#4285C8#4285C8

#4285C8 is a mid, vivid cyan. Relative luminance 0.221; OKLCH L 60.4% C 0.123 H 250.6°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#4285C8
RGB	rgb(66, 133, 200)
HSL	hsl(210, 55%, 52%)
HSV	hsv(210, 67%, 78%)
CMYK	cmyk(67%, 33.5%, 0%, 21.6%)
CIE-LAB	lab(54.13, 0.24, -41.01)
CIE-LCH	lch(54.13, 41.01, 270.33°)
OKLab	oklab(60.38% -0.041 -0.1162)
OKLCH	oklch(60.38% 0.123 250.6)
XYZ	xyz(21.0558, 22.1013, 57.7887)
Luminance	0.2210 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4285C8 #C88542

analogous

#42C8C8 #4285C8 #4242C8

triadic

#4285C8 #C84285 #85C842

tetradic

#4285C8 #C842C8 #C88542 #42C842

square

#4285C8 #C842C8 #C88542 #42C842

split-complementary

#4285C8 #C84242 #C8C842

monochromatic

#20486F #2E669F #4285C8 #71A4D6 #A1C2E4

Accessibility & contrast

On white

3.87

#4285C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#4285C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4285C8

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4285C8	#FFFFFF	#000000	##000000
##4285C8	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6788CB

Deuteranopia (green-blind)

#557CC7

Tritanopia (blue-blind)

#00959D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4285c8;
/* rgb */ color: rgb(66, 133, 200);
/* oklch */ color: oklch(60.4% 0.123 250.6);

Tailwind

colors: {
  custom: {
    50: '#84a8d9',
    500: '#4285c8',
    950: '#000000',
  },
}

SCSS

$custom: #4285c8;
$custom-light: #84a8d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4285c8",
  "rgb": {
    "r": 66,
    "g": 133,
    "b": 200
  },
  "hsl": {
    "h": 210,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.60381,
    "c": 0.12322,
    "h": 250.6
  },
  "luminance": 0.22103
}

Semantic roles & 50–950 ramp

primary

#4285C8

secondary

#D0B396

accent

#944ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4285C8

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

Preview Lab → · Contrast checker → · Palette generator →