#287EA9#287EA9

#287EA9 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.2% C 0.103 H 235.1°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX#287EA9
RGBrgb(40, 126, 169)
HSLhsl(200, 62%, 41%)
HSVhsv(200, 76%, 66%)
CMYKcmyk(76.3%, 25.4%, 0%, 33.7%)
CIE-LABlab(49.78, -10.40, -30.10)
CIE-LCHlch(49.78, 31.85, 250.94°)
OKLaboklab(56.23% -0.0592 -0.0848)
OKLCHoklch(56.23% 0.103 235.1)
XYZxyz(15.4945, 18.2356, 40.2316)
Luminance0.1824 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#287EA9 #A95328
analogous
#28A993 #287EA9 #283DA9
triadic
#287EA9 #A9287E #7EA928
tetradic
#287EA9 #9328A9 #A95328 #3DA928
square
#287EA9 #9328A9 #A95328 #3DA928
split-complementary
#287EA9 #A9283D #A99328
monochromatic
#113446 #1C5978 #287EA9 #3DA0D1 #6FB8DD

Accessibility & contrast

On white

4.52
#287EA9 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.65
#287EA9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287EA9
4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##287EA9#FFFFFF#000000##000000
##287EA91.004.524.654.65
#FFFFFF4.521.0021.0021.00
#0000004.6521.001.001.00
##0000004.6521.001.001.00

Color blindness preview

Protanopia (red-blind)
#697DAB
Deuteranopia (green-blind)
#5871A8
Tritanopia (blue-blind)
#00898D
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #287ea9;
/* rgb */ color: rgb(40, 126, 169);
/* oklch */ color: oklch(56.2% 0.103 235.1);
Tailwind
colors: {
  custom: {
    50: '#75a3c2',
    500: '#287ea9',
    950: '#000000',
  },
}
SCSS
$custom: #287ea9;
$custom-light: #75a3c2;
$custom-dark: #000000;
JSON
{
  "hex": "#287ea9",
  "rgb": {
    "r": 40,
    "g": 126,
    "b": 169
  },
  "hsl": {
    "h": 200,
    "s": 61.722,
    "l": 40.98
  },
  "oklch": {
    "l": 0.56234,
    "c": 0.10347,
    "h": 235.1
  },
  "luminance": 0.18237
}

Semantic roles & 50–950 ramp

primary
#287EA9
secondary
#C48769
accent
#7943E5
background
#F7FAFB
surface
#EEF3F7
border
#C9CDD0
text
#0A0F12
muted
#7C7F81

Preview Lab

Preview with #287EA9

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

Preview Lab → · Contrast checker → · Palette generator →

#287EA9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva