#423666#423666

#423666 is a dark, moderate violet. Relative luminance 0.048; OKLCH L 36.9% C 0.081 H 293.5°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#423666
RGB	rgb(66, 54, 102)
HSL	hsl(255, 31%, 31%)
HSV	hsv(255, 47%, 40%)
CMYK	cmyk(35.3%, 47.1%, 0%, 60%)
CIE-LAB	lab(26.03, 17.53, -26.45)
CIE-LCH	lch(26.03, 31.73, 303.53°)
OKLab	oklab(36.93% 0.0324 -0.0744)
OKLCH	oklch(36.93% 0.081 293.5)
XYZ	xyz(5.9636, 4.7558, 13.1716)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423666 #5A6636

analogous

#364266 #423666 #5A3666

triadic

#423666 #664236 #366642

tetradic

#423666 #663642 #5A6636 #36665A

square

#423666 #663642 #5A6636 #36665A

split-complementary

#423666 #665A36 #426636

monochromatic

#0E0C16 #28213E #423666 #5C4B8E #7968AF

Accessibility & contrast

On white

10.76

#423666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#423666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423666

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423666	#FFFFFF	#000000	##FFFFFF
##423666	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273E68

Deuteranopia (green-blind)

#283D65

Tritanopia (blue-blind)

#3A3F49

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #423666;
/* rgb */ color: rgb(66, 54, 102);
/* oklch */ color: oklch(36.9% 0.081 293.5);

Tailwind

colors: {
  custom: {
    50: '#786d92',
    500: '#423666',
    950: '#000000',
  },
}

SCSS

$custom: #423666;
$custom-light: #786d92;
$custom-dark: #000000;

JSON

{
  "hex": "#423666",
  "rgb": {
    "r": 66,
    "g": 54,
    "b": 102
  },
  "hsl": {
    "h": 255,
    "s": 30.769,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36933,
    "c": 0.08111,
    "h": 293.5
  },
  "luminance": 0.04756
}

Semantic roles & 50–950 ramp

primary

#423666

secondary

#899761

accent

#C761AD

background

#F7F6F9

surface

#EDEBF1

border

#C8C6CB

text

#09070D

muted

#7B7A7E

Preview Lab

Preview with #423666

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

Preview Lab → · Contrast checker → · Palette generator →