#B13440#B13440
#B13440 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.5% C 0.161 H 19.6°. Best body text is #FFFFFF at 6.11:1 contrast (WCAG AA passes).
Color values
| HEX | #B13440 |
|---|---|
| RGB | rgb(177, 52, 64) |
| HSL | hsl(354, 55%, 45%) |
| HSV | hsv(354, 71%, 69%) |
| CMYK | cmyk(0%, 70.6%, 63.8%, 30.6%) |
| CIE-LAB | lab(41.49, 50.99, 22.47) |
| CIE-LCH | lch(41.49, 55.72, 23.78°) |
| OKLab | oklab(51.54% 0.1513 0.0539) |
| OKLCH | oklch(51.54% 0.161 19.6) |
| XYZ | xyz(20.2869, 12.1762, 6.1315) |
| Luminance | 0.1217 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Cardinal
#C41E3A
ΔE00 3.69
Dull Red
#BB3F3F
ΔE00 4.41
Rose Red
#BE013C
ΔE00 4.49
Dusty Red
#B9484E
ΔE00 4.75
Lipstick Red
#C0022F
ΔE00 4.76
Rouge
#AB1239
ΔE00 5.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B13440 #34B1A5
analogous
#B1347F #B13440 #B16734
triadic
#B13440 #40B134 #3440B1
tetradic
#B13440 #7FB134 #34B1A5 #6734B1
square
#B13440 #7FB134 #34B1A5 #6734B1
split-complementary
#B13440 #34B167 #347FB1
monochromatic
#52181E #82262F #B13440 #CD5561 #DB848D
Accessibility & contrast
On white
6.11
#B13440 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.43
#B13440 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B13440
6.11:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B13440 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B13440 | 1.00 | 6.11 | 3.43 | 6.11 |
| #FFFFFF | 6.11 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.43 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.11 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#565140
Deuteranopia (green-blind)
#756C3D
Tritanopia (blue-blind)
#C21039
Achromatopsia (no color)
#626262
Design tokens & code
CSS
--color: #b13440; /* rgb */ color: rgb(177, 52, 64); /* oklch */ color: oklch(51.5% 0.161 19.6);
Tailwind
colors: {
custom: {
50: '#cf7474',
500: '#b13440',
950: '#000000',
},
}SCSS
$custom: #b13440; $custom-light: #cf7474; $custom-dark: #000000;
JSON
{
"hex": "#b13440",
"rgb": {
"r": 177,
"g": 52,
"b": 64
},
"hsl": {
"h": 354.24,
"s": 54.585,
"l": 44.902
},
"oklch": {
"l": 0.51544,
"c": 0.16059,
"h": 19.6
},
"luminance": 0.12173
}Semantic roles & 50–950 ramp
primary
#B13440
secondary
#7CC5BE
accent
#DED04A
background
#FDF7F7
surface
#FBEDED
border
#D4C8C8
text
#150908
muted
#837B7B