#433B9A#433B9A

#433B9A is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.8% C 0.149 H 281.6°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#433B9A
RGB	rgb(67, 59, 154)
HSL	hsl(245, 45%, 42%)
HSV	hsv(245, 62%, 60%)
CMYK	cmyk(56.5%, 61.7%, 0%, 39.6%)
CIE-LAB	lab(31.01, 31.13, -51.01)
CIE-LCH	lch(31.01, 59.75, 301.39°)
OKLab	oklab(41.81% 0.03 -0.1464)
OKLCH	oklch(41.81% 0.149 281.6)
XYZ	xyz(9.7096, 6.6537, 31.3382)
Luminance	0.0665 (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

#433B9A #929A3B

analogous

#3B639A #433B9A #733B9A

triadic

#433B9A #9A433B #3B9A43

tetradic

#433B9A #9A3B63 #929A3B #3B9A73

square

#433B9A #9A3B63 #929A3B #3B9A73

split-complementary

#433B9A #9A733B #639A3B

monochromatic

#1C1942 #302A6E #433B9A #5D55BE #8781CF

Accessibility & contrast

On white

9.01

#433B9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#433B9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433B9A

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433B9A	#FFFFFF	#000000	##FFFFFF
##433B9A	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9D

Deuteranopia (green-blind)

#004698

Tritanopia (blue-blind)

#185264

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #433b9a;
/* rgb */ color: rgb(67, 59, 154);
/* oklch */ color: oklch(41.8% 0.149 281.6);

Tailwind

colors: {
  custom: {
    50: '#8071b8',
    500: '#433b9a',
    950: '#000000',
  },
}

SCSS

$custom: #433b9a;
$custom-light: #8071b8;
$custom-dark: #000000;

JSON

{
  "hex": "#433b9a",
  "rgb": {
    "r": 67,
    "g": 59,
    "b": 154
  },
  "hsl": {
    "h": 245.053,
    "s": 44.601,
    "l": 41.765
  },
  "oklch": {
    "l": 0.41808,
    "c": 0.14942,
    "h": 281.6
  },
  "luminance": 0.06654
}

Semantic roles & 50–950 ramp

primary

#433B9A

secondary

#B3B878

accent

#D453C9

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #433B9A

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

Preview Lab → · Contrast checker → · Palette generator →