#433F80#433F80

#433F80 is a dark, moderate blue. Relative luminance 0.063; OKLCH L 40.6% C 0.106 H 283.4°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#433F80
RGB	rgb(67, 63, 128)
HSL	hsl(244, 34%, 37%)
HSV	hsv(244, 51%, 50%)
CMYK	cmyk(47.7%, 50.8%, 0%, 49.8%)
CIE-LAB	lab(30.17, 19.99, -36.34)
CIE-LCH	lch(30.17, 41.47, 298.81°)
OKLab	oklab(40.6% 0.0246 -0.1032)
OKLCH	oklch(40.6% 0.106 283.4)
XYZ	xyz(7.9874, 6.3065, 21.2143)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433F80 #7C803F

analogous

#3F5C80 #433F80 #633F80

triadic

#433F80 #80433F #3F8043

tetradic

#433F80 #803F5C #7C803F #3F8063

square

#433F80 #803F5C #7C803F #3F8063

split-complementary

#433F80 #80633F #5C803F

monochromatic

#18172E #2E2B57 #433F80 #5853A9 #7F7BBE

Accessibility & contrast

On white

9.29

#433F80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#433F80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433F80

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433F80	#FFFFFF	#000000	##FFFFFF
##433F80	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234982

Deuteranopia (green-blind)

#20457F

Tritanopia (blue-blind)

#2F4D59

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #433f80;
/* rgb */ color: rgb(67, 63, 128);
/* oklch */ color: oklch(40.6% 0.106 283.4);

Tailwind

colors: {
  custom: {
    50: '#7b74a5',
    500: '#433f80',
    950: '#000000',
  },
}

SCSS

$custom: #433f80;
$custom-light: #7b74a5;
$custom-dark: #000000;

JSON

{
  "hex": "#433f80",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 128
  },
  "hsl": {
    "h": 243.692,
    "s": 34.031,
    "l": 37.451
  },
  "oklch": {
    "l": 0.40598,
    "c": 0.10611,
    "h": 283.4
  },
  "luminance": 0.06307
}

Semantic roles & 50–950 ramp

primary

#433F80

secondary

#A5A872

accent

#CA5EC3

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A080F

muted

#7C7B7F

Preview Lab

Preview with #433F80

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

Preview Lab → · Contrast checker → · Palette generator →