#287998#287998

#287998 is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.2% C 0.090 H 227.8°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#287998
RGB	rgb(40, 121, 152)
HSL	hsl(197, 58%, 38%)
HSV	hsv(197, 74%, 60%)
CMYK	cmyk(73.7%, 20.4%, 0%, 40.4%)
CIE-LAB	lab(47.48, -13.55, -23.74)
CIE-LCH	lch(47.48, 27.33, 240.28°)
OKLab	oklab(54.16% -0.0604 -0.0666)
OKLCH	oklch(54.16% 0.09 227.8)
XYZ	xyz(13.3776, 16.3913, 32.1585)
Luminance	0.1639 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287998 #984728

analogous

#28987F #287998 #284198

triadic

#287998 #982879 #799828

tetradic

#287998 #7F2898 #984728 #419828

square

#287998 #7F2898 #984728 #419828

split-complementary

#287998 #982841 #987F28

monochromatic

#0F2C37 #1B5268 #287998 #35A0C8 #64B7D6

Accessibility & contrast

On white

4.91

#287998 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#287998 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287998

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287998	#FFFFFF	#000000	##FFFFFF
##287998	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69779A

Deuteranopia (green-blind)

#596C98

Tritanopia (blue-blind)

#008283

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #287998;
/* rgb */ color: rgb(40, 121, 152);
/* oklch */ color: oklch(54.2% 0.090 227.8);

Tailwind

colors: {
  custom: {
    50: '#729fb6',
    500: '#287998',
    950: '#000000',
  },
}

SCSS

$custom: #287998;
$custom-light: #729fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#287998",
  "rgb": {
    "r": 40,
    "g": 121,
    "b": 152
  },
  "hsl": {
    "h": 196.607,
    "s": 58.333,
    "l": 37.647
  },
  "oklch": {
    "l": 0.54156,
    "c": 0.0899,
    "h": 227.8
  },
  "luminance": 0.16393
}

Semantic roles & 50–950 ramp

primary

#287998

secondary

#BC7960

accent

#7146E2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #287998

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

Preview Lab → · Contrast checker → · Palette generator →