#433FB4#433FB4

#433FB4 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.7% C 0.179 H 277.8°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#433FB4
RGB	rgb(67, 63, 180)
HSL	hsl(242, 48%, 48%)
HSV	hsv(242, 65%, 71%)
CMYK	cmyk(62.8%, 65%, 0%, 29.4%)
CIE-LAB	lab(34.07, 37.27, -61.62)
CIE-LCH	lch(34.07, 72.01, 301.17°)
OKLab	oklab(44.71% 0.0244 -0.1775)
OKLCH	oklch(44.71% 0.179 277.8)
XYZ	xyz(12.3278, 8.0426, 44.0739)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.87

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433FB4 #B0B43F

analogous

#3F76B4 #433FB4 #7D3FB4

triadic

#433FB4 #B4433F #3FB443

tetradic

#433FB4 #B43F76 #B0B43F #3FB47D

square

#433FB4 #B43F76 #B0B43F #3FB47D

split-complementary

#433FB4 #B47D3F #76B43F

monochromatic

#211F59 #322F87 #433FB4 #6A67CA #9694DA

Accessibility & contrast

On white

8.05

#433FB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#433FB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433FB4

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433FB4	#FFFFFF	#000000	##FFFFFF
##433FB4	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B8

Deuteranopia (green-blind)

#004BB2

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #433fb4;
/* rgb */ color: rgb(67, 63, 180);
/* oklch */ color: oklch(44.7% 0.179 277.8);

Tailwind

colors: {
  custom: {
    50: '#8474cb',
    500: '#433fb4',
    950: '#000000',
  },
}

SCSS

$custom: #433fb4;
$custom-light: #8474cb;
$custom-dark: #000000;

JSON

{
  "hex": "#433fb4",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 180
  },
  "hsl": {
    "h": 242.051,
    "s": 48.148,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44712,
    "c": 0.1792,
    "h": 277.8
  },
  "luminance": 0.08044
}

Semantic roles & 50–950 ramp

primary

#433FB4

secondary

#C3C58A

accent

#D850D3

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433FB4

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

Preview Lab → · Contrast checker → · Palette generator →