#287FA8#287FA8

#287FA8 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.4% C 0.102 H 233.5°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#287FA8
RGB	rgb(40, 127, 168)
HSL	hsl(199, 62%, 41%)
HSV	hsv(199, 76%, 66%)
CMYK	cmyk(76.2%, 24.4%, 0%, 34.1%)
CIE-LAB	lab(50.04, -11.33, -29.11)
CIE-LCH	lch(50.04, 31.24, 248.74°)
OKLab	oklab(56.43% -0.0606 -0.082)
OKLCH	oklch(56.43% 0.102 233.5)
XYZ	xyz(15.5295, 18.4552, 39.7819)
Luminance	0.1846 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287FA8 #A85128

analogous

#28A891 #287FA8 #283FA8

triadic

#287FA8 #A8287F #7FA828

tetradic

#287FA8 #9128A8 #A85128 #3FA828

square

#287FA8 #9128A8 #A85128 #3FA828

split-complementary

#287FA8 #A8283F #A89128

monochromatic

#103445 #1C5A77 #287FA8 #3DA1D1 #6EB9DC

Accessibility & contrast

On white

4.48

#287FA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#287FA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287FA8

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287FA8	#FFFFFF	#000000	##000000
##287FA8	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7EAA

Deuteranopia (green-blind)

#5A72A7

Tritanopia (blue-blind)

#008A8D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #287fa8;
/* rgb */ color: rgb(40, 127, 168);
/* oklch */ color: oklch(56.4% 0.102 233.5);

Tailwind

colors: {
  custom: {
    50: '#75a4c2',
    500: '#287fa8',
    950: '#000000',
  },
}

SCSS

$custom: #287fa8;
$custom-light: #75a4c2;
$custom-dark: #000000;

JSON

{
  "hex": "#287fa8",
  "rgb": {
    "r": 40,
    "g": 127,
    "b": 168
  },
  "hsl": {
    "h": 199.219,
    "s": 61.538,
    "l": 40.784
  },
  "oklch": {
    "l": 0.56428,
    "c": 0.10192,
    "h": 233.5
  },
  "luminance": 0.18457
}

Semantic roles & 50–950 ramp

primary

#287FA8

secondary

#C38669

accent

#7743E5

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #287FA8

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

Preview Lab → · Contrast checker → · Palette generator →