#427EC2#427EC2

#427EC2 is a mid, vivid cyan. Relative luminance 0.200; OKLCH L 58.5% C 0.122 H 253.1°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#427EC2
RGB	rgb(66, 126, 194)
HSL	hsl(212, 51%, 51%)
HSV	hsv(212, 66%, 76%)
CMYK	cmyk(66%, 35.1%, 0%, 23.9%)
CIE-LAB	lab(51.81, 2.33, -41.26)
CIE-LCH	lch(51.81, 41.33, 273.23°)
OKLab	oklab(58.46% -0.0355 -0.117)
OKLCH	oklch(58.46% 0.122 253.1)
XYZ	xyz(19.4417, 19.9731, 53.8591)
Luminance	0.1998 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427EC2 #C28642

analogous

#42BEC2 #427EC2 #4642C2

triadic

#427EC2 #C2427E #7EC242

tetradic

#427EC2 #C242BE #C28642 #42C246

square

#427EC2 #C242BE #C28642 #42C246

split-complementary

#427EC2 #C24642 #BEC242

monochromatic

#224368 #316096 #427EC2 #709ED1 #9FBDE0

Accessibility & contrast

On white

4.20

#427EC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#427EC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427EC2

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427EC2	#FFFFFF	#000000	##000000
##427EC2	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6082C5

Deuteranopia (green-blind)

#4E76C1

Tritanopia (blue-blind)

#008E97

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #427ec2;
/* rgb */ color: rgb(66, 126, 194);
/* oklch */ color: oklch(58.5% 0.122 253.1);

Tailwind

colors: {
  custom: {
    50: '#83a3d5',
    500: '#427ec2',
    950: '#000000',
  },
}

SCSS

$custom: #427ec2;
$custom-light: #83a3d5;
$custom-dark: #000000;

JSON

{
  "hex": "#427ec2",
  "rgb": {
    "r": 66,
    "g": 126,
    "b": 194
  },
  "hsl": {
    "h": 211.875,
    "s": 51.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.58459,
    "c": 0.1223,
    "h": 253.1
  },
  "luminance": 0.19975
}

Semantic roles & 50–950 ramp

primary

#427EC2

secondary

#CCB294

accent

#984DDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0F14

muted

#7D7E83

Preview Lab

Preview with #427EC2

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

Preview Lab → · Contrast checker → · Palette generator →