#427DC6#427DC6

#427DC6 is a mid, vivid cyan. Relative luminance 0.199; OKLCH L 58.5% C 0.129 H 254.9°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#427DC6
RGB	rgb(66, 125, 198)
HSL	hsl(213, 54%, 52%)
HSV	hsv(213, 67%, 78%)
CMYK	cmyk(66.7%, 36.9%, 0%, 22.4%)
CIE-LAB	lab(51.72, 4.33, -43.68)
CIE-LCH	lch(51.72, 43.89, 275.66°)
OKLab	oklab(58.46% -0.0335 -0.1241)
OKLCH	oklch(58.46% 0.129 254.9)
XYZ	xyz(19.7697, 19.9007, 56.2145)
Luminance	0.1990 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427DC6 #C68B42

analogous

#42BFC6 #427DC6 #4942C6

triadic

#427DC6 #C6427D #7DC642

tetradic

#427DC6 #C642BF #C68B42 #42C649

square

#427DC6 #C642BF #C68B42 #42C649

split-complementary

#427DC6 #C64942 #BFC642

monochromatic

#21436D #2F609C #427DC6 #719DD4 #A0BEE2

Accessibility & contrast

On white

4.22

#427DC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#427DC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427DC6

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427DC6	#FFFFFF	#000000	##000000
##427DC6	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D82C9

Deuteranopia (green-blind)

#4A76C5

Tritanopia (blue-blind)

#008E98

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #427dc6;
/* rgb */ color: rgb(66, 125, 198);
/* oklch */ color: oklch(58.5% 0.129 254.9);

Tailwind

colors: {
  custom: {
    50: '#84a2d7',
    500: '#427dc6',
    950: '#000000',
  },
}

SCSS

$custom: #427dc6;
$custom-light: #84a2d7;
$custom-dark: #000000;

JSON

{
  "hex": "#427dc6",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 198
  },
  "hsl": {
    "h": 213.182,
    "s": 53.659,
    "l": 51.765
  },
  "oklch": {
    "l": 0.58462,
    "c": 0.12854,
    "h": 254.9
  },
  "luminance": 0.19903
}

Semantic roles & 50–950 ramp

primary

#427DC6

secondary

#CFB595

accent

#9C4BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0F14

muted

#7D7E83

Preview Lab

Preview with #427DC6

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

Preview Lab → · Contrast checker → · Palette generator →