#433B91#433B91

#433B91 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.1% C 0.137 H 282.8°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#433B91
RGB	rgb(67, 59, 145)
HSL	hsl(246, 42%, 40%)
HSV	hsv(246, 59%, 57%)
CMYK	cmyk(53.8%, 59.3%, 0%, 43.1%)
CIE-LAB	lab(30.32, 28.16, -46.63)
CIE-LCH	lch(30.32, 54.47, 301.13°)
OKLab	oklab(41.08% 0.0302 -0.1335)
OKLCH	oklch(41.08% 0.137 282.8)
XYZ	xyz(8.9880, 6.3650, 27.5375)
Luminance	0.0637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433B91 #89913B

analogous

#3B5E91 #433B91 #6E3B91

triadic

#433B91 #91433B #3B9143

tetradic

#433B91 #913B5E #89913B #3B916E

square

#433B91 #913B5E #89913B #3B916E

split-complementary

#433B91 #916E3B #5E913B

monochromatic

#1B183A #2F2966 #433B91 #5B51B8 #847CCA

Accessibility & contrast

On white

9.24

#433B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#433B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433B91

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433B91	#FFFFFF	#000000	##FFFFFF
##433B91	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A94

Deuteranopia (green-blind)

#00448F

Tritanopia (blue-blind)

#234F60

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #433b91;
/* rgb */ color: rgb(67, 59, 145);
/* oklch */ color: oklch(41.1% 0.137 282.8);

Tailwind

colors: {
  custom: {
    50: '#7e71b2',
    500: '#433b91',
    950: '#000000',
  },
}

SCSS

$custom: #433b91;
$custom-light: #7e71b2;
$custom-dark: #000000;

JSON

{
  "hex": "#433b91",
  "rgb": {
    "r": 67,
    "g": 59,
    "b": 145
  },
  "hsl": {
    "h": 245.581,
    "s": 42.157,
    "l": 40
  },
  "oklch": {
    "l": 0.41082,
    "c": 0.13688,
    "h": 282.8
  },
  "luminance": 0.06366
}

Semantic roles & 50–950 ramp

primary

#433B91

secondary

#AEB474

accent

#D256C6

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #433B91

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

Preview Lab → · Contrast checker → · Palette generator →