#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
RGBrgb(40, 127, 169)
HSLhsl(200, 62%, 41%)
HSVhsv(200, 76%, 66%)
CMYKcmyk(76.3%, 24.9%, 0%, 33.7%)
CIE-LABlab(50.09, -10.97, -29.62)
CIE-LCHlch(50.09, 31.59, 249.68°)
OKLaboklab(56.48% -0.0602 -0.0835)
OKLCHoklch(56.48% 0.103 234.2)
XYZxyz(15.6230, 18.4926, 40.2745)
Luminance0.1849 (WCAG relative)
Temperaturecool
Familycyan

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
##287FA91.004.474.704.70
#FFFFFF4.471.0021.0021.00
#0000004.7021.001.001.00
##0000004.7021.001.001.00

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 →

#287FA9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva