#433AB3#433AB3

#433AB3 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.8% C 0.184 H 278.9°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#433AB3
RGB	rgb(67, 58, 179)
HSL	hsl(244, 51%, 46%)
HSV	hsv(244, 68%, 70%)
CMYK	cmyk(62.6%, 67.6%, 0%, 29.8%)
CIE-LAB	lab(32.86, 39.96, -63.00)
CIE-LCH	lch(32.86, 74.61, 302.39°)
OKLab	oklab(43.81% 0.0286 -0.1816)
OKLCH	oklch(43.81% 0.184 278.9)
XYZ	xyz(11.9619, 7.4732, 43.4512)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.59

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433AB3 #AAB33A

analogous

#3A6EB3 #433AB3 #803AB3

triadic

#433AB3 #B3433A #3AB343

tetradic

#433AB3 #B33A6E #AAB33A #3AB380

square

#433AB3 #B33A6E #AAB33A #3AB380

split-complementary

#433AB3 #B3803A #6EB33A

monochromatic

#201C57 #322B85 #433AB3 #675FCB #938DDA

Accessibility & contrast

On white

8.42

#433AB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#433AB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433AB3

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433AB3	#FFFFFF	#000000	##FFFFFF
##433AB3	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B7

Deuteranopia (green-blind)

#0048B1

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #433ab3;
/* rgb */ color: rgb(67, 58, 179);
/* oklch */ color: oklch(43.8% 0.184 278.9);

Tailwind

colors: {
  custom: {
    50: '#8471cb',
    500: '#433ab3',
    950: '#000000',
  },
}

SCSS

$custom: #433ab3;
$custom-light: #8471cb;
$custom-dark: #000000;

JSON

{
  "hex": "#433ab3",
  "rgb": {
    "r": 67,
    "g": 58,
    "b": 179
  },
  "hsl": {
    "h": 244.463,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43807,
    "c": 0.18385,
    "h": 278.9
  },
  "luminance": 0.07474
}

Semantic roles & 50–950 ramp

primary

#433AB3

secondary

#C0C584

accent

#DB4DD0

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433AB3

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

Preview Lab → · Contrast checker → · Palette generator →