#287699#287699

#287699 is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.5% C 0.092 H 231.8°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#287699
RGB	rgb(40, 118, 153)
HSL	hsl(199, 59%, 38%)
HSV	hsv(199, 74%, 60%)
CMYK	cmyk(73.9%, 22.9%, 0%, 40%)
CIE-LAB	lab(46.59, -11.49, -25.71)
CIE-LCH	lch(46.59, 28.16, 245.92°)
OKLab	oklab(53.45% -0.0569 -0.0723)
OKLCH	oklch(53.45% 0.092 231.8)
XYZ	xyz(13.1010, 15.7064, 32.4720)
Luminance	0.1571 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287699 #994B28

analogous

#289983 #287699 #283E99

triadic

#287699 #992876 #769928

tetradic

#287699 #832899 #994B28 #3E9928

square

#287699 #832899 #994B28 #3E9928

split-complementary

#287699 #99283E #998328

monochromatic

#0F2B38 #1B5168 #287699 #359BCA #65B3D7

Accessibility & contrast

On white

5.07

#287699 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#287699 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287699

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287699	#FFFFFF	#000000	##FFFFFF
##287699	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#64759B

Deuteranopia (green-blind)

#556A98

Tritanopia (blue-blind)

#007F82

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #287699;
/* rgb */ color: rgb(40, 118, 153);
/* oklch */ color: oklch(53.5% 0.092 231.8);

Tailwind

colors: {
  custom: {
    50: '#729db7',
    500: '#287699',
    950: '#000000',
  },
}

SCSS

$custom: #287699;
$custom-light: #729db7;
$custom-dark: #000000;

JSON

{
  "hex": "#287699",
  "rgb": {
    "r": 40,
    "g": 118,
    "b": 153
  },
  "hsl": {
    "h": 198.584,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.53454,
    "c": 0.092,
    "h": 231.8
  },
  "luminance": 0.15708
}

Semantic roles & 50–950 ramp

primary

#287699

secondary

#BD7D60

accent

#7646E2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #287699

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

Preview Lab → · Contrast checker → · Palette generator →