#423947#423947

#423947 is a dark, muted violet. Relative luminance 0.045; OKLCH L 35.9% C 0.027 H 313.5°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#423947
RGB	rgb(66, 57, 71)
HSL	hsl(279, 11%, 25%)
HSV	hsv(279, 20%, 28%)
CMYK	cmyk(7%, 19.7%, 0%, 72.2%)
CIE-LAB	lab(25.38, 7.05, -7.14)
CIE-LCH	lch(25.38, 10.04, 314.64°)
OKLab	oklab(35.94% 0.0183 -0.0193)
OKLCH	oklch(35.94% 0.027 313.5)
XYZ	xyz(4.8470, 4.5395, 6.5809)
Luminance	0.0454 (WCAG relative)
Temperature	neutral
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423947 #3E4739

analogous

#3B3947 #423947 #473945

triadic

#423947 #474239 #394742

tetradic

#423947 #473B39 #3E4739 #394547

square

#423947 #473B39 #3E4739 #394547

split-complementary

#423947 #454739 #39473B

monochromatic

#100E11 #221E25 #423947 #625469 #81708B

Accessibility & contrast

On white

11.01

#423947 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#423947 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423947

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423947	#FFFFFF	#000000	##FFFFFF
##423947	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373C48

Deuteranopia (green-blind)

#393C47

Tritanopia (blue-blind)

#423B3E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #423947;
/* rgb */ color: rgb(66, 57, 71);
/* oklch */ color: oklch(35.9% 0.027 313.5);

Tailwind

colors: {
  custom: {
    50: '#766f7a',
    500: '#423947',
    950: '#000000',
  },
}

SCSS

$custom: #423947;
$custom-light: #766f7a;
$custom-dark: #000000;

JSON

{
  "hex": "#423947",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 71
  },
  "hsl": {
    "h": 278.571,
    "s": 10.938,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35943,
    "c": 0.02656,
    "h": 313.5
  },
  "luminance": 0.04539
}

Semantic roles & 50–950 ramp

primary

#423947

secondary

#6B7665

accent

#B4748B

background

#F7F6F7

surface

#EDECED

border

#C8C7C8

text

#080709

muted

#7B7A7B

Preview Lab

Preview with #423947

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

Preview Lab → · Contrast checker → · Palette generator →