#433DA1#433DA1
#433DA1 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.156 H 280.2°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).
Color values
| HEX | #433DA1 |
|---|---|
| RGB | rgb(67, 61, 161) |
| HSL | hsl(244, 45%, 44%) |
| HSV | hsv(244, 62%, 63%) |
| CMYK | cmyk(58.4%, 62.1%, 0%, 36.9%) |
| CIE-LAB | lab(32.04, 32.19, -53.56) |
| CIE-LCH | lch(32.04, 62.49, 301.00°) |
| OKLab | oklab(42.74% 0.0276 -0.1539) |
| OKLCH | oklch(42.74% 0.156 280.2) |
| XYZ | xyz(10.4145, 7.1033, 34.5336) |
| Luminance | 0.0710 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blueberry
#464196
ΔE00 2.39
Ocean Blue
#4F42B5
ΔE00 3.59
Darkslateblue
#483D8B
ΔE00 4.02
Sapphire (survey)
#2138AB
ΔE00 4.20
Blue With A Hint Of Purple
#533CC6
ΔE00 5.92
Blue Blue
#2242C7
ΔE00 6.22
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#433DA1 #9BA13D
analogous
#3D69A1 #433DA1 #753DA1
triadic
#433DA1 #A1433D #3DA143
tetradic
#433DA1 #A13D69 #9BA13D #3DA175
square
#433DA1 #A13D69 #9BA13D #3DA175
split-complementary
#433DA1 #A1753D #69A13D
monochromatic
#1E1B48 #312C75 #433DA1 #615BC1 #8B87D1
Accessibility & contrast
On white
8.67
#433DA1 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.42
#433DA1 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #433DA1
8.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##433DA1 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##433DA1 | 1.00 | 8.67 | 2.42 | 8.67 |
| #FFFFFF | 8.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.42 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004FA4
Deuteranopia (green-blind)
#00489F
Tritanopia (blue-blind)
#0A5569
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #433da1; /* rgb */ color: rgb(67, 61, 161); /* oklch */ color: oklch(42.7% 0.156 280.2);
Tailwind
colors: {
custom: {
50: '#8173be',
500: '#433da1',
950: '#000000',
},
}SCSS
$custom: #433da1; $custom-light: #8173be; $custom-dark: #000000;
JSON
{
"hex": "#433da1",
"rgb": {
"r": 67,
"g": 61,
"b": 161
},
"hsl": {
"h": 243.6,
"s": 45.045,
"l": 43.529
},
"oklch": {
"l": 0.42742,
"c": 0.15635,
"h": 280.2
},
"luminance": 0.07104
}Semantic roles & 50–950 ramp
primary
#433DA1
secondary
#B8BC7E
accent
#D553CD
background
#F8F7FB
surface
#EFEDF7
border
#CAC8D0
text
#0B0812
muted
#7C7B81