#423A54#423A54

#423A54 is a dark, muted violet. Relative luminance 0.048; OKLCH L 36.8% C 0.045 H 298.3°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#423A54
RGB	rgb(66, 58, 84)
HSL	hsl(258, 18%, 28%)
HSV	hsv(258, 31%, 33%)
CMYK	cmyk(21.4%, 31%, 0%, 67.1%)
CIE-LAB	lab(26.23, 9.72, -14.43)
CIE-LCH	lch(26.23, 17.39, 303.96°)
OKLab	oklab(36.78% 0.0214 -0.0397)
OKLCH	oklch(36.78% 0.045 298.3)
XYZ	xyz(5.3597, 4.8244, 9.0346)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A54 #4C543A

analogous

#3A3F54 #423A54 #4F3A54

triadic

#423A54 #54423A #3A5442

tetradic

#423A54 #543A3F #4C543A #3A544F

square

#423A54 #543A3F #4C543A #3A544F

split-complementary

#423A54 #544F3A #3F543A

monochromatic

#0E0C12 #262130 #423A54 #5E5378 #7C6E9B

Accessibility & contrast

On white

10.69

#423A54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#423A54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A54

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A54	#FFFFFF	#000000	##FFFFFF
##423A54	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343E55

Deuteranopia (green-blind)

#353E53

Tritanopia (blue-blind)

#3F3E43

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #423a54;
/* rgb */ color: rgb(66, 58, 84);
/* oklch */ color: oklch(36.8% 0.045 298.3);

Tailwind

colors: {
  custom: {
    50: '#767084',
    500: '#423a54',
    950: '#000000',
  },
}

SCSS

$custom: #423a54;
$custom-light: #767084;
$custom-dark: #000000;

JSON

{
  "hex": "#423a54",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 84
  },
  "hsl": {
    "h": 258.462,
    "s": 18.31,
    "l": 27.843
  },
  "oklch": {
    "l": 0.3678,
    "c": 0.04506,
    "h": 298.3
  },
  "luminance": 0.04824
}

Semantic roles & 50–950 ramp

primary

#423A54

secondary

#7B8466

accent

#BB6DA3

background

#F7F6F8

surface

#EDECEF

border

#C8C7CA

text

#08070A

muted

#7B7A7C

Preview Lab

Preview with #423A54

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

Preview Lab → · Contrast checker → · Palette generator →