#433D9D#433D9D

#433D9D is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.151 H 280.6°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#433D9D
RGB	rgb(67, 61, 157)
HSL	hsl(244, 44%, 43%)
HSV	hsv(244, 61%, 62%)
CMYK	cmyk(57.3%, 61.1%, 0%, 38.4%)
CIE-LAB	lab(31.73, 30.86, -51.66)
CIE-LCH	lch(31.73, 60.17, 300.85°)
OKLab	oklab(42.41% 0.0278 -0.1483)
OKLCH	oklch(42.41% 0.151 280.6)
XYZ	xyz(10.0674, 6.9644, 32.7055)
Luminance	0.0697 (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

#433D9D #979D3D

analogous

#3D679D #433D9D #733D9D

triadic

#433D9D #9D433D #3D9D43

tetradic

#433D9D #9D3D67 #979D3D #3D9D73

square

#433D9D #9D3D67 #979D3D #3D9D73

split-complementary

#433D9D #9D733D #679D3D

monochromatic

#1D1B45 #302C71 #433D9D #5F59BE #8A85D0

Accessibility & contrast

On white

8.78

#433D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#433D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433D9D

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433D9D	#FFFFFF	#000000	##FFFFFF
##433D9D	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA0

Deuteranopia (green-blind)

#00479B

Tritanopia (blue-blind)

#135467

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #433d9d;
/* rgb */ color: rgb(67, 61, 157);
/* oklch */ color: oklch(42.4% 0.151 280.6);

Tailwind

colors: {
  custom: {
    50: '#8073bb',
    500: '#433d9d',
    950: '#000000',
  },
}

SCSS

$custom: #433d9d;
$custom-light: #8073bb;
$custom-dark: #000000;

JSON

{
  "hex": "#433d9d",
  "rgb": {
    "r": 67,
    "g": 61,
    "b": 157
  },
  "hsl": {
    "h": 243.75,
    "s": 44.037,
    "l": 42.745
  },
  "oklch": {
    "l": 0.42412,
    "c": 0.15087,
    "h": 280.6
  },
  "luminance": 0.06965
}

Semantic roles & 50–950 ramp

primary

#433D9D

secondary

#B6BA7C

accent

#D454CC

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #433D9D

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

Preview Lab → · Contrast checker → · Palette generator →