#286EB8#286EB8

#286EB8 is a mid, vivid cyan. Relative luminance 0.151; OKLCH L 53.3% C 0.135 H 252.9°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#286EB8
RGB	rgb(40, 110, 184)
HSL	hsl(211, 64%, 44%)
HSV	hsv(211, 78%, 72%)
CMYK	cmyk(78.3%, 40.2%, 0%, 27.8%)
CIE-LAB	lab(45.72, 4.77, -45.22)
CIE-LCH	lch(45.72, 45.47, 276.02°)
OKLab	oklab(53.28% -0.0398 -0.1292)
OKLCH	oklch(53.28% 0.135 252.9)
XYZ	xyz(15.0995, 15.0619, 47.4495)
Luminance	0.1506 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#286EB8 #B87228

analogous

#28B6B8 #286EB8 #2A28B8

triadic

#286EB8 #B8286E #6EB828

tetradic

#286EB8 #B828B6 #B87228 #28B82A

square

#286EB8 #B828B6 #B87228 #28B82A

split-complementary

#286EB8 #B82A28 #B6B828

monochromatic

#123253 #1D5086 #286EB8 #468DD7 #79ACE2

Accessibility & contrast

On white

5.23

#286EB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#286EB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #286EB8

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##286EB8	#FFFFFF	#000000	##FFFFFF
##286EB8	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A73BB

Deuteranopia (green-blind)

#3366B7

Tritanopia (blue-blind)

#00808A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #286eb8;
/* rgb */ color: rgb(40, 110, 184);
/* oklch */ color: oklch(53.3% 0.135 252.9);

Tailwind

colors: {
  custom: {
    50: '#7797ce',
    500: '#286eb8',
    950: '#000000',
  },
}

SCSS

$custom: #286eb8;
$custom-light: #7797ce;
$custom-dark: #000000;

JSON

{
  "hex": "#286eb8",
  "rgb": {
    "r": 40,
    "g": 110,
    "b": 184
  },
  "hsl": {
    "h": 210.833,
    "s": 64.286,
    "l": 43.922
  },
  "oklch": {
    "l": 0.53281,
    "c": 0.13519,
    "h": 252.9
  },
  "luminance": 0.15064
}

Semantic roles & 50–950 ramp

primary

#286EB8

secondary

#CA9F72

accent

#9641E7

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #286EB8

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

Preview Lab → · Contrast checker → · Palette generator →