#4284C8#4284C8

#4284C8 is a mid, vivid cyan. Relative luminance 0.218; OKLCH L 60.2% C 0.124 H 251.2°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#4284C8
RGB	rgb(66, 132, 200)
HSL	hsl(210, 55%, 52%)
HSV	hsv(210, 67%, 78%)
CMYK	cmyk(67%, 34%, 0%, 21.6%)
CIE-LAB	lab(53.84, 0.83, -41.46)
CIE-LCH	lch(53.84, 41.47, 271.15°)
OKLab	oklab(60.15% -0.04 -0.1175)
OKLCH	oklch(60.15% 0.124 251.2)
XYZ	xyz(20.9195, 21.8288, 57.7433)
Luminance	0.2183 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4284C8 #C88642

analogous

#42C7C8 #4284C8 #4342C8

triadic

#4284C8 #C84284 #84C842

tetradic

#4284C8 #C842C7 #C88642 #42C843

square

#4284C8 #C842C7 #C88642 #42C843

split-complementary

#4284C8 #C84342 #C7C842

monochromatic

#20476F #2E669F #4284C8 #71A3D6 #A1C2E4

Accessibility & contrast

On white

3.91

#4284C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#4284C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4284C8

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4284C8	#FFFFFF	#000000	##000000
##4284C8	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6688CB

Deuteranopia (green-blind)

#537BC7

Tritanopia (blue-blind)

#00949D

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4284c8;
/* rgb */ color: rgb(66, 132, 200);
/* oklch */ color: oklch(60.2% 0.124 251.2);

Tailwind

colors: {
  custom: {
    50: '#84a7d9',
    500: '#4284c8',
    950: '#000000',
  },
}

SCSS

$custom: #4284c8;
$custom-light: #84a7d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4284c8",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 200
  },
  "hsl": {
    "h": 210.448,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.60154,
    "c": 0.12416,
    "h": 251.2
  },
  "luminance": 0.21831
}

Semantic roles & 50–950 ramp

primary

#4284C8

secondary

#D0B396

accent

#954ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4284C8

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

Preview Lab → · Contrast checker → · Palette generator →