#287FA9#287FA9

#287FA9 is a mid, moderate cyan. Relative luminance 0.185; OKLCH L 56.5% C 0.103 H 234.2°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#287FA9
RGB	rgb(40, 127, 169)
HSL	hsl(200, 62%, 41%)
HSV	hsv(200, 76%, 66%)
CMYK	cmyk(76.3%, 24.9%, 0%, 33.7%)
CIE-LAB	lab(50.09, -10.97, -29.62)
CIE-LCH	lch(50.09, 31.59, 249.68°)
OKLab	oklab(56.48% -0.0602 -0.0835)
OKLCH	oklch(56.48% 0.103 234.2)
XYZ	xyz(15.6230, 18.4926, 40.2745)
Luminance	0.1849 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287FA9 #A95228

analogous

#28A992 #287FA9 #283EA9

triadic

#287FA9 #A9287F #7FA928

tetradic

#287FA9 #9228A9 #A95228 #3EA928

square

#287FA9 #9228A9 #A95228 #3EA928

split-complementary

#287FA9 #A9283E #A99228

monochromatic

#113546 #1C5A78 #287FA9 #3DA1D1 #6FB9DD

Accessibility & contrast

On white

4.47

#287FA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#287FA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287FA9

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287FA9	#FFFFFF	#000000	##000000
##287FA9	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7EAB

Deuteranopia (green-blind)

#5972A8

Tritanopia (blue-blind)

#008A8D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #287fa9;
/* rgb */ color: rgb(40, 127, 169);
/* oklch */ color: oklch(56.5% 0.103 234.2);

Tailwind

colors: {
  custom: {
    50: '#75a4c2',
    500: '#287fa9',
    950: '#000000',
  },
}

SCSS

$custom: #287fa9;
$custom-light: #75a4c2;
$custom-dark: #000000;

JSON

{
  "hex": "#287fa9",
  "rgb": {
    "r": 40,
    "g": 127,
    "b": 169
  },
  "hsl": {
    "h": 199.535,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.56479,
    "c": 0.10291,
    "h": 234.2
  },
  "luminance": 0.18494
}

Semantic roles & 50–950 ramp

primary

#287FA9

secondary

#C48769

accent

#7843E5

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #287FA9

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

Preview Lab → · Contrast checker → · Palette generator →