#4286CF#4286CF

#4286CF is a mid, vivid cyan. Relative luminance 0.227; OKLCH L 61.0% C 0.131 H 252.2°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#4286CF
RGB	rgb(66, 134, 207)
HSL	hsl(211, 59%, 54%)
HSV	hsv(211, 68%, 81%)
CMYK	cmyk(68.1%, 35.3%, 0%, 18.8%)
CIE-LAB	lab(54.77, 2.08, -43.96)
CIE-LCH	lch(54.77, 44.01, 272.71°)
OKLab	oklab(61% -0.0401 -0.1248)
OKLCH	oklch(61% 0.131 252.2)
XYZ	xyz(22.0302, 22.7111, 62.2421)
Luminance	0.2271 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4286CF #CF8B42

analogous

#42CCCF #4286CF #4442CF

triadic

#4286CF #CF4286 #86CF42

tetradic

#4286CF #CF42CC #CF8B42 #42CF44

square

#4286CF #CF42CC #CF8B42 #42CF44

split-complementary

#4286CF #CF4442 #CCCF42

monochromatic

#1F4A78 #2B68A9 #4286CF #73A5DB #A4C4E8

Accessibility & contrast

On white

3.79

#4286CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#4286CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4286CF

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4286CF	#FFFFFF	#000000	##000000
##4286CF	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#658AD2

Deuteranopia (green-blind)

#517DCE

Tritanopia (blue-blind)

#0097A1

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4286cf;
/* rgb */ color: rgb(66, 134, 207);
/* oklch */ color: oklch(61.0% 0.131 252.2);

Tailwind

colors: {
  custom: {
    50: '#85a8de',
    500: '#4286cf',
    950: '#000000',
  },
}

SCSS

$custom: #4286cf;
$custom-light: #85a8de;
$custom-dark: #000000;

JSON

{
  "hex": "#4286cf",
  "rgb": {
    "r": 66,
    "g": 134,
    "b": 207
  },
  "hsl": {
    "h": 211.064,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.60996,
    "c": 0.13111,
    "h": 252.2
  },
  "luminance": 0.22713
}

Semantic roles & 50–950 ramp

primary

#4286CF

secondary

#D5B798

accent

#9745E3

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4286CF

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

Preview Lab → · Contrast checker → · Palette generator →