#427DAC#427DAC

#427DAC is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.0% C 0.096 H 244.7°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#427DAC
RGB	rgb(66, 125, 172)
HSL	hsl(207, 45%, 47%)
HSV	hsv(207, 62%, 67%)
CMYK	cmyk(61.6%, 27.3%, 0%, 32.5%)
CIE-LAB	lab(50.46, -4.60, -30.73)
CIE-LCH	lch(50.46, 31.07, 261.49°)
OKLab	oklab(57.05% -0.0409 -0.0864)
OKLCH	oklch(57.05% 0.096 244.7)
XYZ	xyz(17.0240, 18.8024, 41.7538)
Luminance	0.1880 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427DAC #AC7142

analogous

#42ACA6 #427DAC #4248AC

triadic

#427DAC #AC427D #7DAC42

tetradic

#427DAC #A642AC #AC7142 #48AC42

square

#427DAC #A642AC #AC7142 #48AC42

split-complementary

#427DAC #AC4248 #ACA642

monochromatic

#203D54 #315D80 #427DAC #679BC5 #93B8D6

Accessibility & contrast

On white

4.41

#427DAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#427DAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427DAC

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427DAC	#FFFFFF	#000000	##000000
##427DAC	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)

#687EAE

Deuteranopia (green-blind)

#5A73AB

Tritanopia (blue-blind)

#00888D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #427dac;
/* rgb */ color: rgb(66, 125, 172);
/* oklch */ color: oklch(57.0% 0.096 244.7);

Tailwind

colors: {
  custom: {
    50: '#80a2c5',
    500: '#427dac',
    950: '#000000',
  },
}

SCSS

$custom: #427dac;
$custom-light: #80a2c5;
$custom-dark: #000000;

JSON

{
  "hex": "#427dac",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 172
  },
  "hsl": {
    "h": 206.604,
    "s": 44.538,
    "l": 46.667
  },
  "oklch": {
    "l": 0.5705,
    "c": 0.09561,
    "h": 244.7
  },
  "luminance": 0.18804
}

Semantic roles & 50–950 ramp

primary

#427DAC

secondary

#C1A289

accent

#8D54D4

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #427DAC

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

Preview Lab → · Contrast checker → · Palette generator →