#4B4BB4#4B4BB4
#4B4BB4 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.4% C 0.162 H 278.2°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).
Color values
| HEX | #4B4BB4 |
|---|---|
| RGB | rgb(75, 75, 180) |
| HSL | hsl(240, 41%, 50%) |
| HSV | hsv(240, 58%, 71%) |
| CMYK | cmyk(58.3%, 58.3%, 0%, 29.4%) |
| CIE-LAB | lab(37.52, 31.16, -55.97) |
| CIE-LCH | lch(37.52, 64.06, 299.11°) |
| OKLab | oklab(47.4% 0.0232 -0.1607) |
| OKLCH | oklch(47.4% 0.162 278.2) |
| XYZ | xyz(13.6533, 9.8223, 44.3476) |
| Luminance | 0.0982 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 2.96
Blue Blue
#2242C7
ΔE00 5.04
Blueberry
#464196
ΔE00 5.27
Blue With A Hint Of Purple
#533CC6
ΔE00 5.28
Iris
#6258C4
ΔE00 5.51
Bluey Purple
#6241C7
ΔE00 5.76
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B4BB4 #B4B44B
analogous
#4B7FB4 #4B4BB4 #7F4BB4
triadic
#4B4BB4 #B44B4B #4BB44B
tetradic
#4B4BB4 #B44B80 #B4B44B #4BB480
square
#4B4BB4 #B44B80 #B4B44B #4BB480
split-complementary
#4B4BB4 #B4804B #80B44B
monochromatic
#27275E #393989 #4B4BB4 #7676C6 #A1A1D8
Accessibility & contrast
On white
7.08
#4B4BB4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.96
#4B4BB4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #4B4BB4
7.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B4BB4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4B4BB4 | 1.00 | 7.08 | 2.96 | 7.08 |
| #FFFFFF | 7.08 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.96 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.08 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#005DB8
Deuteranopia (green-blind)
#0054B2
Tritanopia (blue-blind)
#046478
Achromatopsia (no color)
#585858
Design tokens & code
CSS
--color: #4b4bb4; /* rgb */ color: rgb(75, 75, 180); /* oklch */ color: oklch(47.4% 0.162 278.2);
Tailwind
colors: {
custom: {
50: '#877dcb',
500: '#4b4bb4',
950: '#000000',
},
}SCSS
$custom: #4b4bb4; $custom-light: #877dcb; $custom-dark: #000000;
JSON
{
"hex": "#4b4bb4",
"rgb": {
"r": 75,
"g": 75,
"b": 180
},
"hsl": {
"h": 240,
"s": 41.176,
"l": 50
},
"oklch": {
"l": 0.47397,
"c": 0.16233,
"h": 278.2
},
"luminance": 0.09823
}Semantic roles & 50–950 ramp
primary
#4B4BB4
secondary
#C5C596
accent
#D157D1
background
#F8F7FC
surface
#F0EEF9
border
#CBC9D2
text
#0C0913
muted
#7D7B82