#424CCD#424CCD

#424CCD is a mid, vivid blue. Relative luminance 0.107; OKLCH L 49.0% C 0.197 H 273.2°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#424CCD
RGB	rgb(66, 76, 205)
HSL	hsl(236, 58%, 53%)
HSV	hsv(236, 68%, 80%)
CMYK	cmyk(67.8%, 62.9%, 0%, 19.6%)
CIE-LAB	lab(39.13, 37.57, -67.99)
CIE-LCH	lch(39.13, 77.68, 298.93°)
OKLab	oklab(49.04% 0.0111 -0.1962)
OKLCH	oklch(49.04% 0.197 273.2)
XYZ	xyz(15.8470, 10.7334, 58.9824)
Luminance	0.1074 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424CCD #CDC342

analogous

#4292CD #424CCD #7D42CD

triadic

#424CCD #CD424C #4CCD42

tetradic

#424CCD #CD4292 #CDC342 #42CD7D

square

#424CCD #CD4292 #CDC342 #42CD7D

split-complementary

#424CCD #CD7D42 #92CD42

monochromatic

#1F2576 #2C35A6 #424CCD #727ADA #A3A8E7

Accessibility & contrast

On white

6.67

#424CCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#424CCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424CCD

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424CCD	#FFFFFF	#000000	##FFFFFF
##424CCD	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063D1

Deuteranopia (green-blind)

#0056CB

Tritanopia (blue-blind)

#006D85

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #424ccd;
/* rgb */ color: rgb(66, 76, 205);
/* oklch */ color: oklch(49.0% 0.197 273.2);

Tailwind

colors: {
  custom: {
    50: '#877edd',
    500: '#424ccd',
    950: '#000000',
  },
}

SCSS

$custom: #424ccd;
$custom-light: #877edd;
$custom-dark: #000000;

JSON

{
  "hex": "#424ccd",
  "rgb": {
    "r": 66,
    "g": 76,
    "b": 205
  },
  "hsl": {
    "h": 235.683,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.49038,
    "c": 0.19651,
    "h": 273.2
  },
  "luminance": 0.10735
}

Semantic roles & 50–950 ramp

primary

#424CCD

secondary

#D3CF97

accent

#D646E1

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #424CCD

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

Preview Lab → · Contrast checker → · Palette generator →