#287FAE#287FAE

#287FAE is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.7% C 0.108 H 237.2°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#287FAE
RGB	rgb(40, 127, 174)
HSL	hsl(201, 63%, 42%)
HSV	hsv(201, 77%, 68%)
CMYK	cmyk(77%, 27%, 0%, 31.8%)
CIE-LAB	lab(50.32, -9.18, -32.16)
CIE-LCH	lch(50.32, 33.45, 254.07°)
OKLab	oklab(56.73% -0.0585 -0.0908)
OKLCH	oklch(56.73% 0.108 237.2)
XYZ	xyz(16.1014, 18.6839, 42.7939)
Luminance	0.1869 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287FAE #AE5728

analogous

#28AE9A #287FAE #283CAE

triadic

#287FAE #AE287F #7FAE28

tetradic

#287FAE #9A28AE #AE5728 #3CAE28

square

#287FAE #9A28AE #AE5728 #3CAE28

split-complementary

#287FAE #AE283C #AE9A28

monochromatic

#11364A #1D5B7C #287FAE #40A0D3 #72B8DF

Accessibility & contrast

On white

4.43

#287FAE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#287FAE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287FAE

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287FAE	#FFFFFF	#000000	##000000
##287FAE	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697FB0

Deuteranopia (green-blind)

#5672AD

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #287fae;
/* rgb */ color: rgb(40, 127, 174);
/* oklch */ color: oklch(56.7% 0.108 237.2);

Tailwind

colors: {
  custom: {
    50: '#76a4c6',
    500: '#287fae',
    950: '#000000',
  },
}

SCSS

$custom: #287fae;
$custom-light: #76a4c6;
$custom-dark: #000000;

JSON

{
  "hex": "#287fae",
  "rgb": {
    "r": 40,
    "g": 127,
    "b": 174
  },
  "hsl": {
    "h": 201.045,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.56734,
    "c": 0.10801,
    "h": 237.2
  },
  "luminance": 0.18686
}

Semantic roles & 50–950 ramp

primary

#287FAE

secondary

#C68C6C

accent

#7B42E6

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #287FAE

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

Preview Lab → · Contrast checker → · Palette generator →