#4282C8#4282C8

#4282C8 is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.7% C 0.126 H 252.5°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#4282C8
RGB	rgb(66, 130, 200)
HSL	hsl(211, 55%, 52%)
HSV	hsv(211, 67%, 78%)
CMYK	cmyk(67%, 35%, 0%, 21.6%)
CIE-LAB	lab(53.27, 2.02, -42.38)
CIE-LCH	lch(53.27, 42.42, 272.73°)
OKLab	oklab(59.7% -0.0379 -0.1202)
OKLCH	oklch(59.7% 0.126 252.5)
XYZ	xyz(20.6509, 21.2915, 57.6537)
Luminance	0.2129 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4282C8 #C88842

analogous

#42C5C8 #4282C8 #4542C8

triadic

#4282C8 #C84282 #82C842

tetradic

#4282C8 #C842C5 #C88842 #42C845

square

#4282C8 #C842C5 #C88842 #42C845

split-complementary

#4282C8 #C84542 #C5C842

monochromatic

#20466F #2E649F #4282C8 #71A1D6 #A1C1E4

Accessibility & contrast

On white

3.99

#4282C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#4282C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4282C8

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4282C8	#FFFFFF	#000000	##000000
##4282C8	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6386CB

Deuteranopia (green-blind)

#5079C7

Tritanopia (blue-blind)

#00929C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4282c8;
/* rgb */ color: rgb(66, 130, 200);
/* oklch */ color: oklch(59.7% 0.126 252.5);

Tailwind

colors: {
  custom: {
    50: '#84a5d9',
    500: '#4282c8',
    950: '#000000',
  },
}

SCSS

$custom: #4282c8;
$custom-light: #84a5d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4282c8",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 200
  },
  "hsl": {
    "h": 211.343,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.59701,
    "c": 0.12609,
    "h": 252.5
  },
  "luminance": 0.21294
}

Semantic roles & 50–950 ramp

primary

#4282C8

secondary

#D0B496

accent

#974ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4282C8

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

Preview Lab → · Contrast checker → · Palette generator →