#427AC5#427AC5

#427AC5 is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.7% C 0.130 H 256.4°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#427AC5
RGB	rgb(66, 122, 197)
HSL	hsl(214, 53%, 52%)
HSV	hsv(214, 66%, 77%)
CMYK	cmyk(66.5%, 38.1%, 0%, 22.7%)
CIE-LAB	lab(50.81, 5.80, -44.55)
CIE-LCH	lch(50.81, 44.93, 277.42°)
OKLab	oklab(57.73% -0.0307 -0.1267)
OKLCH	oklch(57.73% 0.13 256.4)
XYZ	xyz(19.2807, 19.1066, 55.4843)
Luminance	0.1911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427AC5 #C58D42

analogous

#42BCC5 #427AC5 #4C42C5

triadic

#427AC5 #C5427A #7AC542

tetradic

#427AC5 #C542BC #C58D42 #42C54C

square

#427AC5 #C542BC #C58D42 #42C54C

split-complementary

#427AC5 #C54C42 #BCC542

monochromatic

#21416C #2F5D9A #427AC5 #719BD3 #A0BCE2

Accessibility & contrast

On white

4.36

#427AC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#427AC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427AC5

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427AC5	#FFFFFF	#000000	##000000
##427AC5	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5980C8

Deuteranopia (green-blind)

#4573C3

Tritanopia (blue-blind)

#008B96

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #427ac5;
/* rgb */ color: rgb(66, 122, 197);
/* oklch */ color: oklch(57.7% 0.130 256.4);

Tailwind

colors: {
  custom: {
    50: '#84a0d7',
    500: '#427ac5',
    950: '#000000',
  },
}

SCSS

$custom: #427ac5;
$custom-light: #84a0d7;
$custom-dark: #000000;

JSON

{
  "hex": "#427ac5",
  "rgb": {
    "r": 66,
    "g": 122,
    "b": 197
  },
  "hsl": {
    "h": 214.351,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.57733,
    "c": 0.13039,
    "h": 256.4
  },
  "luminance": 0.19109
}

Semantic roles & 50–950 ramp

primary

#427AC5

secondary

#CEB695

accent

#9E4BDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #427AC5

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

Preview Lab → · Contrast checker → · Palette generator →