#B64039#B64039
#B64039 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.6% C 0.154 H 27.0°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).
Color values
| HEX | #B64039 |
|---|---|
| RGB | rgb(182, 64, 57) |
| HSL | hsl(3, 52%, 47%) |
| HSV | hsv(3, 69%, 71%) |
| CMYK | cmyk(0%, 64.8%, 68.7%, 28.6%) |
| CIE-LAB | lab(44.10, 47.30, 30.13) |
| CIE-LCH | lch(44.10, 56.08, 32.50°) |
| OKLab | oklab(53.63% 0.1376 0.07) |
| OKLCH | oklch(53.63% 0.154 27) |
| XYZ | xyz(21.8656, 13.9103, 5.4037) |
| Luminance | 0.1391 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Dull Red
#BB3F3F
ΔE00 2.13
Reddish
#C44240
ΔE00 3.23
Dusty Red
#B9484E
ΔE00 5.47
Firebrick
#B22222
ΔE00 5.47
Brown
#A52A2A
ΔE00 5.91
Cardinal
#C41E3A
ΔE00 6.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#B64039 #39AFB6
analogous
#B63971 #B64039 #B67F39
triadic
#B64039 #39B640 #4039B6
tetradic
#B64039 #71B639 #39AFB6 #7F39B6
square
#B64039 #71B639 #39AFB6 #7F39B6
split-complementary
#B64039 #39B67F #3971B6
monochromatic
#591F1C #87302A #B64039 #CD655F #DC928E
Accessibility & contrast
On white
5.55
#B64039 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.78
#B64039 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #B64039
5.55:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##B64039 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##B64039 | 1.00 | 5.55 | 3.78 | 5.55 |
| #FFFFFF | 5.55 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.78 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.55 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#605837
Deuteranopia (green-blind)
#7D7236
Tritanopia (blue-blind)
#C8233F
Achromatopsia (no color)
#686868
Design tokens & code
CSS
--color: #b64039; /* rgb */ color: rgb(182, 64, 57); /* oklch */ color: oklch(53.6% 0.154 27.0);
Tailwind
colors: {
custom: {
50: '#d37b6f',
500: '#b64039',
950: '#000000',
},
}SCSS
$custom: #b64039; $custom-light: #d37b6f; $custom-dark: #000000;
JSON
{
"hex": "#b64039",
"rgb": {
"r": 182,
"g": 64,
"b": 57
},
"hsl": {
"h": 3.36,
"s": 52.301,
"l": 46.863
},
"oklch": {
"l": 0.53628,
"c": 0.15434,
"h": 27
},
"luminance": 0.13907
}Semantic roles & 50–950 ramp
primary
#B64039
secondary
#85C3C6
accent
#D4DC4C
background
#FDF7F6
surface
#FBEEEC
border
#D4C9C7
text
#150A07
muted
#837C7A