#285A8A#285A8A

#285A8A is a mid, moderate cyan. Relative luminance 0.096; OKLCH L 45.7% C 0.095 H 249.9°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#285A8A
RGB	rgb(40, 90, 138)
HSL	hsl(209, 55%, 35%)
HSV	hsv(209, 71%, 54%)
CMYK	cmyk(71%, 34.8%, 0%, 45.9%)
CIE-LAB	lab(37.11, -0.04, -31.57)
CIE-LCH	lch(37.11, 31.57, 269.92°)
OKLab	oklab(45.71% -0.0328 -0.0895)
OKLCH	oklch(45.71% 0.095 249.9)
XYZ	xyz(9.1170, 9.5975, 25.4118)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285A8A #8A5828

analogous

#288A89 #285A8A #28298A

triadic

#285A8A #8A285A #5A8A28

tetradic

#285A8A #89288A #8A5828 #298A28

square

#285A8A #89288A #8A5828 #298A28

split-complementary

#285A8A #8A2829 #8A8928

monochromatic

#0C1C2B #1A3B5B #285A8A #3679B9 #5D97D0

Accessibility & contrast

On white

7.19

#285A8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#285A8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285A8A

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285A8A	#FFFFFF	#000000	##FFFFFF
##285A8A	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455C8C

Deuteranopia (green-blind)

#375389

Tritanopia (blue-blind)

#00656B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #285a8a;
/* rgb */ color: rgb(40, 90, 138);
/* oklch */ color: oklch(45.7% 0.095 249.9);

Tailwind

colors: {
  custom: {
    50: '#6e88ac',
    500: '#285a8a',
    950: '#000000',
  },
}

SCSS

$custom: #285a8a;
$custom-light: #6e88ac;
$custom-dark: #000000;

JSON

{
  "hex": "#285a8a",
  "rgb": {
    "r": 40,
    "g": 90,
    "b": 138
  },
  "hsl": {
    "h": 209.388,
    "s": 55.056,
    "l": 34.902
  },
  "oklch": {
    "l": 0.45712,
    "c": 0.09535,
    "h": 249.9
  },
  "luminance": 0.09598
}

Semantic roles & 50–950 ramp

primary

#285A8A

secondary

#B58659

accent

#9249DE

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #285A8A

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

Preview Lab → · Contrast checker → · Palette generator →