#285B81#285B81

#285B81 is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.4% C 0.083 H 243.7°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#285B81
RGB	rgb(40, 91, 129)
HSL	hsl(206, 53%, 33%)
HSV	hsv(206, 69%, 51%)
CMYK	cmyk(69%, 29.5%, 0%, 49.4%)
CIE-LAB	lab(36.96, -4.01, -26.31)
CIE-LCH	lch(36.96, 26.62, 261.32°)
OKLab	oklab(45.44% -0.0367 -0.0742)
OKLCH	oklch(45.44% 0.083 243.7)
XYZ	xyz(8.5771, 9.5174, 22.1496)
Luminance	0.0952 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285B81 #814E28

analogous

#28817A #285B81 #282E81

triadic

#285B81 #81285B #5B8128

tetradic

#285B81 #7A2881 #814E28 #2E8128

square

#285B81 #7A2881 #814E28 #2E8128

split-complementary

#285B81 #81282E #817A28

monochromatic

#0B1924 #1A3A52 #285B81 #367CB0 #589ACB

Accessibility & contrast

On white

7.23

#285B81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#285B81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285B81

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285B81	#FFFFFF	#000000	##FFFFFF
##285B81	1.00	7.23	2.90	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5C83

Deuteranopia (green-blind)

#3E5380

Tritanopia (blue-blind)

#006468

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #285b81;
/* rgb */ color: rgb(40, 91, 129);
/* oklch */ color: oklch(45.4% 0.083 243.7);

Tailwind

colors: {
  custom: {
    50: '#6d89a5',
    500: '#285b81',
    950: '#000000',
  },
}

SCSS

$custom: #285b81;
$custom-light: #6d89a5;
$custom-dark: #000000;

JSON

{
  "hex": "#285b81",
  "rgb": {
    "r": 40,
    "g": 91,
    "b": 129
  },
  "hsl": {
    "h": 205.618,
    "s": 52.663,
    "l": 33.137
  },
  "oklch": {
    "l": 0.45443,
    "c": 0.08281,
    "h": 243.7
  },
  "luminance": 0.09518
}

Semantic roles & 50–950 ramp

primary

#285B81

secondary

#B07C54

accent

#894CDC

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080B0F

muted

#7B7C7F

Preview Lab

Preview with #285B81

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

Preview Lab → · Contrast checker → · Palette generator →