#433F90#433F90

#433F90 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.130 H 281.4°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#433F90
RGB	rgb(67, 63, 144)
HSL	hsl(243, 39%, 41%)
HSV	hsv(243, 56%, 56%)
CMYK	cmyk(53.5%, 56.3%, 0%, 43.5%)
CIE-LAB	lab(31.26, 25.25, -44.49)
CIE-LCH	lch(31.26, 51.15, 299.58°)
OKLab	oklab(41.76% 0.0257 -0.1272)
OKLCH	oklch(41.76% 0.13 281.4)
XYZ	xyz(9.1247, 6.7614, 27.2044)
Luminance	0.0676 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433F90 #8C903F

analogous

#3F6390 #433F90 #6B3F90

triadic

#433F90 #90433F #3F9043

tetradic

#433F90 #903F63 #8C903F #3F906B

square

#433F90 #903F63 #8C903F #3F906B

split-complementary

#433F90 #906B3F #63903F

monochromatic

#1B1A3B #2F2C65 #433F90 #5B57B5 #8581C8

Accessibility & contrast

On white

8.93

#433F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#433F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433F90

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433F90	#FFFFFF	#000000	##FFFFFF
##433F90	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C4C93

Deuteranopia (green-blind)

#00478E

Tritanopia (blue-blind)

#235161

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #433f90;
/* rgb */ color: rgb(67, 63, 144);
/* oklch */ color: oklch(41.8% 0.130 281.4);

Tailwind

colors: {
  custom: {
    50: '#7e74b1',
    500: '#433f90',
    950: '#000000',
  },
}

SCSS

$custom: #433f90;
$custom-light: #7e74b1;
$custom-dark: #000000;

JSON

{
  "hex": "#433f90",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 144
  },
  "hsl": {
    "h": 242.963,
    "s": 39.13,
    "l": 40.588
  },
  "oklch": {
    "l": 0.41758,
    "c": 0.12975,
    "h": 281.4
  },
  "luminance": 0.06762
}

Semantic roles & 50–950 ramp

primary

#433F90

secondary

#AFB278

accent

#CF59C9

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #433F90

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

Preview Lab → · Contrast checker → · Palette generator →