#433DAA#433DAA

#433DAA is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.5% C 0.168 H 279.2°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#433DAA
RGB	rgb(67, 61, 170)
HSL	hsl(243, 47%, 45%)
HSV	hsv(243, 64%, 67%)
CMYK	cmyk(60.6%, 64.1%, 0%, 33.3%)
CIE-LAB	lab(32.77, 35.18, -57.78)
CIE-LCH	lch(32.77, 67.65, 301.33°)
OKLab	oklab(43.51% 0.027 -0.1663)
OKLCH	oklch(43.51% 0.168 279.2)
XYZ	xyz(11.2369, 7.4322, 38.8648)
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

#433DAA #A4AA3D

analogous

#3D6DAA #433DAA #7A3DAA

triadic

#433DAA #AA433D #3DAA43

tetradic

#433DAA #AA3D6D #A4AA3D #3DAA7A

square

#433DAA #AA3D6D #A4AA3D #3DAA7A

split-complementary

#433DAA #AA7A3D #6DAA3D

monochromatic

#1F1D50 #312D7D #433DAA #645FC5 #908CD6

Accessibility & contrast

On white

8.45

#433DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#433DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433DAA

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433DAA	#FFFFFF	#000000	##FFFFFF
##433DAA	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)

#0051AD

Deuteranopia (green-blind)

#0049A8

Tritanopia (blue-blind)

#00586E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #433daa;
/* rgb */ color: rgb(67, 61, 170);
/* oklch */ color: oklch(43.5% 0.168 279.2);

Tailwind

colors: {
  custom: {
    50: '#8273c4',
    500: '#433daa',
    950: '#000000',
  },
}

SCSS

$custom: #433daa;
$custom-light: #8273c4;
$custom-dark: #000000;

JSON

{
  "hex": "#433daa",
  "rgb": {
    "r": 67,
    "g": 61,
    "b": 170
  },
  "hsl": {
    "h": 243.303,
    "s": 47.186,
    "l": 45.294
  },
  "oklch": {
    "l": 0.43505,
    "c": 0.16846,
    "h": 279.2
  },
  "luminance": 0.07433
}

Semantic roles & 50–950 ramp

primary

#433DAA

secondary

#BDC082

accent

#D751CF

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433DAA

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

Preview Lab → · Contrast checker → · Palette generator →