#287797#287797

#287797 is a mid, moderate cyan. Relative luminance 0.159; OKLCH L 53.6% C 0.090 H 229.1°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#287797
RGB	rgb(40, 119, 151)
HSL	hsl(197, 58%, 37%)
HSV	hsv(197, 74%, 59%)
CMYK	cmyk(73.5%, 21.2%, 0%, 40.8%)
CIE-LAB	lab(46.81, -12.77, -24.18)
CIE-LCH	lch(46.81, 27.35, 242.17°)
OKLab	oklab(53.61% -0.0587 -0.0679)
OKLCH	oklch(53.61% 0.09 229.1)
XYZ	xyz(13.0556, 15.8776, 31.6488)
Luminance	0.1588 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287797 #974828

analogous

#28977F #287797 #284097

triadic

#287797 #972877 #779728

tetradic

#287797 #7F2897 #974828 #409728

square

#287797 #7F2897 #974828 #409728

split-complementary

#287797 #972840 #977F28

monochromatic

#0E2B36 #1B5167 #287797 #359DC7 #64B5D6

Accessibility & contrast

On white

5.03

#287797 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#287797 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287797

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287797	#FFFFFF	#000000	##FFFFFF
##287797	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667599

Deuteranopia (green-blind)

#576A97

Tritanopia (blue-blind)

#008082

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #287797;
/* rgb */ color: rgb(40, 119, 151);
/* oklch */ color: oklch(53.6% 0.090 229.1);

Tailwind

colors: {
  custom: {
    50: '#729eb5',
    500: '#287797',
    950: '#000000',
  },
}

SCSS

$custom: #287797;
$custom-light: #729eb5;
$custom-dark: #000000;

JSON

{
  "hex": "#287797",
  "rgb": {
    "r": 40,
    "g": 119,
    "b": 151
  },
  "hsl": {
    "h": 197.297,
    "s": 58.115,
    "l": 37.451
  },
  "oklch": {
    "l": 0.53606,
    "c": 0.08975,
    "h": 229.1
  },
  "luminance": 0.15879
}

Semantic roles & 50–950 ramp

primary

#287797

secondary

#BC7A5F

accent

#7346E1

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #287797

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

Preview Lab → · Contrast checker → · Palette generator →