#433F83#433F83

#433F83 is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.8% C 0.111 H 283.0°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#433F83
RGB	rgb(67, 63, 131)
HSL	hsl(244, 35%, 38%)
HSV	hsv(244, 52%, 51%)
CMYK	cmyk(48.9%, 51.9%, 0%, 48.6%)
CIE-LAB	lab(30.37, 20.96, -37.89)
CIE-LCH	lch(30.37, 43.30, 298.95°)
OKLab	oklab(40.81% 0.0249 -0.1078)
OKLCH	oklch(40.81% 0.111 283)
XYZ	xyz(8.1878, 6.3866, 22.2696)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433F83 #7F833F

analogous

#3F5D83 #433F83 #653F83

triadic

#433F83 #83433F #3F8343

tetradic

#433F83 #833F5D #7F833F #3F8365

square

#433F83 #833F5D #7F833F #3F8365

split-complementary

#433F83 #83653F #5D833F

monochromatic

#191730 #2E2B5A #433F83 #5853AC #807CC0

Accessibility & contrast

On white

9.22

#433F83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#433F83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433F83

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433F83	#FFFFFF	#000000	##FFFFFF
##433F83	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204A85

Deuteranopia (green-blind)

#1C4582

Tritanopia (blue-blind)

#2D4E5B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #433f83;
/* rgb */ color: rgb(67, 63, 131);
/* oklch */ color: oklch(40.8% 0.111 283.0);

Tailwind

colors: {
  custom: {
    50: '#7c74a7',
    500: '#433f83',
    950: '#000000',
  },
}

SCSS

$custom: #433f83;
$custom-light: #7c74a7;
$custom-dark: #000000;

JSON

{
  "hex": "#433f83",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 131
  },
  "hsl": {
    "h": 243.529,
    "s": 35.052,
    "l": 38.039
  },
  "oklch": {
    "l": 0.40807,
    "c": 0.11063,
    "h": 283
  },
  "luminance": 0.06387
}

Semantic roles & 50–950 ramp

primary

#433F83

secondary

#A7AA73

accent

#CB5DC5

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A080F

muted

#7C7B7F

Preview Lab

Preview with #433F83

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

Preview Lab → · Contrast checker → · Palette generator →