#287587#287587

#287587 is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.4% C 0.078 H 216.4°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#287587
RGB	rgb(40, 117, 135)
HSL	hsl(191, 54%, 34%)
HSV	hsv(191, 70%, 53%)
CMYK	cmyk(70.4%, 13.3%, 0%, 47.1%)
CIE-LAB	lab(45.53, -17.13, -16.69)
CIE-LCH	lch(45.53, 23.92, 224.25°)
OKLab	oklab(52.36% -0.0631 -0.0465)
OKLCH	oklch(52.36% 0.078 216.4)
XYZ	xyz(11.6077, 14.9217, 25.1854)
Luminance	0.1492 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287587 #873A28

analogous

#28876A #287587 #284687

triadic

#287587 #872875 #758728

tetradic

#287587 #6A2887 #873A28 #468728

square

#287587 #6A2887 #873A28 #468728

split-complementary

#287587 #872846 #876A28

monochromatic

#0C2329 #1A4C58 #287587 #369EB6 #5BB9CE

Accessibility & contrast

On white

5.27

#287587 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#287587 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287587

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287587	#FFFFFF	#000000	##FFFFFF
##287587	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#697188

Deuteranopia (green-blind)

#5B6887

Tritanopia (blue-blind)

#007B7B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #287587;
/* rgb */ color: rgb(40, 117, 135);
/* oklch */ color: oklch(52.4% 0.078 216.4);

Tailwind

colors: {
  custom: {
    50: '#6f9daa',
    500: '#287587',
    950: '#000000',
  },
}

SCSS

$custom: #287587;
$custom-light: #6f9daa;
$custom-dark: #000000;

JSON

{
  "hex": "#287587",
  "rgb": {
    "r": 40,
    "g": 117,
    "b": 135
  },
  "hsl": {
    "h": 191.368,
    "s": 54.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.52359,
    "c": 0.07834,
    "h": 216.4
  },
  "luminance": 0.14923
}

Semantic roles & 50–950 ramp

primary

#287587

secondary

#B46957

accent

#664ADE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #287587

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

Preview Lab → · Contrast checker → · Palette generator →