#287FAD#287FAD

#287FAD is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.7% C 0.107 H 236.6°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#287FAD
RGB	rgb(40, 127, 173)
HSL	hsl(201, 62%, 42%)
HSV	hsv(201, 77%, 68%)
CMYK	cmyk(76.9%, 26.6%, 0%, 32.2%)
CIE-LAB	lab(50.27, -9.54, -31.66)
CIE-LCH	lch(50.27, 33.06, 253.23°)
OKLab	oklab(56.68% -0.0588 -0.0893)
OKLCH	oklch(56.68% 0.107 236.6)
XYZ	xyz(16.0043, 18.6451, 42.2824)
Luminance	0.1865 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287FAD #AD5628

analogous

#28AD99 #287FAD #283DAD

triadic

#287FAD #AD287F #7FAD28

tetradic

#287FAD #9928AD #AD5628 #3DAD28

square

#287FAD #9928AD #AD5628 #3DAD28

split-complementary

#287FAD #AD283D #AD9928

monochromatic

#11364A #1D5B7B #287FAD #3FA0D3 #71B9DE

Accessibility & contrast

On white

4.44

#287FAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#287FAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287FAD

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287FAD	#FFFFFF	#000000	##000000
##287FAD	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697FAF

Deuteranopia (green-blind)

#5772AC

Tritanopia (blue-blind)

#008B8F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #287fad;
/* rgb */ color: rgb(40, 127, 173);
/* oklch */ color: oklch(56.7% 0.107 236.6);

Tailwind

colors: {
  custom: {
    50: '#76a4c5',
    500: '#287fad',
    950: '#000000',
  },
}

SCSS

$custom: #287fad;
$custom-light: #76a4c5;
$custom-dark: #000000;

JSON

{
  "hex": "#287fad",
  "rgb": {
    "r": 40,
    "g": 127,
    "b": 173
  },
  "hsl": {
    "h": 200.752,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.56683,
    "c": 0.10697,
    "h": 236.6
  },
  "luminance": 0.18647
}

Semantic roles & 50–950 ramp

primary

#287FAD

secondary

#C58B6C

accent

#7B42E6

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #287FAD

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

Preview Lab → · Contrast checker → · Palette generator →