#228FB1#228FB1

#228FB1 is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 60.7% C 0.105 H 224.4°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#228FB1
RGB	rgb(34, 143, 177)
HSL	hsl(194, 68%, 41%)
HSV	hsv(194, 81%, 69%)
CMYK	cmyk(80.8%, 19.2%, 0%, 30.6%)
CIE-LAB	lab(55.23, -17.72, -26.25)
CIE-LCH	lch(55.23, 31.67, 235.98°)
OKLab	oklab(60.67% -0.0753 -0.0737)
OKLCH	oklch(60.67% 0.105 224.4)
XYZ	xyz(18.4146, 23.1570, 45.0857)
Luminance	0.2316 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#228FB1 #B14422

analogous

#22B18C #228FB1 #2247B1

triadic

#228FB1 #B1228F #8FB122

tetradic

#228FB1 #8C22B1 #B14422 #47B122

square

#228FB1 #8C22B1 #B14422 #47B122

split-complementary

#228FB1 #B12247 #B18C22

monochromatic

#0E3C4A #18667E #228FB1 #38B2D9 #6BC6E3

Accessibility & contrast

On white

3.73

#228FB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#228FB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #228FB1

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##228FB1	#FFFFFF	#000000	##000000
##228FB1	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB3

Deuteranopia (green-blind)

#697EB1

Tritanopia (blue-blind)

#00999A

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #228fb1;
/* rgb */ color: rgb(34, 143, 177);
/* oklch */ color: oklch(60.7% 0.105 224.4);

Tailwind

colors: {
  custom: {
    50: '#76b0c8',
    500: '#228fb1',
    950: '#000000',
  },
}

SCSS

$custom: #228fb1;
$custom-light: #76b0c8;
$custom-dark: #000000;

JSON

{
  "hex": "#228fb1",
  "rgb": {
    "r": 34,
    "g": 143,
    "b": 177
  },
  "hsl": {
    "h": 194.266,
    "s": 67.773,
    "l": 41.373
  },
  "oklch": {
    "l": 0.6067,
    "c": 0.10532,
    "h": 224.4
  },
  "luminance": 0.23159
}

Semantic roles & 50–950 ramp

primary

#228FB1

secondary

#C97E66

accent

#663DEB

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #228FB1

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

Preview Lab → · Contrast checker → · Palette generator →