#433AB9#433AB9

#433AB9 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.4% C 0.191 H 278.3°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#433AB9
RGB	rgb(67, 58, 185)
HSL	hsl(244, 52%, 48%)
HSV	hsv(244, 69%, 73%)
CMYK	cmyk(63.8%, 68.6%, 0%, 27.5%)
CIE-LAB	lab(33.40, 41.91, -65.68)
CIE-LCH	lch(33.40, 77.92, 302.54°)
OKLab	oklab(44.36% 0.0277 -0.1895)
OKLCH	oklch(44.36% 0.191 278.3)
XYZ	xyz(12.5819, 7.7212, 46.7168)
Luminance	0.0772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.60

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433AB9 #B0B93A

analogous

#3A70B9 #433AB9 #823AB9

triadic

#433AB9 #B9433A #3AB943

tetradic

#433AB9 #B93A70 #B0B93A #3AB982

square

#433AB9 #B93A70 #B0B93A #3AB982

split-complementary

#433AB9 #B9823A #70B93A

monochromatic

#211D5C #322B8A #433AB9 #6A62CE #9691DC

Accessibility & contrast

On white

8.25

#433AB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#433AB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433AB9

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433AB9	#FFFFFF	#000000	##FFFFFF
##433AB9	1.00	8.25	2.54	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BD

Deuteranopia (green-blind)

#0049B7

Tritanopia (blue-blind)

#005C75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #433ab9;
/* rgb */ color: rgb(67, 58, 185);
/* oklch */ color: oklch(44.4% 0.191 278.3);

Tailwind

colors: {
  custom: {
    50: '#8571cf',
    500: '#433ab9',
    950: '#000000',
  },
}

SCSS

$custom: #433ab9;
$custom-light: #8571cf;
$custom-dark: #000000;

JSON

{
  "hex": "#433ab9",
  "rgb": {
    "r": 67,
    "g": 58,
    "b": 185
  },
  "hsl": {
    "h": 244.252,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44357,
    "c": 0.19148,
    "h": 278.3
  },
  "luminance": 0.07722
}

Semantic roles & 50–950 ramp

primary

#433AB9

secondary

#C3C787

accent

#DC4CD2

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #433AB9

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

Preview Lab → · Contrast checker → · Palette generator →