#433F87#433F87

#433F87 is a dark, moderate blue. Relative luminance 0.065; OKLCH L 41.1% C 0.117 H 282.5°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#433F87
RGB	rgb(67, 63, 135)
HSL	hsl(243, 36%, 39%)
HSV	hsv(243, 53%, 53%)
CMYK	cmyk(50.4%, 53.3%, 0%, 47.1%)
CIE-LAB	lab(30.63, 22.27, -39.95)
CIE-LCH	lch(30.63, 45.74, 299.14°)
OKLab	oklab(41.09% 0.0252 -0.1138)
OKLCH	oklch(41.09% 0.117 282.5)
XYZ	xyz(8.4641, 6.4971, 23.7251)
Luminance	0.0650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433F87 #83873F

analogous

#3F5F87 #433F87 #673F87

triadic

#433F87 #87433F #3F8743

tetradic

#433F87 #873F5F #83873F #3F8767

square

#433F87 #873F5F #83873F #3F8767

split-complementary

#433F87 #87673F #5F873F

monochromatic

#1A1834 #2E2C5D #433F87 #5954AF #827EC3

Accessibility & contrast

On white

9.13

#433F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#433F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433F87

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433F87	#FFFFFF	#000000	##FFFFFF
##433F87	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B4B8A

Deuteranopia (green-blind)

#164685

Tritanopia (blue-blind)

#2A4F5D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #433f87;
/* rgb */ color: rgb(67, 63, 135);
/* oklch */ color: oklch(41.1% 0.117 282.5);

Tailwind

colors: {
  custom: {
    50: '#7c74aa',
    500: '#433f87',
    950: '#000000',
  },
}

SCSS

$custom: #433f87;
$custom-light: #7c74aa;
$custom-dark: #000000;

JSON

{
  "hex": "#433f87",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 135
  },
  "hsl": {
    "h": 243.333,
    "s": 36.364,
    "l": 38.824
  },
  "oklch": {
    "l": 0.41092,
    "c": 0.1166,
    "h": 282.5
  },
  "luminance": 0.06498
}

Semantic roles & 50–950 ramp

primary

#433F87

secondary

#AAAD75

accent

#CC5BC6

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A0810

muted

#7C7B7F

Preview Lab

Preview with #433F87

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

Preview Lab → · Contrast checker → · Palette generator →