#B53430#B53430
#B53430 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.166 H 26.6°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).
Color values
| HEX | #B53430 |
|---|---|
| RGB | rgb(181, 52, 48) |
| HSL | hsl(2, 58%, 45%) |
| HSV | hsv(2, 73%, 71%) |
| CMYK | cmyk(0%, 71.3%, 73.5%, 29%) |
| CIE-LAB | lab(41.99, 51.43, 32.89) |
| CIE-LCH | lch(41.99, 61.05, 32.60°) |
| OKLab | oklab(51.98% 0.1488 0.0744) |
| OKLCH | oklch(51.98% 0.166 26.6) |
| XYZ | xyz(20.8199, 12.4963, 4.1115) |
| Luminance | 0.1249 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Firebrick
#B22222
ΔE00 3.15
Dull Red
#BB3F3F
ΔE00 3.59
Brown
#A52A2A
ΔE00 4.03
Scarlet
#BE0119
ΔE00 4.72
Reddish
#C44240
ΔE00 4.92
Lipstick Red
#C0022F
ΔE00 5.26
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B53430 #30B1B5
analogous
#B5306E #B53430 #B57730
triadic
#B53430 #30B534 #3430B5
tetradic
#B53430 #6EB530 #30B1B5 #7730B5
square
#B53430 #6EB530 #30B1B5 #7730B5
split-complementary
#B53430 #30B577 #306EB5
monochromatic
#541816 #852623 #B53430 #D15551 #DE8482
Accessibility & contrast
On white
6.00
#B53430 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.50
#B53430 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B53430
6.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B53430 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B53430 | 1.00 | 6.00 | 3.50 | 6.00 |
| #FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.50 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#59512E
Deuteranopia (green-blind)
#796D2B
Tritanopia (blue-blind)
#C70034
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #b53430; /* rgb */ color: rgb(181, 52, 48); /* oklch */ color: oklch(52.0% 0.166 26.6);
Tailwind
colors: {
custom: {
50: '#d37469',
500: '#b53430',
950: '#000000',
},
}SCSS
$custom: #b53430; $custom-light: #d37469; $custom-dark: #000000;
JSON
{
"hex": "#b53430",
"rgb": {
"r": 181,
"g": 52,
"b": 48
},
"hsl": {
"h": 1.805,
"s": 58.079,
"l": 44.902
},
"oklch": {
"l": 0.51975,
"c": 0.16638,
"h": 26.6
},
"luminance": 0.12493
}Semantic roles & 50–950 ramp
primary
#B53430
secondary
#7AC5C7
accent
#DDE146
background
#FEF7F6
surface
#FCEDEB
border
#D5C8C6
text
#160906
muted
#847B7A