#433DB0#433DB0

#433DB0 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.0% C 0.176 H 278.6°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#433DB0
RGB	rgb(67, 61, 176)
HSL	hsl(243, 49%, 46%)
HSV	hsv(243, 65%, 69%)
CMYK	cmyk(61.9%, 65.3%, 0%, 31%)
CIE-LAB	lab(33.27, 37.17, -60.54)
CIE-LCH	lch(33.27, 71.04, 301.54°)
OKLab	oklab(44.03% 0.0264 -0.1744)
OKLCH	oklch(44.03% 0.176 278.6)
XYZ	xyz(11.8174, 7.6645, 41.9225)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.20

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433DB0 #AAB03D

analogous

#3D71B0 #433DB0 #7D3DB0

triadic

#433DB0 #B0433D #3DB043

tetradic

#433DB0 #B03D71 #AAB03D #3DB07D

square

#433DB0 #B03D71 #AAB03D #3DB07D

split-complementary

#433DB0 #B07D3D #71B03D

monochromatic

#201D55 #322D83 #433DB0 #6762C8 #938FD8

Accessibility & contrast

On white

8.29

#433DB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#433DB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433DB0

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433DB0	#FFFFFF	#000000	##FFFFFF
##433DB0	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B4

Deuteranopia (green-blind)

#004AAE

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #433db0;
/* rgb */ color: rgb(67, 61, 176);
/* oklch */ color: oklch(44.0% 0.176 278.6);

Tailwind

colors: {
  custom: {
    50: '#8373c9',
    500: '#433db0',
    950: '#000000',
  },
}

SCSS

$custom: #433db0;
$custom-light: #8373c9;
$custom-dark: #000000;

JSON

{
  "hex": "#433db0",
  "rgb": {
    "r": 67,
    "g": 61,
    "b": 176
  },
  "hsl": {
    "h": 243.13,
    "s": 48.523,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44027,
    "c": 0.17639,
    "h": 278.6
  },
  "luminance": 0.07665
}

Semantic roles & 50–950 ramp

primary

#433DB0

secondary

#C0C386

accent

#D850D1

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433DB0

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

Preview Lab → · Contrast checker → · Palette generator →