#433FB0#433FB0

#433FB0 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.4% C 0.174 H 278.2°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#433FB0
RGB	rgb(67, 63, 176)
HSL	hsl(242, 47%, 47%)
HSV	hsv(242, 64%, 69%)
CMYK	cmyk(61.9%, 64.2%, 0%, 31%)
CIE-LAB	lab(33.74, 35.94, -59.79)
CIE-LCH	lch(33.74, 69.76, 301.01°)
OKLab	oklab(44.36% 0.0247 -0.1722)
OKLCH	oklch(44.36% 0.174 278.2)
XYZ	xyz(11.9262, 7.8820, 41.9588)
Luminance	0.0788 (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

#433FB0 #ACB03F

analogous

#3F74B0 #433FB0 #7C3FB0

triadic

#433FB0 #B0433F #3FB043

tetradic

#433FB0 #B03F74 #ACB03F #3FB07C

square

#433FB0 #B03F74 #ACB03F #3FB07C

split-complementary

#433FB0 #B07C3F #74B03F

monochromatic

#211F56 #322F83 #433FB0 #6865C8 #9492D8

Accessibility & contrast

On white

8.15

#433FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#433FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433FB0

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433FB0	#FFFFFF	#000000	##FFFFFF
##433FB0	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B4

Deuteranopia (green-blind)

#004BAE

Tritanopia (blue-blind)

#005C71

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #433fb0;
/* rgb */ color: rgb(67, 63, 176);
/* oklch */ color: oklch(44.4% 0.174 278.2);

Tailwind

colors: {
  custom: {
    50: '#8374c9',
    500: '#433fb0',
    950: '#000000',
  },
}

SCSS

$custom: #433fb0;
$custom-light: #8374c9;
$custom-dark: #000000;

JSON

{
  "hex": "#433fb0",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 176
  },
  "hsl": {
    "h": 242.124,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44363,
    "c": 0.17394,
    "h": 278.2
  },
  "luminance": 0.07883
}

Semantic roles & 50–950 ramp

primary

#433FB0

secondary

#C1C388

accent

#D751D2

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433FB0

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

Preview Lab → · Contrast checker → · Palette generator →