#227DA5#227DA5

#227DA5 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.6% C 0.102 H 232.4°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#227DA5
RGB	rgb(34, 125, 165)
HSL	hsl(198, 66%, 39%)
HSV	hsv(198, 79%, 65%)
CMYK	cmyk(79.4%, 24.2%, 0%, 35.3%)
CIE-LAB	lab(49.16, -11.96, -28.76)
CIE-LCH	lch(49.16, 31.15, 247.41°)
OKLab	oklab(55.64% -0.0624 -0.081)
OKLCH	oklch(55.64% 0.102 232.4)
XYZ	xyz(14.7821, 17.7221, 38.2316)
Luminance	0.1772 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#227DA5 #A54A22

analogous

#22A58C #227DA5 #223BA5

triadic

#227DA5 #A5227D #7DA522

tetradic

#227DA5 #8C22A5 #A54A22 #3BA522

square

#227DA5 #8C22A5 #A54A22 #3BA522

split-complementary

#227DA5 #A5223B #A58C22

monochromatic

#0D3040 #185772 #227DA5 #30A2D4 #63B9DF

Accessibility & contrast

On white

4.62

#227DA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#227DA5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #227DA5

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##227DA5	#FFFFFF	#000000	##FFFFFF
##227DA5	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#697CA7

Deuteranopia (green-blind)

#586FA4

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #227da5;
/* rgb */ color: rgb(34, 125, 165);
/* oklch */ color: oklch(55.6% 0.102 232.4);

Tailwind

colors: {
  custom: {
    50: '#72a2c0',
    500: '#227da5',
    950: '#000000',
  },
}

SCSS

$custom: #227da5;
$custom-light: #72a2c0;
$custom-dark: #000000;

JSON

{
  "hex": "#227da5",
  "rgb": {
    "r": 34,
    "g": 125,
    "b": 165
  },
  "hsl": {
    "h": 198.321,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.55639,
    "c": 0.10225,
    "h": 232.4
  },
  "luminance": 0.17724
}

Semantic roles & 50–950 ramp

primary

#227DA5

secondary

#C47E5F

accent

#733FE9

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090F12

muted

#7B7E81

Preview Lab

Preview with #227DA5

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

Preview Lab → · Contrast checker → · Palette generator →