)
Luminance	0.2244 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228BBC #BC5322

analogous

#22BCA0 #228BBC #223EBC

triadic

#228BBC #BC228B #8BBC22

tetradic

#228BBC #A022BC #BC5322 #3EBC22

square

#228BBC #A022BC #BC5322 #3EBC22

split-complementary

#228BBC #BC223E #BCA022

monochromatic

#0F3E54 #196588 #228BBC #3FAADC #73C1E6

Accessibility & contrast

On white

3.83

#228BBC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#228BBC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228BBC

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228BBC	#FFFFFF	#000000	##000000
##228BBC	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738ABE

Deuteranopia (green-blind)

#5F7CBB

Tritanopia (blue-blind)

#00989C

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #228bbc;
/* rgb */ color: rgb(34, 139, 188);
/* oklch */ color: oklch(60.2% 0.117 234.7);

Tailwind

colors: {
  custom: {
    50: '#77acd0',
    500: '#228bbc',
    950: '#000000',
  },
}

SCSS

$custom: #228bbc;
$custom-light: #77acd0;
$custom-dark: #000000;

JSON

{
  "hex": "#228bbc",
  "rgb": {
    "r": 34,
    "g": 139,
    "b": 188
  },
  "hsl": {
    "h": 199.091,
    "s": 69.369,
    "l": 43.529
  },
  "oklch": {
    "l": 0.60227,
    "c": 0.11667,
    "h": 234.7
  },
  "luminance": 0.22436
}

Semantic roles & 50–950 ramp

primary

#228BBC

secondary

#CD8C6D

accent

#743CEC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0A1014

muted

#7C7F82

Preview Lab

Preview with #228BBC

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

Preview Lab → · Contrast checker → · Palette generator →