#427AC1#427AC1

#427AC1 is a mid, vivid cyan. Relative luminance 0.189; OKLCH L 57.5% C 0.125 H 255.3°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#427AC1
RGB	rgb(66, 122, 193)
HSL	hsl(214, 51%, 51%)
HSV	hsv(214, 66%, 76%)
CMYK	cmyk(65.8%, 36.8%, 0%, 24.3%)
CIE-LAB	lab(50.60, 4.40, -42.60)
CIE-LCH	lch(50.60, 42.83, 275.90°)
OKLab	oklab(57.5% -0.0317 -0.121)
OKLCH	oklch(57.5% 0.125 255.3)
XYZ	xyz(18.8284, 18.9257, 53.1025)
Luminance	0.1893 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427AC1 #C18942

analogous

#42BAC1 #427AC1 #4942C1

triadic

#427AC1 #C1427A #7AC142

tetradic

#427AC1 #C142BA #C18942 #42C149

square

#427AC1 #C142BA #C18942 #42C149

split-complementary

#427AC1 #C14942 #BAC142

monochromatic

#224067 #315D95 #427AC1 #709AD0 #9EBBDF

Accessibility & contrast

On white

4.39

#427AC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#427AC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427AC1

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427AC1	#FFFFFF	#000000	##000000
##427AC1	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7FC4

Deuteranopia (green-blind)

#4973C0

Tritanopia (blue-blind)

#008A94

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #427ac1;
/* rgb */ color: rgb(66, 122, 193);
/* oklch */ color: oklch(57.5% 0.125 255.3);

Tailwind

colors: {
  custom: {
    50: '#83a0d4',
    500: '#427ac1',
    950: '#000000',
  },
}

SCSS

$custom: #427ac1;
$custom-light: #83a0d4;
$custom-dark: #000000;

JSON

{
  "hex": "#427ac1",
  "rgb": {
    "r": 66,
    "g": 122,
    "b": 193
  },
  "hsl": {
    "h": 213.543,
    "s": 50.598,
    "l": 50.784
  },
  "oklch": {
    "l": 0.57499,
    "c": 0.12507,
    "h": 255.3
  },
  "luminance": 0.18928
}

Semantic roles & 50–950 ramp

primary

#427AC1

secondary

#CCB393

accent

#9C4EDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #427AC1

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

Preview Lab → · Contrast checker → · Palette generator →