#287488#287488

#287488 is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.1% C 0.079 H 218.7°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#287488
RGB	rgb(40, 116, 136)
HSL	hsl(193, 55%, 35%)
HSV	hsv(193, 71%, 53%)
CMYK	cmyk(70.6%, 14.7%, 0%, 46.7%)
CIE-LAB	lab(45.25, -16.24, -17.71)
CIE-LCH	lch(45.25, 24.03, 227.48°)
OKLab	oklab(52.15% -0.0615 -0.0494)
OKLCH	oklch(52.15% 0.079 218.7)
XYZ	xyz(11.5626, 14.7182, 25.5193)
Luminance	0.1472 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287488 #883C28

analogous

#28886C #287488 #284488

triadic

#287488 #882874 #748828

tetradic

#287488 #6C2888 #883C28 #448828

square

#287488 #6C2888 #883C28 #448828

split-complementary

#287488 #882844 #886C28

monochromatic

#0C2329 #1A4C59 #287488 #369CB7 #5BB7CF

Accessibility & contrast

On white

5.32

#287488 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#287488 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287488

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287488	#FFFFFF	#000000	##FFFFFF
##287488	1.00	5.32	3.94	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677189

Deuteranopia (green-blind)

#5A6788

Tritanopia (blue-blind)

#007B7A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #287488;
/* rgb */ color: rgb(40, 116, 136);
/* oklch */ color: oklch(52.1% 0.079 218.7);

Tailwind

colors: {
  custom: {
    50: '#6f9caa',
    500: '#287488',
    950: '#000000',
  },
}

SCSS

$custom: #287488;
$custom-light: #6f9caa;
$custom-dark: #000000;

JSON

{
  "hex": "#287488",
  "rgb": {
    "r": 40,
    "g": 116,
    "b": 136
  },
  "hsl": {
    "h": 192.5,
    "s": 54.545,
    "l": 34.51
  },
  "oklch": {
    "l": 0.52147,
    "c": 0.07892,
    "h": 218.7
  },
  "luminance": 0.14719
}

Semantic roles & 50–950 ramp

primary

#287488

secondary

#B46B58

accent

#694ADE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #287488

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

Preview Lab → · Contrast checker → · Palette generator →