#433DB6#433DB6

#433DB6 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.6% C 0.184 H 278.0°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#433DB6
RGB	rgb(67, 61, 182)
HSL	hsl(243, 50%, 48%)
HSV	hsv(243, 66%, 71%)
CMYK	cmyk(63.2%, 66.5%, 0%, 28.6%)
CIE-LAB	lab(33.79, 39.15, -63.26)
CIE-LCH	lch(33.79, 74.40, 301.75°)
OKLab	oklab(44.56% 0.0258 -0.1824)
OKLCH	oklch(44.56% 0.184 278)
XYZ	xyz(12.4243, 7.9072, 45.1184)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.06

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433DB6 #B0B63D

analogous

#3D74B6 #433DB6 #7F3DB6

triadic

#433DB6 #B6433D #3DB643

tetradic

#433DB6 #B63D74 #B0B63D #3DB67F

square

#433DB6 #B63D74 #B0B63D #3DB67F

split-complementary

#433DB6 #B67F3D #74B63D

monochromatic

#211E5A #322E88 #433DB6 #6A65CB #9693DB

Accessibility & contrast

On white

8.13

#433DB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#433DB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433DB6

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433DB6	#FFFFFF	#000000	##FFFFFF
##433DB6	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BA

Deuteranopia (green-blind)

#004AB4

Tritanopia (blue-blind)

#005C74

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #433db6;
/* rgb */ color: rgb(67, 61, 182);
/* oklch */ color: oklch(44.6% 0.184 278.0);

Tailwind

colors: {
  custom: {
    50: '#8473cd',
    500: '#433db6',
    950: '#000000',
  },
}

SCSS

$custom: #433db6;
$custom-light: #8473cd;
$custom-dark: #000000;

JSON

{
  "hex": "#433db6",
  "rgb": {
    "r": 67,
    "g": 61,
    "b": 182
  },
  "hsl": {
    "h": 242.975,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.4456,
    "c": 0.18418,
    "h": 278
  },
  "luminance": 0.07908
}

Semantic roles & 50–950 ramp

primary

#433DB6

secondary

#C3C689

accent

#D94ED2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #433DB6

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

Preview Lab → · Contrast checker → · Palette generator →