#427ABE#427ABE

#427ABE is a mid, vivid cyan. Relative luminance 0.188; OKLCH L 57.3% C 0.121 H 254.5°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#427ABE
RGB	rgb(66, 122, 190)
HSL	hsl(213, 49%, 50%)
HSV	hsv(213, 65%, 75%)
CMYK	cmyk(65.3%, 35.8%, 0%, 25.5%)
CIE-LAB	lab(50.44, 3.35, -41.13)
CIE-LCH	lch(50.44, 41.26, 274.66°)
OKLab	oklab(57.33% -0.0324 -0.1167)
OKLCH	oklch(57.33% 0.121 254.5)
XYZ	xyz(18.4972, 18.7932, 51.3579)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427ABE #BE8642

analogous

#42B8BE #427ABE #4842BE

triadic

#427ABE #BE427A #7ABE42

tetradic

#427ABE #BE42B8 #BE8642 #42BE48

square

#427ABE #BE42B8 #BE8642 #42BE48

split-complementary

#427ABE #BE4842 #B8BE42

monochromatic

#224063 #325D91 #427ABE #709ACE #9DBADD

Accessibility & contrast

On white

4.41

#427ABE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#427ABE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427ABE

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427ABE	#FFFFFF	#000000	##000000
##427ABE	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7EC1

Deuteranopia (green-blind)

#4B73BD

Tritanopia (blue-blind)

#008A93

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #427abe;
/* rgb */ color: rgb(66, 122, 190);
/* oklch */ color: oklch(57.3% 0.121 254.5);

Tailwind

colors: {
  custom: {
    50: '#83a0d2',
    500: '#427abe',
    950: '#000000',
  },
}

SCSS

$custom: #427abe;
$custom-light: #83a0d2;
$custom-dark: #000000;

JSON

{
  "hex": "#427abe",
  "rgb": {
    "r": 66,
    "g": 122,
    "b": 190
  },
  "hsl": {
    "h": 212.903,
    "s": 48.819,
    "l": 50.196
  },
  "oklch": {
    "l": 0.57327,
    "c": 0.12111,
    "h": 254.5
  },
  "luminance": 0.18795
}

Semantic roles & 50–950 ramp

primary

#427ABE

secondary

#CAB192

accent

#9B4FD8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #427ABE

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

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