#285DA4#285DA4

#285DA4 is a mid, vivid cyan. Relative luminance 0.110; OKLCH L 48.1% C 0.127 H 256.8°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#285DA4
RGB	rgb(40, 93, 164)
HSL	hsl(214, 61%, 40%)
HSV	hsv(214, 76%, 64%)
CMYK	cmyk(75.6%, 43.3%, 0%, 35.7%)
CIE-LAB	lab(39.51, 7.94, -43.38)
CIE-LCH	lch(39.51, 44.10, 280.37°)
OKLab	oklab(48.07% -0.0292 -0.1241)
OKLCH	oklch(48.07% 0.127 256.8)
XYZ	xyz(11.4878, 10.9589, 36.6246)
Luminance	0.1096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285DA4 #A46F28

analogous

#289BA4 #285DA4 #3128A4

triadic

#285DA4 #A4285D #5DA428

tetradic

#285DA4 #A4289B #A46F28 #28A431

square

#285DA4 #A4289B #A46F28 #28A431

split-complementary

#285DA4 #A43128 #9BA428

monochromatic

#102542 #1C4173 #285DA4 #3A7ACF #6B9BDB

Accessibility & contrast

On white

6.58

#285DA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#285DA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #285DA4

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285DA4	#FFFFFF	#000000	##FFFFFF
##285DA4	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A63A7

Deuteranopia (green-blind)

#2458A3

Tritanopia (blue-blind)

#006E78

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #285da4;
/* rgb */ color: rgb(40, 93, 164);
/* oklch */ color: oklch(48.1% 0.127 256.8);

Tailwind

colors: {
  custom: {
    50: '#738abf',
    500: '#285da4',
    950: '#000000',
  },
}

SCSS

$custom: #285da4;
$custom-light: #738abf;
$custom-dark: #000000;

JSON

{
  "hex": "#285da4",
  "rgb": {
    "r": 40,
    "g": 93,
    "b": 164
  },
  "hsl": {
    "h": 214.355,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.48069,
    "c": 0.12749,
    "h": 256.8
  },
  "luminance": 0.1096
}

Semantic roles & 50–950 ramp

primary

#285DA4

secondary

#C19B66

accent

#A044E4

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #285DA4

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

Preview Lab → · Contrast checker → · Palette generator →