#285366#285366

#285366 is a dark, muted cyan. Relative luminance 0.076; OKLCH L 42.0% C 0.057 H 229.1°. Best body text is #FFFFFF at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#285366
RGB	rgb(40, 83, 102)
HSL	hsl(198, 44%, 28%)
HSV	hsv(198, 61%, 40%)
CMYK	cmyk(60.8%, 18.6%, 0%, 60%)
CIE-LAB	lab(33.13, -8.71, -15.51)
CIE-LCH	lch(33.13, 17.79, 240.70°)
OKLab	oklab(41.99% -0.0375 -0.0432)
OKLCH	oklch(41.99% 0.057 229.1)
XYZ	xyz(6.3657, 7.5963, 13.6986)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285366 #663B28

analogous

#28665A #285366 #283466

triadic

#285366 #662853 #536628

tetradic

#285366 #5A2866 #663B28 #346628

square

#285366 #5A2866 #663B28 #346628

split-complementary

#285366 #662834 #665A28

monochromatic

#091216 #172F3A #285366 #397792 #4F99BA

Accessibility & contrast

On white

8.34

#285366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#285366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285366

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285366	#FFFFFF	#000000	##FFFFFF
##285366	1.00	8.34	2.52	8.34
#FFFFFF	8.34	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495267

Deuteranopia (green-blind)

#404B66

Tritanopia (blue-blind)

#005859

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #285366;
/* rgb */ color: rgb(40, 83, 102);
/* oklch */ color: oklch(42.0% 0.057 229.1);

Tailwind

colors: {
  custom: {
    50: '#688391',
    500: '#285366',
    950: '#000000',
  },
}

SCSS

$custom: #285366;
$custom-light: #688391;
$custom-dark: #000000;

JSON

{
  "hex": "#285366",
  "rgb": {
    "r": 40,
    "g": 83,
    "b": 102
  },
  "hsl": {
    "h": 198.387,
    "s": 43.662,
    "l": 27.843
  },
  "oklch": {
    "l": 0.41991,
    "c": 0.05719,
    "h": 229.1
  },
  "luminance": 0.07597
}

Semantic roles & 50–950 ramp

primary

#285366

secondary

#996751

accent

#7B54D3

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #285366

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

Preview Lab → · Contrast checker → · Palette generator →