#433F97#433F97

#433F97 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.3% C 0.140 H 280.6°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#433F97
RGB	rgb(67, 63, 151)
HSL	hsl(243, 41%, 42%)
HSV	hsv(243, 58%, 59%)
CMYK	cmyk(55.6%, 58.3%, 0%, 40.8%)
CIE-LAB	lab(31.77, 27.58, -47.95)
CIE-LCH	lch(31.77, 55.31, 299.91°)
OKLab	oklab(42.3% 0.0258 -0.1374)
OKLCH	oklch(42.3% 0.14 280.6)
XYZ	xyz(9.6764, 6.9821, 30.1099)
Luminance	0.0698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433F97 #93973F

analogous

#3F6797 #433F97 #6F3F97

triadic

#433F97 #97433F #3F9743

tetradic

#433F97 #973F67 #93973F #3F976F

square

#433F97 #973F67 #93973F #3F976F

split-complementary

#433F97 #976F3F #67973F

monochromatic

#1D1B41 #302D6C #433F97 #5E59BA #8885CC

Accessibility & contrast

On white

8.76

#433F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#433F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433F97

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433F97	#FFFFFF	#000000	##FFFFFF
##433F97	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9A

Deuteranopia (green-blind)

#004795

Tritanopia (blue-blind)

#1C5364

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #433f97;
/* rgb */ color: rgb(67, 63, 151);
/* oklch */ color: oklch(42.3% 0.140 280.6);

Tailwind

colors: {
  custom: {
    50: '#7f74b6',
    500: '#433f97',
    950: '#000000',
  },
}

SCSS

$custom: #433f97;
$custom-light: #7f74b6;
$custom-dark: #000000;

JSON

{
  "hex": "#433f97",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 151
  },
  "hsl": {
    "h": 242.727,
    "s": 41.121,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42297,
    "c": 0.13976,
    "h": 280.6
  },
  "luminance": 0.06983
}

Semantic roles & 50–950 ramp

primary

#433F97

secondary

#B4B67C

accent

#D157CB

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0B0811

muted

#7C7B80

Preview Lab

Preview with #433F97

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

Preview Lab → · Contrast checker → · Palette generator →