#423994#423994

#423994 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.144 H 282.4°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#423994
RGB	rgb(66, 57, 148)
HSL	hsl(246, 44%, 40%)
HSV	hsv(246, 61%, 58%)
CMYK	cmyk(55.4%, 61.5%, 0%, 42%)
CIE-LAB	lab(29.97, 30.22, -49.03)
CIE-LCH	lch(29.97, 57.60, 301.64°)
OKLab	oklab(40.88% 0.031 -0.1406)
OKLCH	oklch(40.88% 0.144 282.4)
XYZ	xyz(9.0535, 6.2221, 28.7351)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.77

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423994 #8B9439

analogous

#395D94 #423994 #6F3994

triadic

#423994 #944239 #399442

tetradic

#423994 #94395D #8B9439 #39946F

square

#423994 #94395D #8B9439 #39946F

split-complementary

#423994 #946F39 #5D9439

monochromatic

#1B173C #2E2868 #423994 #5A4FBB #837BCC

Accessibility & contrast

On white

9.36

#423994 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#423994 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423994

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423994	#FFFFFF	#000000	##FFFFFF
##423994	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A97

Deuteranopia (green-blind)

#004392

Tritanopia (blue-blind)

#1D4F61

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #423994;
/* rgb */ color: rgb(66, 57, 148);
/* oklch */ color: oklch(40.9% 0.144 282.4);

Tailwind

colors: {
  custom: {
    50: '#7e70b4',
    500: '#423994',
    950: '#000000',
  },
}

SCSS

$custom: #423994;
$custom-light: #7e70b4;
$custom-dark: #000000;

JSON

{
  "hex": "#423994",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 148
  },
  "hsl": {
    "h": 245.934,
    "s": 44.39,
    "l": 40.196
  },
  "oklch": {
    "l": 0.40876,
    "c": 0.144,
    "h": 282.4
  },
  "luminance": 0.06223
}

Semantic roles & 50–950 ramp

primary

#423994

secondary

#AFB673

accent

#D454C7

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #423994

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

Preview Lab → · Contrast checker → · Palette generator →