#433CB4#433CB4

#433CB4 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.2% C 0.183 H 278.4°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#433CB4
RGB	rgb(67, 60, 180)
HSL	hsl(244, 50%, 47%)
HSV	hsv(244, 67%, 71%)
CMYK	cmyk(62.8%, 66.7%, 0%, 29.4%)
CIE-LAB	lab(33.39, 39.09, -62.73)
CIE-LCH	lch(33.39, 73.91, 301.93°)
OKLab	oklab(44.22% 0.0268 -0.1808)
OKLCH	oklch(44.22% 0.183 278.4)
XYZ	xyz(12.1662, 7.7193, 44.0200)
Luminance	0.0772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.22

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433CB4 #ADB43C

analogous

#3C71B4 #433CB4 #7F3CB4

triadic

#433CB4 #B4433C #3CB443

tetradic

#433CB4 #B43C71 #ADB43C #3CB47F

square

#433CB4 #B43C71 #ADB43C #3CB47F

split-complementary

#433CB4 #B47F3C #71B43C

monochromatic

#211D58 #322D86 #433CB4 #6862CB #9590DA

Accessibility & contrast

On white

8.25

#433CB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#433CB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433CB4

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433CB4	#FFFFFF	#000000	##FFFFFF
##433CB4	1.00	8.25	2.54	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B8

Deuteranopia (green-blind)

#004AB2

Tritanopia (blue-blind)

#005B73

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #433cb4;
/* rgb */ color: rgb(67, 60, 180);
/* oklch */ color: oklch(44.2% 0.183 278.4);

Tailwind

colors: {
  custom: {
    50: '#8472cb',
    500: '#433cb4',
    950: '#000000',
  },
}

SCSS

$custom: #433cb4;
$custom-light: #8472cb;
$custom-dark: #000000;

JSON

{
  "hex": "#433cb4",
  "rgb": {
    "r": 67,
    "g": 60,
    "b": 180
  },
  "hsl": {
    "h": 243.5,
    "s": 50,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44218,
    "c": 0.18279,
    "h": 278.4
  },
  "luminance": 0.0772
}

Semantic roles & 50–950 ramp

primary

#433CB4

secondary

#C1C587

accent

#DA4ED1

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433CB4

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

Preview Lab → · Contrast checker → · Palette generator →