#433EB3#433EB3

#433EB3 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.5% C 0.179 H 278.1°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#433EB3
RGB	rgb(67, 62, 179)
HSL	hsl(243, 49%, 47%)
HSV	hsv(243, 65%, 70%)
CMYK	cmyk(62.6%, 65.4%, 0%, 29.8%)
CIE-LAB	lab(33.76, 37.55, -61.54)
CIE-LCH	lch(33.76, 72.09, 301.39°)
OKLab	oklab(44.46% 0.0253 -0.1773)
OKLCH	oklch(44.46% 0.179 278.1)
XYZ	xyz(12.1714, 7.8923, 43.5210)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.97

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433EB3 #AEB33E

analogous

#3E74B3 #433EB3 #7E3EB3

triadic

#433EB3 #B3433E #3EB343

tetradic

#433EB3 #B33E74 #AEB33E #3EB37E

square

#433EB3 #B33E74 #AEB33E #3EB37E

split-complementary

#433EB3 #B37E3E #74B33E

monochromatic

#211F58 #322E86 #433EB3 #6965CA #9592D9

Accessibility & contrast

On white

8.14

#433EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#433EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433EB3

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433EB3	#FFFFFF	#000000	##FFFFFF
##433EB3	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #433eb3;
/* rgb */ color: rgb(67, 62, 179);
/* oklch */ color: oklch(44.5% 0.179 278.1);

Tailwind

colors: {
  custom: {
    50: '#8474cb',
    500: '#433eb3',
    950: '#000000',
  },
}

SCSS

$custom: #433eb3;
$custom-light: #8474cb;
$custom-dark: #000000;

JSON

{
  "hex": "#433eb3",
  "rgb": {
    "r": 67,
    "g": 62,
    "b": 179
  },
  "hsl": {
    "h": 242.564,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44457,
    "c": 0.1791,
    "h": 278.1
  },
  "luminance": 0.07893
}

Semantic roles & 50–950 ramp

primary

#433EB3

secondary

#C2C588

accent

#D850D2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433EB3

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

Preview Lab → · Contrast checker → · Palette generator →