#4286CC#4286CC

#4286CC is a mid, vivid cyan. Relative luminance 0.226; OKLCH L 60.8% C 0.127 H 251.3°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4286CC
RGB	rgb(66, 134, 204)
HSL	hsl(210, 58%, 53%)
HSV	hsv(210, 68%, 80%)
CMYK	cmyk(67.6%, 34.3%, 0%, 20%)
CIE-LAB	lab(54.62, 1.03, -42.51)
CIE-LCH	lch(54.62, 42.52, 271.39°)
OKLab	oklab(60.83% -0.0409 -0.1206)
OKLCH	oklch(60.83% 0.127 251.3)
XYZ	xyz(21.6669, 22.5658, 60.3288)
Luminance	0.2257 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4286CC #CC8842

analogous

#42CBCC #4286CC #4342CC

triadic

#4286CC #CC4286 #86CC42

tetradic

#4286CC #CC42CB #CC8842 #42CC43

square

#4286CC #CC42CB #CC8842 #42CC43

split-complementary

#4286CC #CC4342 #CBCC42

monochromatic

#1F4974 #2C68A4 #4286CC #72A5D9 #A2C4E6

Accessibility & contrast

On white

3.81

#4286CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#4286CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4286CC

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4286CC	#FFFFFF	#000000	##000000
##4286CC	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#678ACF

Deuteranopia (green-blind)

#537DCB

Tritanopia (blue-blind)

#00969F

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4286cc;
/* rgb */ color: rgb(66, 134, 204);
/* oklch */ color: oklch(60.8% 0.127 251.3);

Tailwind

colors: {
  custom: {
    50: '#85a8dc',
    500: '#4286cc',
    950: '#000000',
  },
}

SCSS

$custom: #4286cc;
$custom-light: #85a8dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4286cc",
  "rgb": {
    "r": 66,
    "g": 134,
    "b": 204
  },
  "hsl": {
    "h": 210.435,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.60828,
    "c": 0.12731,
    "h": 251.3
  },
  "luminance": 0.22568
}

Semantic roles & 50–950 ramp

primary

#4286CC

secondary

#D3B597

accent

#9547E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4286CC

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

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