#228FB4#228FB4

#228FB4 is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 60.8% C 0.108 H 226.5°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#228FB4
RGB	rgb(34, 143, 180)
HSL	hsl(195, 68%, 42%)
HSV	hsv(195, 81%, 71%)
CMYK	cmyk(81.1%, 20.6%, 0%, 29.4%)
CIE-LAB	lab(55.36, -16.68, -27.77)
CIE-LCH	lch(55.36, 32.40, 239.01°)
OKLab	oklab(60.81% -0.0741 -0.078)
OKLCH	oklch(60.81% 0.108 226.5)
XYZ	xyz(18.7169, 23.2780, 46.6778)
Luminance	0.2328 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228FB4 #B44722

analogous

#22B490 #228FB4 #2246B4

triadic

#228FB4 #B4228F #8FB422

tetradic

#228FB4 #9022B4 #B44722 #46B422

square

#228FB4 #9022B4 #B44722 #46B422

split-complementary

#228FB4 #B42246 #B49022

monochromatic

#0F3D4D #186681 #228FB4 #3AB1DA #6DC5E3

Accessibility & contrast

On white

3.71

#228FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#228FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228FB4

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228FB4	#FFFFFF	#000000	##000000
##228FB4	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8CB6

Deuteranopia (green-blind)

#687FB4

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #228fb4;
/* rgb */ color: rgb(34, 143, 180);
/* oklch */ color: oklch(60.8% 0.108 226.5);

Tailwind

colors: {
  custom: {
    50: '#76afca',
    500: '#228fb4',
    950: '#000000',
  },
}

SCSS

$custom: #228fb4;
$custom-light: #76afca;
$custom-dark: #000000;

JSON

{
  "hex": "#228fb4",
  "rgb": {
    "r": 34,
    "g": 143,
    "b": 180
  },
  "hsl": {
    "h": 195.205,
    "s": 68.224,
    "l": 41.961
  },
  "oklch": {
    "l": 0.6081,
    "c": 0.10764,
    "h": 226.5
  },
  "luminance": 0.2328
}

Semantic roles & 50–950 ramp

primary

#228FB4

secondary

#CA8168

accent

#693DEB

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #228FB4

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

Preview Lab → · Contrast checker → · Palette generator →