#433AAB#433AAB
#433AAB is a dark, vivid blue. Relative luminance 0.072; OKLCH L 43.1% C 0.173 H 279.8°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).
Color values
| HEX | #433AAB |
|---|---|
| RGB | rgb(67, 58, 171) |
| HSL | hsl(245, 49%, 45%) |
| HSV | hsv(245, 66%, 67%) |
| CMYK | cmyk(60.8%, 66.1%, 0%, 32.9%) |
| CIE-LAB | lab(32.17, 37.34, -59.37) |
| CIE-LCH | lch(32.17, 70.14, 302.17°) |
| OKLab | oklab(43.09% 0.0295 -0.171) |
| OKLCH | oklch(43.09% 0.173 279.8) |
| XYZ | xyz(11.1762, 7.1589, 39.3130) |
| Luminance | 0.0716 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 2.94
Sapphire (survey)
#2138AB
ΔE00 3.89
Blueberry
#464196
ΔE00 4.18
Blue With A Hint Of Purple
#533CC6
ΔE00 4.51
Blurple
#5539CC
ΔE00 5.33
Blue Blue
#2242C7
ΔE00 5.44
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#433AAB #A2AB3A
analogous
#3A69AB #433AAB #7C3AAB
triadic
#433AAB #AB433A #3AAB43
tetradic
#433AAB #AB3A69 #A2AB3A #3AAB7C
square
#433AAB #AB3A69 #A2AB3A #3AAB7C
split-complementary
#433AAB #AB7C3A #69AB3A
monochromatic
#1F1B50 #312A7D #433AAB #645BC7 #8F89D7
Accessibility & contrast
On white
8.63
#433AAB on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.43
#433AAB on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #433AAB
8.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##433AAB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##433AAB | 1.00 | 8.63 | 2.43 | 8.63 |
| #FFFFFF | 8.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.43 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050AF
Deuteranopia (green-blind)
#0047A9
Tritanopia (blue-blind)
#00576D
Achromatopsia (no color)
#4C4C4C
Design tokens & code
CSS
--color: #433aab; /* rgb */ color: rgb(67, 58, 171); /* oklch */ color: oklch(43.1% 0.173 279.8);
Tailwind
colors: {
custom: {
50: '#8371c5',
500: '#433aab',
950: '#000000',
},
}SCSS
$custom: #433aab; $custom-light: #8371c5; $custom-dark: #000000;
JSON
{
"hex": "#433aab",
"rgb": {
"r": 67,
"g": 58,
"b": 171
},
"hsl": {
"h": 244.779,
"s": 49.345,
"l": 44.902
},
"oklch": {
"l": 0.4309,
"c": 0.17349,
"h": 279.8
},
"luminance": 0.0716
}Semantic roles & 50–950 ramp
primary
#433AAB
secondary
#BCC180
accent
#D94FCE
background
#F8F6FC
surface
#F0ECF8
border
#CBC7D1
text
#0C0813
muted
#7D7B82