#433FA4#433FA4

#433FA4 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.3% C 0.158 H 279.3°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#433FA4
RGB	rgb(67, 63, 164)
HSL	hsl(242, 44%, 45%)
HSV	hsv(242, 62%, 64%)
CMYK	cmyk(59.1%, 61.6%, 0%, 35.7%)
CIE-LAB	lab(32.76, 31.93, -54.20)
CIE-LCH	lch(32.76, 62.90, 300.50°)
OKLab	oklab(43.35% 0.0255 -0.1557)
OKLCH	oklch(43.35% 0.158 279.3)
XYZ	xyz(10.7910, 7.4279, 35.9798)
Luminance	0.0743 (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

#433FA4 #A0A43F

analogous

#3F6EA4 #433FA4 #763FA4

triadic

#433FA4 #A4433F #3FA443

tetradic

#433FA4 #A43F6E #A0A43F #3FA476

square

#433FA4 #A43F6E #A0A43F #3FA476

split-complementary

#433FA4 #A4763F #6EA43F

monochromatic

#1F1D4C #312E78 #433FA4 #635FC1 #8E8BD2

Accessibility & contrast

On white

8.45

#433FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#433FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433FA4

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433FA4	#FFFFFF	#000000	##FFFFFF
##433FA4	1.00	8.45	2.49	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A7

Deuteranopia (green-blind)

#0049A2

Tritanopia (blue-blind)

#01586B

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #433fa4;
/* rgb */ color: rgb(67, 63, 164);
/* oklch */ color: oklch(43.3% 0.158 279.3);

Tailwind

colors: {
  custom: {
    50: '#8174c0',
    500: '#433fa4',
    950: '#000000',
  },
}

SCSS

$custom: #433fa4;
$custom-light: #8174c0;
$custom-dark: #000000;

JSON

{
  "hex": "#433fa4",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 164
  },
  "hsl": {
    "h": 242.376,
    "s": 44.493,
    "l": 44.51
  },
  "oklch": {
    "l": 0.43346,
    "c": 0.15782,
    "h": 279.3
  },
  "luminance": 0.07429
}

Semantic roles & 50–950 ramp

primary

#433FA4

secondary

#BBBD82

accent

#D454CF

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #433FA4

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

Preview Lab → · Contrast checker → · Palette generator →