#433CB8#433CB8

#433CB8 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.6% C 0.188 H 278.1°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#433CB8
RGB	rgb(67, 60, 184)
HSL	hsl(243, 51%, 48%)
HSV	hsv(243, 67%, 72%)
CMYK	cmyk(63.6%, 67.4%, 0%, 27.8%)
CIE-LAB	lab(33.74, 40.40, -64.52)
CIE-LCH	lch(33.74, 76.13, 302.05°)
OKLab	oklab(44.58% 0.0263 -0.1861)
OKLCH	oklch(44.58% 0.188 278.1)
XYZ	xyz(12.5795, 7.8847, 46.1971)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.23

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433CB8 #B1B83C

analogous

#3C73B8 #433CB8 #813CB8

triadic

#433CB8 #B8433C #3CB843

tetradic

#433CB8 #B83C73 #B1B83C #3CB881

square

#433CB8 #B83C73 #B1B83C #3CB881

split-complementary

#433CB8 #B8813C #73B83C

monochromatic

#211E5C #322D8A #433CB8 #6A65CD #9793DC

Accessibility & contrast

On white

8.15

#433CB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#433CB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433CB8

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433CB8	#FFFFFF	#000000	##FFFFFF
##433CB8	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#004AB6

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #433cb8;
/* rgb */ color: rgb(67, 60, 184);
/* oklch */ color: oklch(44.6% 0.188 278.1);

Tailwind

colors: {
  custom: {
    50: '#8573ce',
    500: '#433cb8',
    950: '#000000',
  },
}

SCSS

$custom: #433cb8;
$custom-light: #8573ce;
$custom-dark: #000000;

JSON

{
  "hex": "#433cb8",
  "rgb": {
    "r": 67,
    "g": 60,
    "b": 184
  },
  "hsl": {
    "h": 243.387,
    "s": 50.82,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44579,
    "c": 0.18793,
    "h": 278.1
  },
  "luminance": 0.07886
}

Semantic roles & 50–950 ramp

primary

#433CB8

secondary

#C3C789

accent

#DA4DD2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #433CB8

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

Preview Lab → · Contrast checker → · Palette generator →