#285B78#285B78

#285B78 is a dark, moderate cyan. Relative luminance 0.093; OKLCH L 45.0% C 0.072 H 236.4°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#285B78
RGB	rgb(40, 91, 120)
HSL	hsl(202, 50%, 31%)
HSV	hsv(202, 67%, 47%)
CMYK	cmyk(66.7%, 24.2%, 0%, 52.9%)
CIE-LAB	lab(36.53, -7.27, -21.45)
CIE-LCH	lch(36.53, 22.65, 251.28°)
OKLab	oklab(44.96% -0.0399 -0.0602)
OKLCH	oklch(44.96% 0.072 236.4)
XYZ	xyz(8.0050, 9.2885, 19.1367)
Luminance	0.0929 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285B78 #784528

analogous

#28786D #285B78 #283378

triadic

#285B78 #78285B #5B7828

tetradic

#285B78 #6D2878 #784528 #337828

square

#285B78 #6D2878 #784528 #337828

split-complementary

#285B78 #782833 #786D28

monochromatic

#09151C #19384A #285B78 #377EA6 #549DC6

Accessibility & contrast

On white

7.35

#285B78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#285B78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285B78

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285B78	#FFFFFF	#000000	##FFFFFF
##285B78	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D5A79

Deuteranopia (green-blind)

#425278

Tritanopia (blue-blind)

#006265

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #285b78;
/* rgb */ color: rgb(40, 91, 120);
/* oklch */ color: oklch(45.0% 0.072 236.4);

Tailwind

colors: {
  custom: {
    50: '#6b899f',
    500: '#285b78',
    950: '#000000',
  },
}

SCSS

$custom: #285b78;
$custom-light: #6b899f;
$custom-dark: #000000;

JSON

{
  "hex": "#285b78",
  "rgb": {
    "r": 40,
    "g": 91,
    "b": 120
  },
  "hsl": {
    "h": 201.75,
    "s": 50,
    "l": 31.373
  },
  "oklch": {
    "l": 0.44963,
    "c": 0.07224,
    "h": 236.4
  },
  "luminance": 0.09289
}

Semantic roles & 50–950 ramp

primary

#285B78

secondary

#AA7252

accent

#814EDA

background

#F6F8F9

surface

#ECF0F2

border

#C7CBCC

text

#070B0E

muted

#7A7C7E

Preview Lab

Preview with #285B78

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

Preview Lab → · Contrast checker → · Palette generator →