#433F89#433F89

#433F89 is a dark, moderate blue. Relative luminance 0.066; OKLCH L 41.2% C 0.120 H 282.2°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#433F89
RGB	rgb(67, 63, 137)
HSL	hsl(243, 37%, 39%)
HSV	hsv(243, 54%, 54%)
CMYK	cmyk(51.1%, 54%, 0%, 46.3%)
CIE-LAB	lab(30.77, 22.93, -40.97)
CIE-LCH	lch(30.77, 46.95, 299.24°)
OKLab	oklab(41.24% 0.0253 -0.1168)
OKLCH	oklch(41.24% 0.12 282.2)
XYZ	xyz(8.6062, 6.5540, 24.4736)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433F89 #85893F

analogous

#3F6089 #433F89 #683F89

triadic

#433F89 #89433F #3F8943

tetradic

#433F89 #893F60 #85893F #3F8968

square

#433F89 #893F60 #85893F #3F8968

split-complementary

#433F89 #89683F #60893F

monochromatic

#1A1835 #2E2C5F #433F89 #5A55B1 #827EC4

Accessibility & contrast

On white

9.09

#433F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#433F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433F89

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433F89	#FFFFFF	#000000	##FFFFFF
##433F89	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194B8C

Deuteranopia (green-blind)

#134687

Tritanopia (blue-blind)

#294F5D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #433f89;
/* rgb */ color: rgb(67, 63, 137);
/* oklch */ color: oklch(41.2% 0.120 282.2);

Tailwind

colors: {
  custom: {
    50: '#7d74ac',
    500: '#433f89',
    950: '#000000',
  },
}

SCSS

$custom: #433f89;
$custom-light: #7d74ac;
$custom-dark: #000000;

JSON

{
  "hex": "#433f89",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 137
  },
  "hsl": {
    "h": 243.243,
    "s": 37,
    "l": 39.216
  },
  "oklch": {
    "l": 0.41237,
    "c": 0.11954,
    "h": 282.2
  },
  "luminance": 0.06554
}

Semantic roles & 50–950 ramp

primary

#433F89

secondary

#ABAE76

accent

#CD5BC7

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A0810

muted

#7C7B7F

Preview Lab

Preview with #433F89

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

Preview Lab → · Contrast checker → · Palette generator →