#287688#287688

#287688 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.7% C 0.079 H 216.2°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#287688
RGB	rgb(40, 118, 136)
HSL	hsl(191, 55%, 35%)
HSV	hsv(191, 71%, 53%)
CMYK	cmyk(70.6%, 13.2%, 0%, 46.7%)
CIE-LAB	lab(45.89, -17.35, -16.74)
CIE-LCH	lch(45.89, 24.10, 223.97°)
OKLab	oklab(52.66% -0.0637 -0.0466)
OKLCH	oklch(52.66% 0.079 216.2)
XYZ	xyz(11.7956, 15.1842, 25.5970)
Luminance	0.1519 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287688 #883A28

analogous

#28886A #287688 #284688

triadic

#287688 #882876 #768828

tetradic

#287688 #6A2888 #883A28 #468828

square

#287688 #6A2888 #883A28 #468828

split-complementary

#287688 #882846 #886A28

monochromatic

#0C2429 #1A4D59 #287688 #369FB7 #5BB9CF

Accessibility & contrast

On white

5.20

#287688 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#287688 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287688

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287688	#FFFFFF	#000000	##FFFFFF
##287688	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7289

Deuteranopia (green-blind)

#5C6888

Tritanopia (blue-blind)

#007C7C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #287688;
/* rgb */ color: rgb(40, 118, 136);
/* oklch */ color: oklch(52.7% 0.079 216.2);

Tailwind

colors: {
  custom: {
    50: '#6f9daa',
    500: '#287688',
    950: '#000000',
  },
}

SCSS

$custom: #287688;
$custom-light: #6f9daa;
$custom-dark: #000000;

JSON

{
  "hex": "#287688",
  "rgb": {
    "r": 40,
    "g": 118,
    "b": 136
  },
  "hsl": {
    "h": 191.25,
    "s": 54.545,
    "l": 34.51
  },
  "oklch": {
    "l": 0.5266,
    "c": 0.07896,
    "h": 216.2
  },
  "luminance": 0.15186
}

Semantic roles & 50–950 ramp

primary

#287688

secondary

#B46958

accent

#664ADE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #287688

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

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