#433FA9#433FA9

#433FA9 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.8% C 0.165 H 278.8°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#433FA9
RGB	rgb(67, 63, 169)
HSL	hsl(242, 46%, 45%)
HSV	hsv(242, 63%, 66%)
CMYK	cmyk(60.4%, 62.7%, 0%, 33.7%)
CIE-LAB	lab(33.16, 33.60, -56.55)
CIE-LCH	lch(33.16, 65.78, 300.72°)
OKLab	oklab(43.76% 0.0252 -0.1627)
OKLCH	oklch(43.76% 0.165 278.8)
XYZ	xyz(11.2514, 7.6121, 38.4048)
Luminance	0.0761 (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

#433FA9 #A5A93F

analogous

#3F70A9 #433FA9 #783FA9

triadic

#433FA9 #A9433F #3FA943

tetradic

#433FA9 #A93F70 #A5A93F #3FA978

square

#433FA9 #A93F70 #A5A93F #3FA978

split-complementary

#433FA9 #A9783F #70A93F

monochromatic

#201E50 #312E7C #433FA9 #6561C4 #908ED5

Accessibility & contrast

On white

8.32

#433FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#433FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433FA9

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433FA9	#FFFFFF	#000000	##FFFFFF
##433FA9	1.00	8.32	2.52	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AC

Deuteranopia (green-blind)

#004AA7

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #433fa9;
/* rgb */ color: rgb(67, 63, 169);
/* oklch */ color: oklch(43.8% 0.165 278.8);

Tailwind

colors: {
  custom: {
    50: '#8274c3',
    500: '#433fa9',
    950: '#000000',
  },
}

SCSS

$custom: #433fa9;
$custom-light: #8274c3;
$custom-dark: #000000;

JSON

{
  "hex": "#433fa9",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 169
  },
  "hsl": {
    "h": 242.264,
    "s": 45.69,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43764,
    "c": 0.1646,
    "h": 278.8
  },
  "luminance": 0.07613
}

Semantic roles & 50–950 ramp

primary

#433FA9

secondary

#BDC084

accent

#D552D0

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #433FA9

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

Preview Lab → · Contrast checker → · Palette generator →