#C33B38#C33B38
#C33B38 is a mid, vivid red. Relative luminance 0.150; OKLCH L 55.2% C 0.173 H 25.9°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).
Color values
| HEX | #C33B38 |
|---|---|
| RGB | rgb(195, 59, 56) |
| HSL | hsl(1, 55%, 49%) |
| HSV | hsv(1, 71%, 76%) |
| CMYK | cmyk(0%, 69.7%, 71.3%, 23.5%) |
| CIE-LAB | lab(45.66, 53.67, 33.13) |
| CIE-LCH | lch(45.66, 63.07, 31.69°) |
| OKLab | oklab(55.22% 0.1558 0.0758) |
| OKLCH | oklch(55.22% 0.173 25.9) |
| XYZ | xyz(24.7862, 15.0192, 5.3345) |
| Luminance | 0.1502 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Reddish
#C44240
ΔE00 1.80
Dull Red
#BB3F3F
ΔE00 2.36
Cherry (survey)
#CF0234
ΔE00 5.39
Cardinal
#C41E3A
ΔE00 5.58
Crimson
#DC143C
ΔE00 5.70
Dusty Red
#B9484E
ΔE00 5.73
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#C33B38 #38C0C3
analogous
#C3387B #C33B38 #C38138
triadic
#C33B38 #38C33B #3B38C3
tetradic
#C33B38 #7BC338 #38C0C3 #8138C3
square
#C33B38 #7BC338 #38C0C3 #8138C3
split-complementary
#C33B38 #38C381 #387BC3
monochromatic
#641E1D #932D2A #C33B38 #D36865 #E19795
Accessibility & contrast
On white
5.25
#C33B38 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.00
#C33B38 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #C33B38
5.25:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##C33B38 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##C33B38 | 1.00 | 5.25 | 4.00 | 5.25 |
| #FFFFFF | 5.25 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.00 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.25 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#625936
Deuteranopia (green-blind)
#847734
Tritanopia (blue-blind)
#D60C3C
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #c33b38; /* rgb */ color: rgb(195, 59, 56); /* oklch */ color: oklch(55.2% 0.173 25.9);
Tailwind
colors: {
custom: {
50: '#dd7a6f',
500: '#c33b38',
950: '#000000',
},
}SCSS
$custom: #c33b38; $custom-light: #dd7a6f; $custom-dark: #000000;
JSON
{
"hex": "#c33b38",
"rgb": {
"r": 195,
"g": 59,
"b": 56
},
"hsl": {
"h": 1.295,
"s": 55.378,
"l": 49.216
},
"oklch": {
"l": 0.55222,
"c": 0.17329,
"h": 25.9
},
"luminance": 0.15016
}Semantic roles & 50–950 ramp
primary
#C33B38
secondary
#8BCACC
accent
#DBDF49
background
#FEF7F6
surface
#FDEEEC
border
#D5C9C7
text
#170A07
muted
#857C7A