#287BA7#287BA7

#287BA7 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.4% C 0.103 H 236.5°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#287BA7
RGB	rgb(40, 123, 167)
HSL	hsl(201, 61%, 41%)
HSV	hsv(201, 76%, 65%)
CMYK	cmyk(76%, 26.3%, 0%, 34.5%)
CIE-LAB	lab(48.77, -9.38, -30.52)
CIE-LCH	lch(48.77, 31.93, 252.91°)
OKLab	oklab(55.4% -0.057 -0.0861)
OKLCH	oklch(55.4% 0.103 236.5)
XYZ	xyz(14.9303, 17.4053, 39.1244)
Luminance	0.1741 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287BA7 #A75428

analogous

#28A793 #287BA7 #283CA7

triadic

#287BA7 #A7287B #7BA728

tetradic

#287BA7 #9328A7 #A75428 #3CA728

square

#287BA7 #9328A7 #A75428 #3CA728

split-complementary

#287BA7 #A7283C #A79328

monochromatic

#103244 #1C5776 #287BA7 #3C9DD0 #6DB6DC

Accessibility & contrast

On white

4.69

#287BA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#287BA7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287BA7

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287BA7	#FFFFFF	#000000	##FFFFFF
##287BA7	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667BA9

Deuteranopia (green-blind)

#556FA6

Tritanopia (blue-blind)

#00868A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #287ba7;
/* rgb */ color: rgb(40, 123, 167);
/* oklch */ color: oklch(55.4% 0.103 236.5);

Tailwind

colors: {
  custom: {
    50: '#75a1c1',
    500: '#287ba7',
    950: '#000000',
  },
}

SCSS

$custom: #287ba7;
$custom-light: #75a1c1;
$custom-dark: #000000;

JSON

{
  "hex": "#287ba7",
  "rgb": {
    "r": 40,
    "g": 123,
    "b": 167
  },
  "hsl": {
    "h": 200.787,
    "s": 61.353,
    "l": 40.588
  },
  "oklch": {
    "l": 0.55397,
    "c": 0.10324,
    "h": 236.5
  },
  "luminance": 0.17407
}

Semantic roles & 50–950 ramp

primary

#287BA7

secondary

#C38768

accent

#7B43E4

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #287BA7

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

Preview Lab → · Contrast checker → · Palette generator →