#4284CE#4284CE

#4284CE is a mid, vivid cyan. Relative luminance 0.221; OKLCH L 60.5% C 0.132 H 253.1°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#4284CE
RGB	rgb(66, 132, 206)
HSL	hsl(212, 59%, 53%)
HSV	hsv(212, 68%, 81%)
CMYK	cmyk(68%, 35.9%, 0%, 19.2%)
CIE-LAB	lab(54.15, 2.92, -44.39)
CIE-LCH	lch(54.15, 44.48, 273.76°)
OKLab	oklab(60.49% -0.0384 -0.1261)
OKLCH	oklch(60.49% 0.132 253.1)
XYZ	xyz(21.6345, 22.1148, 61.5090)
Luminance	0.2212 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4284CE #CE8C42

analogous

#42CACE #4284CE #4642CE

triadic

#4284CE #CE4284 #84CE42

tetradic

#4284CE #CE42CA #CE8C42 #42CE46

square

#4284CE #CE42CA #CE8C42 #42CE46

split-complementary

#4284CE #CE4642 #CACE42

monochromatic

#1F4877 #2B66A7 #4284CE #73A4DB #A3C3E7

Accessibility & contrast

On white

3.87

#4284CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#4284CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4284CE

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4284CE	#FFFFFF	#000000	##000000
##4284CE	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)

#6389D1

Deuteranopia (green-blind)

#4F7BCD

Tritanopia (blue-blind)

#00959F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4284ce;
/* rgb */ color: rgb(66, 132, 206);
/* oklch */ color: oklch(60.5% 0.132 253.1);

Tailwind

colors: {
  custom: {
    50: '#85a7dd',
    500: '#4284ce',
    950: '#000000',
  },
}

SCSS

$custom: #4284ce;
$custom-light: #85a7dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4284ce",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 206
  },
  "hsl": {
    "h": 211.714,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.60491,
    "c": 0.1318,
    "h": 253.1
  },
  "luminance": 0.22117
}

Semantic roles & 50–950 ramp

primary

#4284CE

secondary

#D4B898

accent

#9846E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4284CE

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

Preview Lab → · Contrast checker → · Palette generator →