#433E9B#433E9B
#433E9B is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.4% C 0.147 H 280.5°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).
Color values
| HEX | #433E9B |
|---|---|
| RGB | rgb(67, 62, 155) |
| HSL | hsl(243, 43%, 43%) |
| HSV | hsv(243, 60%, 61%) |
| CMYK | cmyk(56.8%, 60%, 0%, 39.2%) |
| CIE-LAB | lab(31.82, 29.56, -50.29) |
| CIE-LCH | lch(31.82, 58.34, 300.44°) |
| OKLab | oklab(42.43% 0.0268 -0.1443) |
| OKLCH | oklch(42.43% 0.147 280.5) |
| XYZ | xyz(9.9519, 7.0045, 31.8316) |
| Luminance | 0.0701 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blueberry
#464196
ΔE00 1.42
Darkslateblue
#483D8B
ΔE00 3.11
Ocean Blue
#4F42B5
ΔE00 4.36
Sapphire (survey)
#2138AB
ΔE00 4.74
Blue With A Hint Of Purple
#533CC6
ΔE00 6.86
Blue Blue
#2242C7
ΔE00 6.95
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#433E9B #969B3E
analogous
#3E679B #433E9B #723E9B
triadic
#433E9B #9B433E #3E9B43
tetradic
#433E9B #9B3E67 #969B3E #3E9B72
square
#433E9B #9B3E67 #969B3E #3E9B72
split-complementary
#433E9B #9B723E #679B3E
monochromatic
#1D1B44 #302D6F #433E9B #5F59BD #8985CE
Accessibility & contrast
On white
8.75
#433E9B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.40
#433E9B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #433E9B
8.75:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##433E9B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##433E9B | 1.00 | 8.75 | 2.40 | 8.75 |
| #FFFFFF | 8.75 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.40 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.75 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004E9E
Deuteranopia (green-blind)
#004799
Tritanopia (blue-blind)
#165466
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #433e9b; /* rgb */ color: rgb(67, 62, 155); /* oklch */ color: oklch(42.4% 0.147 280.5);
Tailwind
colors: {
custom: {
50: '#7f73b9',
500: '#433e9b',
950: '#000000',
},
}SCSS
$custom: #433e9b; $custom-light: #7f73b9; $custom-dark: #000000;
JSON
{
"hex": "#433e9b",
"rgb": {
"r": 67,
"g": 62,
"b": 155
},
"hsl": {
"h": 243.226,
"s": 42.857,
"l": 42.549
},
"oklch": {
"l": 0.4243,
"c": 0.14675,
"h": 280.5
},
"luminance": 0.07005
}Semantic roles & 50–950 ramp
primary
#433E9B
secondary
#B5B97C
accent
#D355CC
background
#F8F7FB
surface
#EFEDF6
border
#CAC8D0
text
#0B0811
muted
#7C7B80