#423D92#423D92

#423D92 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.4% C 0.136 H 281.3°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#423D92
RGB	rgb(66, 61, 146)
HSL	hsl(244, 41%, 41%)
HSV	hsv(244, 58%, 57%)
CMYK	cmyk(54.8%, 58.2%, 0%, 42.7%)
CIE-LAB	lab(30.81, 27.00, -46.44)
CIE-LCH	lch(30.81, 53.72, 300.17°)
OKLab	oklab(41.45% 0.0267 -0.133)
OKLCH	oklch(41.45% 0.136 281.3)
XYZ	xyz(9.1022, 6.5705, 27.9772)
Luminance	0.0657 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423D92 #8D923D

analogous

#3D6292 #423D92 #6C3D92

triadic

#423D92 #92423D #3D9242

tetradic

#423D92 #923D62 #8D923D #3D926C

square

#423D92 #923D62 #8D923D #3D926C

split-complementary

#423D92 #926C3D #62923D

monochromatic

#1B193C #2E2B67 #423D92 #5A54B8 #8480CA

Accessibility & contrast

On white

9.07

#423D92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#423D92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423D92

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423D92	#FFFFFF	#000000	##FFFFFF
##423D92	1.00	9.07	2.31	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C95

Deuteranopia (green-blind)

#004590

Tritanopia (blue-blind)

#1F5161

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #423d92;
/* rgb */ color: rgb(66, 61, 146);
/* oklch */ color: oklch(41.4% 0.136 281.3);

Tailwind

colors: {
  custom: {
    50: '#7d72b3',
    500: '#423d92',
    950: '#000000',
  },
}

SCSS

$custom: #423d92;
$custom-light: #7d72b3;
$custom-dark: #000000;

JSON

{
  "hex": "#423d92",
  "rgb": {
    "r": 66,
    "g": 61,
    "b": 146
  },
  "hsl": {
    "h": 243.529,
    "s": 41.063,
    "l": 40.588
  },
  "oklch": {
    "l": 0.4145,
    "c": 0.13564,
    "h": 281.3
  },
  "luminance": 0.06571
}

Semantic roles & 50–950 ramp

primary

#423D92

secondary

#B0B477

accent

#D157CA

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #423D92

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

Preview Lab → · Contrast checker → · Palette generator →