#433DAC#433DAC

#433DAC is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.7% C 0.171 H 279.0°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#433DAC
RGB	rgb(67, 61, 172)
HSL	hsl(243, 48%, 46%)
HSV	hsv(243, 65%, 67%)
CMYK	cmyk(61%, 64.5%, 0%, 32.5%)
CIE-LAB	lab(32.94, 35.84, -58.71)
CIE-LCH	lch(32.94, 68.78, 301.40°)
OKLab	oklab(43.68% 0.0268 -0.169)
OKLCH	oklch(43.68% 0.171 279)
XYZ	xyz(11.4275, 7.5085, 39.8688)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433DAC #A6AC3D

analogous

#3D6EAC #433DAC #7A3DAC

triadic

#433DAC #AC433D #3DAC43

tetradic

#433DAC #AC3D6E #A6AC3D #3DAC7A

square

#433DAC #AC3D6E #A6AC3D #3DAC7A

split-complementary

#433DAC #AC7A3D #6EAC3D

monochromatic

#201D52 #312D7F #433DAC #6560C7 #918DD7

Accessibility & contrast

On white

8.39

#433DAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#433DAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433DAC

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433DAC	#FFFFFF	#000000	##FFFFFF
##433DAC	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B0

Deuteranopia (green-blind)

#0049AA

Tritanopia (blue-blind)

#00596F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #433dac;
/* rgb */ color: rgb(67, 61, 172);
/* oklch */ color: oklch(43.7% 0.171 279.0);

Tailwind

colors: {
  custom: {
    50: '#8373c6',
    500: '#433dac',
    950: '#000000',
  },
}

SCSS

$custom: #433dac;
$custom-light: #8373c6;
$custom-dark: #000000;

JSON

{
  "hex": "#433dac",
  "rgb": {
    "r": 67,
    "g": 61,
    "b": 172
  },
  "hsl": {
    "h": 243.243,
    "s": 47.639,
    "l": 45.686
  },
  "oklch": {
    "l": 0.43677,
    "c": 0.17112,
    "h": 279
  },
  "luminance": 0.07509
}

Semantic roles & 50–950 ramp

primary

#433DAC

secondary

#BEC184

accent

#D751D0

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433DAC

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

Preview Lab → · Contrast checker → · Palette generator →