#287F99#287F99

#287F99 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.7% C 0.089 H 222.0°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#287F99
RGB	rgb(40, 127, 153)
HSL	hsl(194, 59%, 38%)
HSV	hsv(194, 74%, 60%)
CMYK	cmyk(73.9%, 17%, 0%, 40%)
CIE-LAB	lab(49.41, -16.55, -21.35)
CIE-LCH	lch(49.41, 27.02, 232.22°)
OKLab	oklab(55.71% -0.0663 -0.0597)
OKLCH	oklch(55.71% 0.089 222)
XYZ	xyz(14.2118, 17.9281, 32.8423)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287F99 #994228

analogous

#28997A #287F99 #284799

triadic

#287F99 #99287F #7F9928

tetradic

#287F99 #7A2899 #994228 #479928

square

#287F99 #7A2899 #994228 #479928

split-complementary

#287F99 #992847 #997A28

monochromatic

#0F2E38 #1B5768 #287F99 #35A7CA #65BCD7

Accessibility & contrast

On white

4.58

#287F99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#287F99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287F99

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287F99	#FFFFFF	#000000	##000000
##287F99	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707C9A

Deuteranopia (green-blind)

#607199

Tritanopia (blue-blind)

#008787

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #287f99;
/* rgb */ color: rgb(40, 127, 153);
/* oklch */ color: oklch(55.7% 0.089 222.0);

Tailwind

colors: {
  custom: {
    50: '#73a4b7',
    500: '#287f99',
    950: '#000000',
  },
}

SCSS

$custom: #287f99;
$custom-light: #73a4b7;
$custom-dark: #000000;

JSON

{
  "hex": "#287f99",
  "rgb": {
    "r": 40,
    "g": 127,
    "b": 153
  },
  "hsl": {
    "h": 193.805,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.55711,
    "c": 0.0892,
    "h": 222
  },
  "luminance": 0.1793
}

Semantic roles & 50–950 ramp

primary

#287F99

secondary

#BD7560

accent

#6A46E2

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #287F99

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

Preview Lab → · Contrast checker → · Palette generator →