#287597#287597

#287597 is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.1% C 0.091 H 231.3°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#287597
RGB	rgb(40, 117, 151)
HSL	hsl(198, 58%, 37%)
HSV	hsv(198, 74%, 59%)
CMYK	cmyk(73.5%, 22.5%, 0%, 40.8%)
CIE-LAB	lab(46.19, -11.62, -25.16)
CIE-LCH	lch(46.19, 27.71, 245.20°)
OKLab	oklab(53.11% -0.0567 -0.0707)
OKLCH	oklch(53.11% 0.091 231.3)
XYZ	xyz(12.8200, 15.4066, 31.5703)
Luminance	0.1541 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287597 #974A28

analogous

#289781 #287597 #283E97

triadic

#287597 #972875 #759728

tetradic

#287597 #812897 #974A28 #3E9728

square

#287597 #812897 #974A28 #3E9728

split-complementary

#287597 #97283E #978128

monochromatic

#0E2A36 #1B5067 #287597 #359AC7 #64B3D6

Accessibility & contrast

On white

5.15

#287597 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#287597 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287597

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287597	#FFFFFF	#000000	##FFFFFF
##287597	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#647399

Deuteranopia (green-blind)

#556997

Tritanopia (blue-blind)

#007E80

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #287597;
/* rgb */ color: rgb(40, 117, 151);
/* oklch */ color: oklch(53.1% 0.091 231.3);

Tailwind

colors: {
  custom: {
    50: '#729cb5',
    500: '#287597',
    950: '#000000',
  },
}

SCSS

$custom: #287597;
$custom-light: #729cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#287597",
  "rgb": {
    "r": 40,
    "g": 117,
    "b": 151
  },
  "hsl": {
    "h": 198.378,
    "s": 58.115,
    "l": 37.451
  },
  "oklch": {
    "l": 0.53105,
    "c": 0.09057,
    "h": 231.3
  },
  "luminance": 0.15408
}

Semantic roles & 50–950 ramp

primary

#287597

secondary

#BC7B5F

accent

#7646E1

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #287597

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

Preview Lab → · Contrast checker → · Palette generator →