#433DAD#433DAD

#433DAD is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.172 H 278.9°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#433DAD
RGB	rgb(67, 61, 173)
HSL	hsl(243, 48%, 46%)
HSV	hsv(243, 65%, 68%)
CMYK	cmyk(61.3%, 64.7%, 0%, 32.2%)
CIE-LAB	lab(33.02, 36.17, -59.17)
CIE-LCH	lch(33.02, 69.35, 301.44°)
OKLab	oklab(43.76% 0.0267 -0.1704)
OKLCH	oklch(43.76% 0.172 278.9)
XYZ	xyz(11.5239, 7.5471, 40.3765)
Luminance	0.0755 (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

#433DAD #A7AD3D

analogous

#3D6FAD #433DAD #7B3DAD

triadic

#433DAD #AD433D #3DAD43

tetradic

#433DAD #AD3D6F #A7AD3D #3DAD7B

square

#433DAD #AD3D6F #A7AD3D #3DAD7B

split-complementary

#433DAD #AD7B3D #6FAD3D

monochromatic

#201D53 #312D80 #433DAD #6660C7 #918DD7

Accessibility & contrast

On white

8.37

#433DAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#433DAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433DAD

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433DAD	#FFFFFF	#000000	##FFFFFF
##433DAD	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B1

Deuteranopia (green-blind)

#0049AB

Tritanopia (blue-blind)

#00596F

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #433dad;
/* rgb */ color: rgb(67, 61, 173);
/* oklch */ color: oklch(43.8% 0.172 278.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#433dad",
  "rgb": {
    "r": 67,
    "g": 61,
    "b": 173
  },
  "hsl": {
    "h": 243.214,
    "s": 47.863,
    "l": 45.882
  },
  "oklch": {
    "l": 0.43764,
    "c": 0.17244,
    "h": 278.9
  },
  "luminance": 0.07548
}

Semantic roles & 50–950 ramp

primary

#433DAD

secondary

#BEC284

accent

#D750D0

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433DAD

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

Preview Lab → · Contrast checker → · Palette generator →