#287DA7#287DA7

#287DA7 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.9% C 0.102 H 234.7°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#287DA7
RGB	rgb(40, 125, 167)
HSL	hsl(200, 61%, 41%)
HSV	hsv(200, 76%, 65%)
CMYK	cmyk(76%, 25.1%, 0%, 34.5%)
CIE-LAB	lab(49.38, -10.54, -29.56)
CIE-LCH	lch(49.38, 31.38, 250.38°)
OKLab	oklab(55.89% -0.0589 -0.0833)
OKLCH	oklch(55.89% 0.102 234.7)
XYZ	xyz(15.1810, 17.9066, 39.2079)
Luminance	0.1791 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287DA7 #A75228

analogous

#28A792 #287DA7 #283DA7

triadic

#287DA7 #A7287D #7DA728

tetradic

#287DA7 #9228A7 #A75228 #3DA728

square

#287DA7 #9228A7 #A75228 #3DA728

split-complementary

#287DA7 #A7283D #A79228

monochromatic

#103344 #1C5876 #287DA7 #3C9FD0 #6DB7DC

Accessibility & contrast

On white

4.58

#287DA7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#287DA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287DA7

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287DA7	#FFFFFF	#000000	##000000
##287DA7	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697CA9

Deuteranopia (green-blind)

#5770A6

Tritanopia (blue-blind)

#00888B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #287da7;
/* rgb */ color: rgb(40, 125, 167);
/* oklch */ color: oklch(55.9% 0.102 234.7);

Tailwind

colors: {
  custom: {
    50: '#75a2c1',
    500: '#287da7',
    950: '#000000',
  },
}

SCSS

$custom: #287da7;
$custom-light: #75a2c1;
$custom-dark: #000000;

JSON

{
  "hex": "#287da7",
  "rgb": {
    "r": 40,
    "g": 125,
    "b": 167
  },
  "hsl": {
    "h": 199.843,
    "s": 61.353,
    "l": 40.588
  },
  "oklch": {
    "l": 0.55887,
    "c": 0.10204,
    "h": 234.7
  },
  "luminance": 0.17908
}

Semantic roles & 50–950 ramp

primary

#287DA7

secondary

#C38668

accent

#7943E4

background

#F7F9FB

surface

#EEF2F7

border

#C9CCD0

text

#090F12

muted

#7B7E81

Preview Lab

Preview with #287DA7

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

Preview Lab → · Contrast checker → · Palette generator →