#285F8B#285F8B

#285F8B is a mid, moderate cyan. Relative luminance 0.105; OKLCH L 47.0% C 0.092 H 245.7°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#285F8B
RGB	rgb(40, 95, 139)
HSL	hsl(207, 55%, 35%)
HSV	hsv(207, 71%, 55%)
CMYK	cmyk(71.2%, 31.7%, 0%, 45.5%)
CIE-LAB	lab(38.72, -2.81, -29.63)
CIE-LCH	lch(38.72, 29.77, 264.58°)
OKLab	oklab(47% -0.0378 -0.0838)
OKLCH	oklch(47% 0.092 245.7)
XYZ	xyz(9.6257, 10.4986, 25.9402)
Luminance	0.1050 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285F8B #8B5428

analogous

#288B86 #285F8B #282D8B

triadic

#285F8B #8B285F #5F8B28

tetradic

#285F8B #86288B #8B5428 #2D8B28

square

#285F8B #86288B #8B5428 #2D8B28

split-complementary

#285F8B #8B282D #8B8628

monochromatic

#0D1E2C #1A3F5B #285F8B #367FBB #5D9DD0

Accessibility & contrast

On white

6.77

#285F8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#285F8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285F8B

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285F8B	#FFFFFF	#000000	##FFFFFF
##285F8B	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B608D

Deuteranopia (green-blind)

#3E578A

Tritanopia (blue-blind)

#006A6F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #285f8b;
/* rgb */ color: rgb(40, 95, 139);
/* oklch */ color: oklch(47.0% 0.092 245.7);

Tailwind

colors: {
  custom: {
    50: '#6e8cad',
    500: '#285f8b',
    950: '#000000',
  },
}

SCSS

$custom: #285f8b;
$custom-light: #6e8cad;
$custom-dark: #000000;

JSON

{
  "hex": "#285f8b",
  "rgb": {
    "r": 40,
    "g": 95,
    "b": 139
  },
  "hsl": {
    "h": 206.667,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.46998,
    "c": 0.09195,
    "h": 245.7
  },
  "luminance": 0.105
}

Semantic roles & 50–950 ramp

primary

#285F8B

secondary

#B68259

accent

#8C49DF

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #285F8B

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

Preview Lab → · Contrast checker → · Palette generator →