#423A86#423A86

#423A86 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.0% C 0.123 H 284.1°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#423A86
RGB	rgb(66, 58, 134)
HSL	hsl(246, 40%, 38%)
HSV	hsv(246, 57%, 53%)
CMYK	cmyk(50.7%, 56.7%, 0%, 47.5%)
CIE-LAB	lab(29.17, 24.98, -41.68)
CIE-LCH	lch(29.17, 48.59, 300.93°)
OKLab	oklab(39.96% 0.03 -0.119)
OKLCH	oklch(39.96% 0.123 284.1)
XYZ	xyz(8.0616, 5.9052, 23.2647)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423A86 #7E863A

analogous

#3A5886 #423A86 #683A86

triadic

#423A86 #86423A #3A8642

tetradic

#423A86 #863A58 #7E863A #3A8668

square

#423A86 #863A58 #7E863A #3A8668

split-complementary

#423A86 #86683A #58863A

monochromatic

#181531 #2D285B #423A86 #574CB1 #7F76C4

Accessibility & contrast

On white

9.63

#423A86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#423A86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423A86

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423A86	#FFFFFF	#000000	##FFFFFF
##423A86	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4789

Deuteranopia (green-blind)

#074284

Tritanopia (blue-blind)

#294B5A

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #423a86;
/* rgb */ color: rgb(66, 58, 134);
/* oklch */ color: oklch(40.0% 0.123 284.1);

Tailwind

colors: {
  custom: {
    50: '#7c70aa',
    500: '#423a86',
    950: '#000000',
  },
}

SCSS

$custom: #423a86;
$custom-light: #7c70aa;
$custom-dark: #000000;

JSON

{
  "hex": "#423a86",
  "rgb": {
    "r": 66,
    "g": 58,
    "b": 134
  },
  "hsl": {
    "h": 246.316,
    "s": 39.583,
    "l": 37.647
  },
  "oklch": {
    "l": 0.39959,
    "c": 0.12272,
    "h": 284.1
  },
  "luminance": 0.05906
}

Semantic roles & 50–950 ramp

primary

#423A86

secondary

#A7AD6F

accent

#CF58C3

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A0710

muted

#7C7A7F

Preview Lab

Preview with #423A86

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

Preview Lab → · Contrast checker → · Palette generator →