#B03148#B03148
#B03148 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.2% C 0.163 H 14.8°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).
Color values
| HEX | #B03148 |
|---|---|
| RGB | rgb(176, 49, 72) |
| HSL | hsl(349, 56%, 44%) |
| HSV | hsv(349, 72%, 69%) |
| CMYK | cmyk(0%, 72.2%, 59.1%, 31%) |
| CIE-LAB | lab(41.05, 52.34, 16.88) |
| CIE-LCH | lch(41.05, 55.00, 17.88°) |
| OKLab | oklab(51.23% 0.1572 0.0416) |
| OKLCH | oklch(51.23% 0.163 14.8) |
| XYZ | xyz(20.1745, 11.8975, 7.3637) |
| Luminance | 0.1190 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Rose Red
#BE013C
ΔE00 4.12
Rouge
#AB1239
ΔE00 4.29
Ruby
#CA0147
ΔE00 4.74
Light Maroon
#A24857
ΔE00 5.42
Cardinal
#C41E3A
ΔE00 5.47
Light Burgundy
#A8415B
ΔE00 5.48
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B03148 #31B099
analogous
#B03188 #B03148 #B05A31
triadic
#B03148 #48B031 #3148B0
tetradic
#B03148 #88B031 #31B099 #5A31B0
square
#B03148 #88B031 #31B099 #5A31B0
split-complementary
#B03148 #31B05A #3188B0
monochromatic
#501621 #802434 #B03148 #CE5067 #DC8090
Accessibility & contrast
On white
6.21
#B03148 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.38
#B03148 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B03148
6.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B03148 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B03148 | 1.00 | 6.21 | 3.38 | 6.21 |
| #FFFFFF | 6.21 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.38 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.21 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#525048
Deuteranopia (green-blind)
#736A45
Tritanopia (blue-blind)
#C10D3A
Achromatopsia (no color)
#616161
Design tokens & code
CSS
--color: #b03148; /* rgb */ color: rgb(176, 49, 72); /* oklch */ color: oklch(51.2% 0.163 14.8);
Tailwind
colors: {
custom: {
50: '#ce737a',
500: '#b03148',
950: '#000000',
},
}SCSS
$custom: #b03148; $custom-light: #ce737a; $custom-dark: #000000;
JSON
{
"hex": "#b03148",
"rgb": {
"r": 176,
"g": 49,
"b": 72
},
"hsl": {
"h": 349.134,
"s": 56.444,
"l": 44.118
},
"oklch": {
"l": 0.51231,
"c": 0.16264,
"h": 14.8
},
"luminance": 0.11895
}Semantic roles & 50–950 ramp
primary
#B03148
secondary
#78C5B7
accent
#E0C448
background
#FDF7F7
surface
#FBEDED
border
#D4C8C8
text
#150909
muted
#837B7B