#4275AF#4275AF

#4275AF is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.3% C 0.106 H 252.9°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#4275AF
RGB	rgb(66, 117, 175)
HSL	hsl(212, 45%, 47%)
HSV	hsv(212, 62%, 69%)
CMYK	cmyk(62.3%, 33.1%, 0%, 31.4%)
CIE-LAB	lab(48.23, 1.19, -35.96)
CIE-LCH	lch(48.23, 35.98, 271.90°)
OKLab	oklab(55.35% -0.0312 -0.1017)
OKLCH	oklch(55.35% 0.106 252.9)
XYZ	xyz(16.3431, 16.9745, 42.9643)
Luminance	0.1698 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4275AF #AF7C42

analogous

#42ABAF #4275AF #4642AF

triadic

#4275AF #AF4275 #75AF42

tetradic

#4275AF #AF42AB #AF7C42 #42AF46

square

#4275AF #AF42AB #AF7C42 #42AF46

split-complementary

#4275AF #AF4642 #ABAF42

monochromatic

#203A56 #315783 #4275AF #6894C6 #95B4D7

Accessibility & contrast

On white

4.78

#4275AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#4275AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4275AF

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4275AF	#FFFFFF	#000000	##FFFFFF
##4275AF	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C78B1

Deuteranopia (green-blind)

#4E6EAE

Tritanopia (blue-blind)

#00828A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4275af;
/* rgb */ color: rgb(66, 117, 175);
/* oklch */ color: oklch(55.3% 0.106 252.9);

Tailwind

colors: {
  custom: {
    50: '#809cc7',
    500: '#4275af',
    950: '#000000',
  },
}

SCSS

$custom: #4275af;
$custom-light: #809cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4275af",
  "rgb": {
    "r": 66,
    "g": 117,
    "b": 175
  },
  "hsl": {
    "h": 211.927,
    "s": 45.228,
    "l": 47.255
  },
  "oklch": {
    "l": 0.55345,
    "c": 0.10633,
    "h": 252.9
  },
  "luminance": 0.16976
}

Semantic roles & 50–950 ramp

primary

#4275AF

secondary

#C2A88A

accent

#9853D5

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #4275AF

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

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