#433C8B#433C8B

#433C8B is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.8% C 0.127 H 283.2°. Best body text is #FFFFFF at 9.30:1 contrast (WCAG AA passes).

Color values

HEX	#433C8B
RGB	rgb(67, 60, 139)
HSL	hsl(245, 40%, 39%)
HSV	hsv(245, 57%, 55%)
CMYK	cmyk(51.8%, 56.8%, 0%, 45.5%)
CIE-LAB	lab(30.13, 25.54, -43.23)
CIE-LCH	lch(30.13, 50.21, 300.58°)
OKLab	oklab(40.81% 0.029 -0.1235)
OKLCH	oklch(40.81% 0.127 283.2)
XYZ	xyz(8.5894, 6.2886, 25.1823)
Luminance	0.0629 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433C8B #848B3C

analogous

#3C5D8B #433C8B #6B3C8B

triadic

#433C8B #8B433C #3C8B43

tetradic

#433C8B #8B3C5D #848B3C #3C8B6B

square

#433C8B #8B3C5D #848B3C #3C8B6B

split-complementary

#433C8B #8B6B3C #5D8B3C

monochromatic

#1A1736 #2E2A60 #433C8B #5951B4 #827BC6

Accessibility & contrast

On white

9.30

#433C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#433C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433C8B

9.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433C8B	#FFFFFF	#000000	##FFFFFF
##433C8B	1.00	9.30	2.26	9.30
#FFFFFF	9.30	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B4A8E

Deuteranopia (green-blind)

#024489

Tritanopia (blue-blind)

#284E5D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #433c8b;
/* rgb */ color: rgb(67, 60, 139);
/* oklch */ color: oklch(40.8% 0.127 283.2);

Tailwind

colors: {
  custom: {
    50: '#7d72ad',
    500: '#433c8b',
    950: '#000000',
  },
}

SCSS

$custom: #433c8b;
$custom-light: #7d72ad;
$custom-dark: #000000;

JSON

{
  "hex": "#433c8b",
  "rgb": {
    "r": 67,
    "g": 60,
    "b": 139
  },
  "hsl": {
    "h": 245.316,
    "s": 39.698,
    "l": 39.02
  },
  "oklch": {
    "l": 0.40805,
    "c": 0.12689,
    "h": 283.2
  },
  "luminance": 0.06289
}

Semantic roles & 50–950 ramp

primary

#433C8B

secondary

#AAB073

accent

#D058C5

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#0A0810

muted

#7C7B7F

Preview Lab

Preview with #433C8B

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

Preview Lab → · Contrast checker → · Palette generator →