#424366#424366

#424366 is a dark, muted blue. Relative luminance 0.061; OKLCH L 39.8% C 0.059 H 282.1°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#424366
RGB	rgb(66, 67, 102)
HSL	hsl(238, 21%, 33%)
HSV	hsv(238, 35%, 40%)
CMYK	cmyk(35.3%, 34.3%, 0%, 60%)
CIE-LAB	lab(29.74, 8.88, -20.62)
CIE-LCH	lch(29.74, 22.45, 293.30°)
OKLab	oklab(39.77% 0.0123 -0.0574)
OKLCH	oklch(39.77% 0.059 282.1)
XYZ	xyz(6.6515, 6.1317, 13.4009)
Luminance	0.0613 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424366 #666542

analogous

#425566 #424366 #534266

triadic

#424366 #664243 #436642

tetradic

#424366 #664255 #666542 #426653

square

#424366 #664255 #666542 #426653

split-complementary

#424366 #665342 #556642

monochromatic

#12121C #2A2B41 #424366 #5A5B8B #7A7BA9

Accessibility & contrast

On white

9.43

#424366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#424366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424366

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424366	#FFFFFF	#000000	##FFFFFF
##424366	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#384767

Deuteranopia (green-blind)

#374565

Tritanopia (blue-blind)

#394A50

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #424366;
/* rgb */ color: rgb(66, 67, 102);
/* oklch */ color: oklch(39.8% 0.059 282.1);

Tailwind

colors: {
  custom: {
    50: '#777791',
    500: '#424366',
    950: '#000000',
  },
}

SCSS

$custom: #424366;
$custom-light: #777791;
$custom-dark: #000000;

JSON

{
  "hex": "#424366",
  "rgb": {
    "r": 66,
    "g": 67,
    "b": 102
  },
  "hsl": {
    "h": 238.333,
    "s": 21.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.39768,
    "c": 0.05875,
    "h": 282.1
  },
  "luminance": 0.06132
}

Semantic roles & 50–950 ramp

primary

#424366

secondary

#95946F

accent

#BC6ABE

background

#F7F7F8

surface

#EDEDF0

border

#C8C8CB

text

#09080D

muted

#7B7B7D

Preview Lab

Preview with #424366

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

Preview Lab → · Contrast checker → · Palette generator →