#424BCD#424BCD

#424BCD is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.9% C 0.198 H 273.4°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#424BCD
RGB	rgb(66, 75, 205)
HSL	hsl(236, 58%, 53%)
HSV	hsv(236, 68%, 80%)
CMYK	cmyk(67.8%, 63.4%, 0%, 19.6%)
CIE-LAB	lab(38.89, 38.19, -68.37)
CIE-LCH	lch(38.89, 78.32, 299.19°)
OKLab	oklab(48.87% 0.0119 -0.1973)
OKLCH	oklch(48.87% 0.198 273.4)
XYZ	xyz(15.7786, 10.5967, 58.9596)
Luminance	0.1060 (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

#424BCD #CDC442

analogous

#4290CD #424BCD #7E42CD

triadic

#424BCD #CD424B #4BCD42

tetradic

#424BCD #CD4290 #CDC442 #42CD7E

square

#424BCD #CD4290 #CDC442 #42CD7E

split-complementary

#424BCD #CD7E42 #90CD42

monochromatic

#1F2576 #2C34A6 #424BCD #7279DA #A3A7E7

Accessibility & contrast

On white

6.73

#424BCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#424BCD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424BCD

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424BCD	#FFFFFF	#000000	##FFFFFF
##424BCD	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D1

Deuteranopia (green-blind)

#0055CA

Tritanopia (blue-blind)

#006C85

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #424bcd;
/* rgb */ color: rgb(66, 75, 205);
/* oklch */ color: oklch(48.9% 0.198 273.4);

Tailwind

colors: {
  custom: {
    50: '#877ddd',
    500: '#424bcd',
    950: '#000000',
  },
}

SCSS

$custom: #424bcd;
$custom-light: #877ddd;
$custom-dark: #000000;

JSON

{
  "hex": "#424bcd",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 205
  },
  "hsl": {
    "h": 236.115,
    "s": 58.159,
    "l": 53.137
  },
  "oklch": {
    "l": 0.48866,
    "c": 0.19768,
    "h": 273.4
  },
  "luminance": 0.10598
}

Semantic roles & 50–950 ramp

primary

#424BCD

secondary

#D3CF97

accent

#D746E1

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #424BCD

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

Preview Lab → · Contrast checker → · Palette generator →