#285B8B#285B8B

#285B8B is a mid, moderate cyan. Relative luminance 0.098; OKLCH L 46.0% C 0.096 H 249.5°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#285B8B
RGB	rgb(40, 91, 139)
HSL	hsl(209, 55%, 35%)
HSV	hsv(209, 71%, 55%)
CMYK	cmyk(71.2%, 34.5%, 0%, 45.5%)
CIE-LAB	lab(37.47, -0.30, -31.60)
CIE-LCH	lch(37.47, 31.60, 269.45°)
OKLab	oklab(46.02% -0.0335 -0.0896)
OKLCH	oklch(46.02% 0.096 249.5)
XYZ	xyz(9.2746, 9.7964, 25.8232)
Luminance	0.0980 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285B8B #8B5828

analogous

#288B89 #285B8B #282A8B

triadic

#285B8B #8B285B #5B8B28

tetradic

#285B8B #89288B #8B5828 #2A8B28

square

#285B8B #89288B #8B5828 #2A8B28

split-complementary

#285B8B #8B282A #8B8928

monochromatic

#0D1D2C #1A3C5B #285B8B #367ABB #5D98D0

Accessibility & contrast

On white

7.10

#285B8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#285B8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285B8B

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285B8B	#FFFFFF	#000000	##FFFFFF
##285B8B	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465D8D

Deuteranopia (green-blind)

#38548A

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #285b8b;
/* rgb */ color: rgb(40, 91, 139);
/* oklch */ color: oklch(46.0% 0.096 249.5);

Tailwind

colors: {
  custom: {
    50: '#6e89ad',
    500: '#285b8b',
    950: '#000000',
  },
}

SCSS

$custom: #285b8b;
$custom-light: #6e89ad;
$custom-dark: #000000;

JSON

{
  "hex": "#285b8b",
  "rgb": {
    "r": 40,
    "g": 91,
    "b": 139
  },
  "hsl": {
    "h": 209.091,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.46015,
    "c": 0.09569,
    "h": 249.5
  },
  "luminance": 0.09797
}

Semantic roles & 50–950 ramp

primary

#285B8B

secondary

#B68659

accent

#9249DF

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #285B8B

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

Preview Lab → · Contrast checker → · Palette generator →