#433F88#433F88

#433F88 is a dark, moderate blue. Relative luminance 0.065; OKLCH L 41.2% C 0.118 H 282.4°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#433F88
RGB	rgb(67, 63, 136)
HSL	hsl(243, 37%, 39%)
HSV	hsv(243, 54%, 53%)
CMYK	cmyk(50.7%, 53.7%, 0%, 46.7%)
CIE-LAB	lab(30.70, 22.60, -40.46)
CIE-LCH	lch(30.70, 46.34, 299.19°)
OKLab	oklab(41.17% 0.0253 -0.1153)
OKLCH	oklch(41.17% 0.118 282.4)
XYZ	xyz(8.5348, 6.5254, 24.0976)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#433F88 #84883F

analogous

#3F6088 #433F88 #683F88

triadic

#433F88 #88433F #3F8843

tetradic

#433F88 #883F60 #84883F #3F8868

square

#433F88 #883F60 #84883F #3F8868

split-complementary

#433F88 #88683F #60883F

monochromatic

#1A1834 #2E2C5E #433F88 #5954B0 #827EC3

Accessibility & contrast

On white

9.11

#433F88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#433F88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #433F88

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##433F88	#FFFFFF	#000000	##FFFFFF
##433F88	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4B8B

Deuteranopia (green-blind)

#154686

Tritanopia (blue-blind)

#294F5D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #433f88;
/* rgb */ color: rgb(67, 63, 136);
/* oklch */ color: oklch(41.2% 0.118 282.4);

Tailwind

colors: {
  custom: {
    50: '#7c74ab',
    500: '#433f88',
    950: '#000000',
  },
}

SCSS

$custom: #433f88;
$custom-light: #7c74ab;
$custom-dark: #000000;

JSON

{
  "hex": "#433f88",
  "rgb": {
    "r": 67,
    "g": 63,
    "b": 136
  },
  "hsl": {
    "h": 243.288,
    "s": 36.683,
    "l": 39.02
  },
  "oklch": {
    "l": 0.41165,
    "c": 0.11808,
    "h": 282.4
  },
  "luminance": 0.06526
}

Semantic roles & 50–950 ramp

primary

#433F88

secondary

#AAAE75

accent

#CD5BC6

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A0810

muted

#7C7B7F

Preview Lab

Preview with #433F88

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

Preview Lab → · Contrast checker → · Palette generator →