#B53434#B53434
#B53434 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.166 H 25.0°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #B53434 |
|---|---|
| RGB | rgb(181, 52, 52) |
| HSL | hsl(0, 55%, 46%) |
| HSV | hsv(0, 71%, 71%) |
| CMYK | cmyk(0%, 71.3%, 71.3%, 29%) |
| CIE-LAB | lab(42.05, 51.62, 30.60) |
| CIE-LCH | lch(42.05, 60.00, 30.66°) |
| OKLab | oklab(52.03% 0.1503 0.0702) |
| OKLCH | oklch(52.03% 0.166 25) |
| XYZ | xyz(20.9062, 12.5308, 4.5660) |
| Luminance | 0.1253 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dull Red
#BB3F3F
ΔE00 2.92
Firebrick
#B22222
ΔE00 3.85
Brown
#A52A2A
ΔE00 4.03
Lipstick Red
#C0022F
ΔE00 4.55
Cardinal
#C41E3A
ΔE00 4.58
Reddish
#C44240
ΔE00 4.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B53434 #34B5B5
analogous
#B53474 #B53434 #B57434
triadic
#B53434 #34B534 #3434B5
tetradic
#B53434 #74B534 #34B5B5 #7434B5
square
#B53434 #74B534 #34B5B5 #7434B5
split-complementary
#B53434 #34B574 #3474B5
monochromatic
#561919 #852626 #B53434 #CF5757 #DC8787
Accessibility & contrast
On white
5.99
#B53434 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.51
#B53434 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B53434
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B53434 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B53434 | 1.00 | 5.99 | 3.51 | 5.99 |
| #FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.51 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#595133
Deuteranopia (green-blind)
#796D30
Tritanopia (blue-blind)
#C70336
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #b53434; /* rgb */ color: rgb(181, 52, 52); /* oklch */ color: oklch(52.0% 0.166 25.0);
Tailwind
colors: {
custom: {
50: '#d3746b',
500: '#b53434',
950: '#000000',
},
}SCSS
$custom: #b53434; $custom-light: #d3746b; $custom-dark: #000000;
JSON
{
"hex": "#b53434",
"rgb": {
"r": 181,
"g": 52,
"b": 52
},
"hsl": {
"h": 0,
"s": 55.365,
"l": 45.686
},
"oklch": {
"l": 0.52032,
"c": 0.16584,
"h": 25
},
"luminance": 0.12528
}Semantic roles & 50–950 ramp
primary
#B53434
secondary
#7FC6C6
accent
#DFDF49
background
#FEF7F6
surface
#FCEDEB
border
#D5C8C6
text
#160906
muted
#847B7A