#285A9E#285A9E

#285A9E is a mid, vivid cyan. Relative luminance 0.102; OKLCH L 47.0% C 0.123 H 257.0°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#285A9E
RGB	rgb(40, 90, 158)
HSL	hsl(215, 60%, 39%)
HSV	hsv(215, 75%, 62%)
CMYK	cmyk(74.7%, 43%, 0%, 38%)
CIE-LAB	lab(38.25, 7.58, -41.81)
CIE-LCH	lch(38.25, 42.50, 280.27°)
OKLab	oklab(46.98% -0.0277 -0.1196)
OKLCH	oklch(46.98% 0.123 257)
XYZ	xyz(10.7005, 10.2309, 33.7519)
Luminance	0.1023 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285A9E #9E6C28

analogous

#28959E #285A9E #31289E

triadic

#285A9E #9E285A #5A9E28

tetradic

#285A9E #9E2895 #9E6C28 #289E31

square

#285A9E #9E2895 #9E6C28 #289E31

split-complementary

#285A9E #9E3128 #959E28

monochromatic

#0F223C #1C3E6D #285A9E #3776CC #6898D9

Accessibility & contrast

On white

6.89

#285A9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#285A9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285A9E

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285A9E	#FFFFFF	#000000	##FFFFFF
##285A9E	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3960A1

Deuteranopia (green-blind)

#24559D

Tritanopia (blue-blind)

#006A74

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #285a9e;
/* rgb */ color: rgb(40, 90, 158);
/* oklch */ color: oklch(47.0% 0.123 257.0);

Tailwind

colors: {
  custom: {
    50: '#7288bb',
    500: '#285a9e',
    950: '#000000',
  },
}

SCSS

$custom: #285a9e;
$custom-light: #7288bb;
$custom-dark: #000000;

JSON

{
  "hex": "#285a9e",
  "rgb": {
    "r": 40,
    "g": 90,
    "b": 158
  },
  "hsl": {
    "h": 214.576,
    "s": 59.596,
    "l": 38.824
  },
  "oklch": {
    "l": 0.46976,
    "c": 0.12273,
    "h": 257
  },
  "luminance": 0.10232
}

Semantic roles & 50–950 ramp

primary

#285A9E

secondary

#BF9863

accent

#A045E3

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #285A9E

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

Preview Lab → · Contrast checker → · Palette generator →