#285C8B#285C8B

#285C8B is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.3% C 0.095 H 248.6°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#285C8B
RGB	rgb(40, 92, 139)
HSL	hsl(208, 55%, 35%)
HSV	hsv(208, 71%, 55%)
CMYK	cmyk(71.2%, 33.8%, 0%, 45.5%)
CIE-LAB	lab(37.79, -0.93, -31.11)
CIE-LCH	lch(37.79, 31.12, 268.28°)
OKLab	oklab(46.26% -0.0346 -0.0882)
OKLCH	oklch(46.26% 0.095 248.6)
XYZ	xyz(9.3607, 9.9685, 25.8519)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285C8B #8B5728

analogous

#288B88 #285C8B #282A8B

triadic

#285C8B #8B285C #5C8B28

tetradic

#285C8B #88288B #8B5728 #2A8B28

square

#285C8B #88288B #8B5728 #2A8B28

split-complementary

#285C8B #8B282A #8B8828

monochromatic

#0D1D2C #1A3D5B #285C8B #367BBB #5D9AD0

Accessibility & contrast

On white

7.01

#285C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#285C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285C8B

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285C8B	#FFFFFF	#000000	##FFFFFF
##285C8B	1.00	7.01	2.99	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475E8D

Deuteranopia (green-blind)

#39558A

Tritanopia (blue-blind)

#00676D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #285c8b;
/* rgb */ color: rgb(40, 92, 139);
/* oklch */ color: oklch(46.3% 0.095 248.6);

Tailwind

colors: {
  custom: {
    50: '#6e89ad',
    500: '#285c8b',
    950: '#000000',
  },
}

SCSS

$custom: #285c8b;
$custom-light: #6e89ad;
$custom-dark: #000000;

JSON

{
  "hex": "#285c8b",
  "rgb": {
    "r": 40,
    "g": 92,
    "b": 139
  },
  "hsl": {
    "h": 208.485,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.4626,
    "c": 0.09472,
    "h": 248.6
  },
  "luminance": 0.09969
}

Semantic roles & 50–950 ramp

primary

#285C8B

secondary

#B68559

accent

#9049DF

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #285C8B

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

Preview Lab → · Contrast checker → · Palette generator →