#4285C0#4285C0

#4285C0 is a mid, moderate cyan. Relative luminance 0.217; OKLCH L 59.9% C 0.113 H 247.6°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#4285C0
RGB	rgb(66, 133, 192)
HSL	hsl(208, 50%, 51%)
HSV	hsv(208, 66%, 75%)
CMYK	cmyk(65.6%, 30.7%, 0%, 24.7%)
CIE-LAB	lab(53.75, -2.52, -37.07)
CIE-LCH	lch(53.75, 37.15, 266.11°)
OKLab	oklab(59.95% -0.0433 -0.1047)
OKLCH	oklch(59.95% 0.113 247.6)
XYZ	xyz(20.1452, 21.7370, 52.9930)
Luminance	0.2174 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4285C0 #C07D42

analogous

#42C0BC #4285C0 #4246C0

triadic

#4285C0 #C04285 #85C042

tetradic

#4285C0 #BC42C0 #C07D42 #46C042

square

#4285C0 #BC42C0 #C07D42 #46C042

split-complementary

#4285C0 #C04246 #C0BC42

monochromatic

#224666 #316694 #4285C0 #70A3CF #9EC0DF

Accessibility & contrast

On white

3.93

#4285C0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#4285C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4285C0

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4285C0	#FFFFFF	#000000	##000000
##4285C0	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B87C3

Deuteranopia (green-blind)

#5A7BBF

Tritanopia (blue-blind)

#00939A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4285c0;
/* rgb */ color: rgb(66, 133, 192);
/* oklch */ color: oklch(59.9% 0.113 247.6);

Tailwind

colors: {
  custom: {
    50: '#83a8d3',
    500: '#4285c0',
    950: '#000000',
  },
}

SCSS

$custom: #4285c0;
$custom-light: #83a8d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4285c0",
  "rgb": {
    "r": 66,
    "g": 133,
    "b": 192
  },
  "hsl": {
    "h": 208.095,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.59949,
    "c": 0.11332,
    "h": 247.6
  },
  "luminance": 0.21739
}

Semantic roles & 50–950 ramp

primary

#4285C0

secondary

#CBAD93

accent

#8F4EDA

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4285C0

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

Preview Lab → · Contrast checker → · Palette generator →