#285B73#285B73

#285B73 is a dark, moderate cyan. Relative luminance 0.092; OKLCH L 44.7% C 0.067 H 231.3°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#285B73
RGB	rgb(40, 91, 115)
HSL	hsl(199, 48%, 30%)
HSV	hsv(199, 65%, 45%)
CMYK	cmyk(65.2%, 20.9%, 0%, 54.9%)
CIE-LAB	lab(36.31, -9.04, -18.72)
CIE-LCH	lch(36.31, 20.78, 244.23°)
OKLab	oklab(44.71% -0.0419 -0.0523)
OKLCH	oklch(44.71% 0.067 231.3)
XYZ	xyz(7.7095, 9.1703, 17.5801)
Luminance	0.0917 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285B73 #734028

analogous

#287365 #285B73 #283573

triadic

#285B73 #73285B #5B7328

tetradic

#285B73 #652873 #734028 #357328

square

#285B73 #652873 #734028 #357328

split-complementary

#285B73 #732835 #736528

monochromatic

#081318 #183746 #285B73 #387FA0 #529FC3

Accessibility & contrast

On white

7.41

#285B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#285B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285B73

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285B73	#FFFFFF	#000000	##FFFFFF
##285B73	1.00	7.41	2.83	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5A74

Deuteranopia (green-blind)

#455273

Tritanopia (blue-blind)

#006263

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #285b73;
/* rgb */ color: rgb(40, 91, 115);
/* oklch */ color: oklch(44.7% 0.067 231.3);

Tailwind

colors: {
  custom: {
    50: '#6a899b',
    500: '#285b73',
    950: '#000000',
  },
}

SCSS

$custom: #285b73;
$custom-light: #6a899b;
$custom-dark: #000000;

JSON

{
  "hex": "#285b73",
  "rgb": {
    "r": 40,
    "g": 91,
    "b": 115
  },
  "hsl": {
    "h": 199.2,
    "s": 48.387,
    "l": 30.392
  },
  "oklch": {
    "l": 0.44712,
    "c": 0.06703,
    "h": 231.3
  },
  "luminance": 0.09171
}

Semantic roles & 50–950 ramp

primary

#285B73

secondary

#A56C52

accent

#7B50D8

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #285B73

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

Preview Lab → · Contrast checker → · Palette generator →