#427EA0#427EA0

#427EA0 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.7% C 0.082 H 235.5°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#427EA0
RGB	rgb(66, 126, 160)
HSL	hsl(202, 42%, 44%)
HSV	hsv(202, 59%, 63%)
CMYK	cmyk(58.8%, 21.2%, 0%, 37.3%)
CIE-LAB	lab(50.24, -9.13, -24.10)
CIE-LCH	lch(50.24, 25.77, 249.25°)
OKLab	oklab(56.7% -0.0462 -0.0673)
OKLCH	oklch(56.7% 0.082 235.5)
XYZ	xyz(16.0504, 18.6165, 35.9984)
Luminance	0.1862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427EA0 #A06442

analogous

#42A093 #427EA0 #424FA0

triadic

#427EA0 #A0427E #7EA042

tetradic

#427EA0 #9342A0 #A06442 #4FA042

square

#427EA0 #9342A0 #A06442 #4FA042

split-complementary

#427EA0 #A0424F #A09342

monochromatic

#1E3A49 #305C75 #427EA0 #619CBE #8DB7D0

Accessibility & contrast

On white

4.45

#427EA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#427EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427EA0

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427EA0	#FFFFFF	#000000	##000000
##427EA0	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7DA2

Deuteranopia (green-blind)

#61739F

Tritanopia (blue-blind)

#008789

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #427ea0;
/* rgb */ color: rgb(66, 126, 160);
/* oklch */ color: oklch(56.7% 0.082 235.5);

Tailwind

colors: {
  custom: {
    50: '#7ea3bc',
    500: '#427ea0',
    950: '#000000',
  },
}

SCSS

$custom: #427ea0;
$custom-light: #7ea3bc;
$custom-dark: #000000;

JSON

{
  "hex": "#427ea0",
  "rgb": {
    "r": 66,
    "g": 126,
    "b": 160
  },
  "hsl": {
    "h": 201.702,
    "s": 41.593,
    "l": 44.314
  },
  "oklch": {
    "l": 0.56704,
    "c": 0.08165,
    "h": 235.5
  },
  "luminance": 0.18618
}

Semantic roles & 50–950 ramp

primary

#427EA0

secondary

#BB9783

accent

#8356D1

background

#F8FAFB

surface

#EFF3F6

border

#CACDD0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #427EA0

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

Preview Lab → · Contrast checker → · Palette generator →