#423B84#423B84

#423B84 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 40.0% C 0.118 H 284.0°. Best body text is #FFFFFF at 9.59:1 contrast (WCAG AA passes).

Color values

HEX	#423B84
RGB	rgb(66, 59, 132)
HSL	hsl(246, 38%, 37%)
HSV	hsv(246, 55%, 52%)
CMYK	cmyk(50%, 55.3%, 0%, 48.2%)
CIE-LAB	lab(29.29, 23.67, -40.25)
CIE-LCH	lch(29.29, 46.69, 300.46°)
OKLab	oklab(40% 0.0287 -0.1148)
OKLCH	oklch(40% 0.118 284)
XYZ	xyz(7.9743, 5.9517, 22.5539)
Luminance	0.0595 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423B84 #7D843B

analogous

#3B5984 #423B84 #663B84

triadic

#423B84 #84423B #3B8442

tetradic

#423B84 #843B59 #7D843B #3B8466

square

#423B84 #843B59 #7D843B #3B8466

split-complementary

#423B84 #84663B #59843B

monochromatic

#18152F #2D285A #423B84 #574EAE #7E77C2

Accessibility & contrast

On white

9.59

#423B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#423B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423B84

9.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423B84	#FFFFFF	#000000	##FFFFFF
##423B84	1.00	9.59	2.19	9.59
#FFFFFF	9.59	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#144787

Deuteranopia (green-blind)

#104382

Tritanopia (blue-blind)

#2B4B59

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #423b84;
/* rgb */ color: rgb(66, 59, 132);
/* oklch */ color: oklch(40.0% 0.118 284.0);

Tailwind

colors: {
  custom: {
    50: '#7b71a8',
    500: '#423b84',
    950: '#000000',
  },
}

SCSS

$custom: #423b84;
$custom-light: #7b71a8;
$custom-dark: #000000;

JSON

{
  "hex": "#423b84",
  "rgb": {
    "r": 66,
    "g": 59,
    "b": 132
  },
  "hsl": {
    "h": 245.753,
    "s": 38.22,
    "l": 37.451
  },
  "oklch": {
    "l": 0.40002,
    "c": 0.11831,
    "h": 284
  },
  "luminance": 0.05952
}

Semantic roles & 50–950 ramp

primary

#423B84

secondary

#A6AC6F

accent

#CE5AC3

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #423B84

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

Preview Lab → · Contrast checker → · Palette generator →