#CA4B21#CA4B21
#CA4B21 is a mid, vivid red. Relative luminance 0.177; OKLCH L 58.0% C 0.170 H 37.6°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).
Color values
| HEX | #CA4B21 |
|---|---|
| RGB | rgb(202, 75, 33) |
| HSL | hsl(15, 72%, 46%) |
| HSV | hsv(15, 84%, 79%) |
| CMYK | cmyk(0%, 62.9%, 83.7%, 20.8%) |
| CIE-LAB | lab(49.13, 48.55, 49.16) |
| CIE-LCH | lch(49.13, 69.09, 45.36°) |
| OKLab | oklab(57.99% 0.1349 0.1039) |
| OKLCH | oklch(57.99% 0.17 37.6) |
| XYZ | xyz(27.1508, 17.7024, 3.4258) |
| Luminance | 0.1770 (WCAG relative) |
| Temperature | warm |
| Family | red |
Closest named colors
Brick Orange
#C14A09
ΔE00 4.35
Rust
#B7410E
ΔE00 5.31
Deep Orange
#DC4D01
ΔE00 5.46
Dark Orange
#C65102
ΔE00 5.91
Burnt Orange
#C04E01
ΔE00 5.96
Terra Cotta
#C9643B
ΔE00 6.16
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#CA4B21 #21A0CA
analogous
#CA214B #CA4B21 #CA9F21
triadic
#CA4B21 #21CA4B #4B21CA
tetradic
#CA4B21 #4BCA21 #21A0CA #9F21CA
square
#CA4B21 #4BCA21 #21A0CA #9F21CA
split-complementary
#CA4B21 #21CA9F #214BCA
monochromatic
#612410 #953718 #CA4B21 #E16D47 #EA977C
Accessibility & contrast
On white
4.63
#CA4B21 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.54
#CA4B21 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #CA4B21
4.63:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##CA4B21 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##CA4B21 | 1.00 | 4.63 | 4.54 | 4.63 |
| #FFFFFF | 4.63 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.54 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.63 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#70631A
Deuteranopia (green-blind)
#8F7F1B
Tritanopia (blue-blind)
#DE2843
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #ca4b21; /* rgb */ color: rgb(202, 75, 33); /* oklch */ color: oklch(58.0% 0.170 37.6);
Tailwind
colors: {
custom: {
50: '#e38260',
500: '#ca4b21',
950: '#000000',
},
}SCSS
$custom: #ca4b21; $custom-light: #e38260; $custom-dark: #000000;
JSON
{
"hex": "#ca4b21",
"rgb": {
"r": 202,
"g": 75,
"b": 33
},
"hsl": {
"h": 14.911,
"s": 71.915,
"l": 46.078
},
"oklch": {
"l": 0.57988,
"c": 0.17025,
"h": 37.6
},
"luminance": 0.17699
}Semantic roles & 50–950 ramp
primary
#CA4B21
secondary
#75BBD2
accent
#C2EF39
background
#FFF8F5
surface
#FFEFEA
border
#D7CAC6
text
#170B05
muted
#857C79