#227B9E#227B9E

#227B9E is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 54.8% C 0.097 H 229.4°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#227B9E
RGB	rgb(34, 123, 158)
HSL	hsl(197, 65%, 38%)
HSV	hsv(197, 78%, 62%)
CMYK	cmyk(78.5%, 22.2%, 0%, 38%)
CIE-LAB	lab(48.23, -13.33, -26.12)
CIE-LCH	lch(48.23, 29.32, 242.96°)
OKLab	oklab(54.79% -0.063 -0.0734)
OKLCH	oklch(54.79% 0.097 229.4)
XYZ	xyz(13.9117, 16.9729, 34.8840)
Luminance	0.1698 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#227B9E #9E4522

analogous

#229E83 #227B9E #223D9E

triadic

#227B9E #9E227B #7B9E22

tetradic

#227B9E #83229E #9E4522 #3D9E22

square

#227B9E #83229E #9E4522 #3D9E22

split-complementary

#227B9E #9E223D #9E8322

monochromatic

#0C2D39 #17546C #227B9E #2DA2D0 #5EB9DC

Accessibility & contrast

On white

4.78

#227B9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#227B9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #227B9E

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##227B9E	#FFFFFF	#000000	##FFFFFF
##227B9E	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6979A0

Deuteranopia (green-blind)

#586D9E

Tritanopia (blue-blind)

#008587

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #227b9e;
/* rgb */ color: rgb(34, 123, 158);
/* oklch */ color: oklch(54.8% 0.097 229.4);

Tailwind

colors: {
  custom: {
    50: '#71a1ba',
    500: '#227b9e',
    950: '#000000',
  },
}

SCSS

$custom: #227b9e;
$custom-light: #71a1ba;
$custom-dark: #000000;

JSON

{
  "hex": "#227b9e",
  "rgb": {
    "r": 34,
    "g": 123,
    "b": 158
  },
  "hsl": {
    "h": 196.935,
    "s": 64.583,
    "l": 37.647
  },
  "oklch": {
    "l": 0.54794,
    "c": 0.09676,
    "h": 229.4
  },
  "luminance": 0.16975
}

Semantic roles & 50–950 ramp

primary

#227B9E

secondary

#C1785B

accent

#6F40E8

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090F11

muted

#7B7E80

Preview Lab

Preview with #227B9E

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

Preview Lab → · Contrast checker → · Palette generator →