#287FA0#287FA0

#287FA0 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.0% C 0.095 H 227.8°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#287FA0
RGB	rgb(40, 127, 160)
HSL	hsl(197, 60%, 39%)
HSV	hsv(197, 75%, 63%)
CMYK	cmyk(75%, 20.6%, 0%, 37.3%)
CIE-LAB	lab(49.70, -14.14, -25.00)
CIE-LCH	lch(49.70, 28.72, 240.50°)
OKLab	oklab(56.04% -0.0635 -0.0701)
OKLCH	oklch(56.04% 0.095 227.8)
XYZ	xyz(14.8070, 18.1662, 35.9769)
Luminance	0.1817 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287FA0 #A04928

analogous

#28A085 #287FA0 #2843A0

triadic

#287FA0 #A0287F #7FA028

tetradic

#287FA0 #8528A0 #A04928 #43A028

square

#287FA0 #8528A0 #A04928 #43A028

split-complementary

#287FA0 #A02843 #A08528

monochromatic

#10313E #1C586F #287FA0 #38A4CD #69BBD9

Accessibility & contrast

On white

4.53

#287FA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#287FA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #287FA0

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287FA0	#FFFFFF	#000000	##000000
##287FA0	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7DA2

Deuteranopia (green-blind)

#5D71A0

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #287fa0;
/* rgb */ color: rgb(40, 127, 160);
/* oklch */ color: oklch(56.0% 0.095 227.8);

Tailwind

colors: {
  custom: {
    50: '#74a4bc',
    500: '#287fa0',
    950: '#000000',
  },
}

SCSS

$custom: #287fa0;
$custom-light: #74a4bc;
$custom-dark: #000000;

JSON

{
  "hex": "#287fa0",
  "rgb": {
    "r": 40,
    "g": 127,
    "b": 160
  },
  "hsl": {
    "h": 196.5,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.56037,
    "c": 0.09462,
    "h": 227.8
  },
  "luminance": 0.18168
}

Semantic roles & 50–950 ramp

primary

#287FA0

secondary

#C07D64

accent

#7045E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #287FA0

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

Preview Lab → · Contrast checker → · Palette generator →