#227B9D#227B9D

#227B9D is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 54.7% C 0.096 H 228.6°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#227B9D
RGB	rgb(34, 123, 157)
HSL	hsl(197, 64%, 37%)
HSV	hsv(197, 78%, 62%)
CMYK	cmyk(78.3%, 21.7%, 0%, 38.4%)
CIE-LAB	lab(48.18, -13.69, -25.60)
CIE-LCH	lch(48.18, 29.03, 241.86°)
OKLab	oklab(54.75% -0.0634 -0.0719)
OKLCH	oklch(54.75% 0.096 228.6)
XYZ	xyz(13.8260, 16.9386, 34.4326)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#227B9D #9D4422

analogous

#229D81 #227B9D #223E9D

triadic

#227B9D #9D227B #7B9D22

tetradic

#227B9D #81229D #9D4422 #3E9D22

square

#227B9D #81229D #9D4422 #3E9D22

split-complementary

#227B9D #9D223E #9D8122

monochromatic

#0C2C38 #17546B #227B9D #2DA2CF #5DB9DC

Accessibility & contrast

On white

4.79

#227B9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#227B9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #227B9D

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##227B9D	#FFFFFF	#000000	##FFFFFF
##227B9D	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69799F

Deuteranopia (green-blind)

#596D9D

Tritanopia (blue-blind)

#008586

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #227b9d;
/* rgb */ color: rgb(34, 123, 157);
/* oklch */ color: oklch(54.7% 0.096 228.6);

Tailwind

colors: {
  custom: {
    50: '#71a1ba',
    500: '#227b9d',
    950: '#000000',
  },
}

SCSS

$custom: #227b9d;
$custom-light: #71a1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#227b9d",
  "rgb": {
    "r": 34,
    "g": 123,
    "b": 157
  },
  "hsl": {
    "h": 196.585,
    "s": 64.398,
    "l": 37.451
  },
  "oklch": {
    "l": 0.54745,
    "c": 0.09588,
    "h": 228.6
  },
  "luminance": 0.1694
}

Semantic roles & 50–950 ramp

primary

#227B9D

secondary

#C1775A

accent

#6F40E7

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #227B9D

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

Preview Lab → · Contrast checker → · Palette generator →