#227EA5#227EA5

#227EA5 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 55.9% C 0.102 H 231.5°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#227EA5
RGB	rgb(34, 126, 165)
HSL	hsl(198, 66%, 39%)
HSV	hsv(198, 79%, 65%)
CMYK	cmyk(79.4%, 23.6%, 0%, 35.3%)
CIE-LAB	lab(49.47, -12.53, -28.27)
CIE-LCH	lch(49.47, 30.93, 246.09°)
OKLab	oklab(55.89% -0.0633 -0.0796)
OKLCH	oklch(55.89% 0.102 231.5)
XYZ	xyz(14.9093, 17.9766, 38.2741)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#227EA5 #A54922

analogous

#22A58B #227EA5 #223CA5

triadic

#227EA5 #A5227E #7EA522

tetradic

#227EA5 #8B22A5 #A54922 #3CA522

square

#227EA5 #8B22A5 #A54922 #3CA522

split-complementary

#227EA5 #A5223C #A58B22

monochromatic

#0D3140 #185772 #227EA5 #30A3D4 #63BADF

Accessibility & contrast

On white

4.57

#227EA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#227EA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #227EA5

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##227EA5	#FFFFFF	#000000	##000000
##227EA5	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7CA7

Deuteranopia (green-blind)

#5970A4

Tritanopia (blue-blind)

#00898B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #227ea5;
/* rgb */ color: rgb(34, 126, 165);
/* oklch */ color: oklch(55.9% 0.102 231.5);

Tailwind

colors: {
  custom: {
    50: '#73a3c0',
    500: '#227ea5',
    950: '#000000',
  },
}

SCSS

$custom: #227ea5;
$custom-light: #73a3c0;
$custom-dark: #000000;

JSON

{
  "hex": "#227ea5",
  "rgb": {
    "r": 34,
    "g": 126,
    "b": 165
  },
  "hsl": {
    "h": 197.863,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.55887,
    "c": 0.10175,
    "h": 231.5
  },
  "luminance": 0.17978
}

Semantic roles & 50–950 ramp

primary

#227EA5

secondary

#C47D5F

accent

#723FE9

background

#F7FAFB

surface

#EEF3F7

border

#C9CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #227EA5

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

Preview Lab → · Contrast checker → · Palette generator →