#B53745#B53745
#B53745 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.6% C 0.161 H 18.5°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).
Color values
| HEX | #B53745 |
|---|---|
| RGB | rgb(181, 55, 69) |
| HSL | hsl(353, 53%, 46%) |
| HSV | hsv(353, 70%, 71%) |
| CMYK | cmyk(0%, 69.6%, 61.9%, 29%) |
| CIE-LAB | lab(42.75, 51.43, 21.15) |
| CIE-LCH | lch(42.75, 55.61, 22.36°) |
| OKLab | oklab(52.64% 0.1531 0.0512) |
| OKLCH | oklch(52.64% 0.161 18.5) |
| XYZ | xyz(21.4986, 12.9888, 7.0041) |
| Luminance | 0.1299 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Cardinal
#C41E3A
ΔE00 3.72
Dusty Red
#B9484E
ΔE00 3.78
Dull Red
#BB3F3F
ΔE00 4.37
Rose Red
#BE013C
ΔE00 4.63
Ruby
#CA0147
ΔE00 5.32
Lipstick Red
#C0022F
ΔE00 5.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B53745 #37B5A7
analogous
#B53784 #B53745 #B56837
triadic
#B53745 #45B537 #3745B5
tetradic
#B53745 #84B537 #37B5A7 #6837B5
square
#B53745 #84B537 #37B5A7 #6837B5
split-complementary
#B53745 #37B568 #3784B5
monochromatic
#571A21 #862933 #B53745 #CD5C68 #DC8B94
Accessibility & contrast
On white
5.84
#B53745 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.60
#B53745 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B53745
5.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B53745 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B53745 | 1.00 | 5.84 | 3.60 | 5.84 |
| #FFFFFF | 5.84 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.84 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#585445
Deuteranopia (green-blind)
#786F42
Tritanopia (blue-blind)
#C6163D
Achromatopsia (no color)
#656565
Design tokens & code
CSS
--color: #b53745; /* rgb */ color: rgb(181, 55, 69); /* oklch */ color: oklch(52.6% 0.161 18.5);
Tailwind
colors: {
custom: {
50: '#d27678',
500: '#b53745',
950: '#000000',
},
}SCSS
$custom: #b53745; $custom-light: #d27678; $custom-dark: #000000;
JSON
{
"hex": "#b53745",
"rgb": {
"r": 181,
"g": 55,
"b": 69
},
"hsl": {
"h": 353.333,
"s": 53.39,
"l": 46.275
},
"oklch": {
"l": 0.52642,
"c": 0.16148,
"h": 18.5
},
"luminance": 0.12986
}Semantic roles & 50–950 ramp
primary
#B53745
secondary
#82C6BE
accent
#DDCD4B
background
#FDF7F7
surface
#FBEDED
border
#D4C8C8
text
#150909
muted
#837B7B