#427ADC#427ADC

#427ADC is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.2% C 0.161 H 260.7°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#427ADC
RGB	rgb(66, 122, 220)
HSL	hsl(218, 69%, 56%)
HSV	hsv(218, 70%, 86%)
CMYK	cmyk(70%, 44.5%, 0%, 13.7%)
CIE-LAB	lab(52.11, 13.97, -55.54)
CIE-LCH	lch(52.11, 57.27, 284.12°)
OKLab	oklab(59.16% -0.026 -0.159)
OKLCH	oklch(59.16% 0.161 260.7)
XYZ	xyz(22.1199, 20.2423, 70.4377)
Luminance	0.2024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427ADC #DCA442

analogous

#42C7DC #427ADC #5742DC

triadic

#427ADC #DC427A #7ADC42

tetradic

#427ADC #DC42C7 #DCA442 #42DC57

square

#427ADC #DC42C7 #DCA442 #42DC57

split-complementary

#427ADC #DC5742 #C7DC42

monochromatic

#1A428A #235BBE #427ADC #769EE6 #A9C3EF

Accessibility & contrast

On white

4.16

#427ADC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#427ADC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427ADC

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427ADC	#FFFFFF	#000000	##000000
##427ADC	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4984E0

Deuteranopia (green-blind)

#2B76DA

Tritanopia (blue-blind)

#0091A0

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #427adc;
/* rgb */ color: rgb(66, 122, 220);
/* oklch */ color: oklch(59.2% 0.161 260.7);

Tailwind

colors: {
  custom: {
    50: '#889fe7',
    500: '#427adc',
    950: '#000000',
  },
}

SCSS

$custom: #427adc;
$custom-light: #889fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#427adc",
  "rgb": {
    "r": 66,
    "g": 122,
    "b": 220
  },
  "hsl": {
    "h": 218.182,
    "s": 68.75,
    "l": 56.078
  },
  "oklch": {
    "l": 0.59159,
    "c": 0.16108,
    "h": 260.7
  },
  "luminance": 0.20245
}

Semantic roles & 50–950 ramp

primary

#427ADC

secondary

#DDC69D

accent

#AC3CEC

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #427ADC

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

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