#424EC0#424EC0

#424EC0 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.3% C 0.177 H 273.2°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#424EC0
RGB	rgb(66, 78, 192)
HSL	hsl(234, 50%, 51%)
HSV	hsv(234, 66%, 75%)
CMYK	cmyk(65.6%, 59.4%, 0%, 24.7%)
CIE-LAB	lab(38.57, 31.84, -61.34)
CIE-LCH	lch(38.57, 69.11, 297.43°)
OKLab	oklab(48.3% 0.01 -0.1766)
OKLCH	oklch(48.3% 0.177 273.2)
XYZ	xyz(14.4824, 10.4115, 51.1054)
Luminance	0.1041 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424EC0 #C0B442

analogous

#428DC0 #424EC0 #7542C0

triadic

#424EC0 #C0424E #4EC042

tetradic

#424EC0 #C0428D #C0B442 #42C075

square

#424EC0 #C0428D #C0B442 #42C075

split-complementary

#424EC0 #C07542 #8DC042

monochromatic

#222866 #313B94 #424EC0 #7079CF #9EA4DF

Accessibility & contrast

On white

6.81

#424EC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#424EC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424EC0

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424EC0	#FFFFFF	#000000	##FFFFFF
##424EC0	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C4

Deuteranopia (green-blind)

#0055BE

Tritanopia (blue-blind)

#006A7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #424ec0;
/* rgb */ color: rgb(66, 78, 192);
/* oklch */ color: oklch(48.3% 0.177 273.2);

Tailwind

colors: {
  custom: {
    50: '#857fd4',
    500: '#424ec0',
    950: '#000000',
  },
}

SCSS

$custom: #424ec0;
$custom-light: #857fd4;
$custom-dark: #000000;

JSON

{
  "hex": "#424ec0",
  "rgb": {
    "r": 66,
    "g": 78,
    "b": 192
  },
  "hsl": {
    "h": 234.286,
    "s": 50,
    "l": 50.588
  },
  "oklch": {
    "l": 0.48303,
    "c": 0.17693,
    "h": 273.2
  },
  "luminance": 0.10413
}

Semantic roles & 50–950 ramp

primary

#424EC0

secondary

#CBC693

accent

#CC4EDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #424EC0

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

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