#433CB3#433CB3

#433CB3 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.1% C 0.181 H 278.5°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#433CB3
RGB	rgb(67, 60, 179)
HSL	hsl(244, 50%, 47%)
HSV	hsv(244, 66%, 70%)
CMYK	cmyk(62.6%, 66.5%, 0%, 29.8%)
CIE-LAB	lab(33.30, 38.76, -62.28)
CIE-LCH	lch(33.30, 73.36, 301.90°)
OKLab	oklab(44.13% 0.027 -0.1795)
OKLCH	oklch(44.13% 0.181 278.5)
XYZ	xyz(12.0647, 7.6787, 43.4855)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.24

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433CB3 #ACB33C

analogous

#3C71B3 #433CB3 #7E3CB3

triadic

#433CB3 #B3433C #3CB343

tetradic

#433CB3 #B33C71 #ACB33C #3CB37E

square

#433CB3 #B33C71 #ACB33C #3CB37E

split-complementary

#433CB3 #B37E3C #71B33C

monochromatic

#211D57 #322D85 #433CB3 #6862CA #9490DA

Accessibility & contrast

On white

8.28

#433CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#433CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433CB3

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433CB3	#FFFFFF	#000000	##FFFFFF
##433CB3	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B7

Deuteranopia (green-blind)

#0049B1

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #433cb3;
/* rgb */ color: rgb(67, 60, 179);
/* oklch */ color: oklch(44.1% 0.181 278.5);

Tailwind

colors: {
  custom: {
    50: '#8472cb',
    500: '#433cb3',
    950: '#000000',
  },
}

SCSS

$custom: #433cb3;
$custom-light: #8472cb;
$custom-dark: #000000;

JSON

{
  "hex": "#433cb3",
  "rgb": {
    "r": 67,
    "g": 60,
    "b": 179
  },
  "hsl": {
    "h": 243.529,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44128,
    "c": 0.18149,
    "h": 278.5
  },
  "luminance": 0.0768
}

Semantic roles & 50–950 ramp

primary

#433CB3

secondary

#C1C586

accent

#D94ED1

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #433CB3

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

Preview Lab → · Contrast checker → · Palette generator →