#A8451F#A8451F
#A8451F is a mid, vivid orange. Relative luminance 0.127; OKLCH L 51.7% C 0.140 H 39.9°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).
Color values
| HEX | #A8451F |
|---|---|
| RGB | rgb(168, 69, 31) |
| HSL | hsl(17, 69%, 39%) |
| HSV | hsv(17, 82%, 66%) |
| CMYK | cmyk(0%, 58.9%, 81.5%, 34.1%) |
| CIE-LAB | lab(42.28, 38.69, 41.67) |
| CIE-LCH | lch(42.28, 56.87, 47.13°) |
| OKLab | oklab(51.7% 0.1074 0.0898) |
| OKLCH | oklch(51.7% 0.14 39.9) |
| XYZ | xyz(18.5259, 12.6825, 2.7685) |
| Luminance | 0.1268 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Rust (survey)
#A83C09
ΔE00 2.93
Rust
#B7410E
ΔE00 3.55
Russet
#A13905
ΔE00 3.97
Sienna
#A0522D
ΔE00 4.06
Burnt Umber
#A0450E
ΔE00 4.18
Rusty Red
#AF2F0D
ΔE00 4.58
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A8451F #1F82A8
analogous
#A81F3E #A8451F #A88A1F
triadic
#A8451F #1FA845 #451FA8
tetradic
#A8451F #3EA81F #1F82A8 #8A1FA8
square
#A8451F #3EA81F #1F82A8 #8A1FA8
split-complementary
#A8451F #1FA88A #1F3EA8
monochromatic
#411B0C #743015 #A8451F #D85C2C #E28460
Accessibility & contrast
On white
5.94
#A8451F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.54
#A8451F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A8451F
5.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A8451F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A8451F | 1.00 | 5.94 | 3.54 | 5.94 |
| #FFFFFF | 5.94 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.54 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.94 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#61561A
Deuteranopia (green-blind)
#796C1B
Tritanopia (blue-blind)
#B92D3D
Achromatopsia (no color)
#646464
Design tokens & code
CSS
--color: #a8451f; /* rgb */ color: rgb(168, 69, 31); /* oklch */ color: oklch(51.7% 0.140 39.9);
Tailwind
colors: {
custom: {
50: '#ca7c5e',
500: '#a8451f',
950: '#000000',
},
}SCSS
$custom: #a8451f; $custom-light: #ca7c5e; $custom-dark: #000000;
JSON
{
"hex": "#a8451f",
"rgb": {
"r": 168,
"g": 69,
"b": 31
},
"hsl": {
"h": 16.642,
"s": 68.844,
"l": 39.02
},
"oklch": {
"l": 0.51701,
"c": 0.13996,
"h": 39.9
},
"luminance": 0.1268
}Semantic roles & 50–950 ramp
primary
#A8451F
secondary
#5DA9C6
accent
#BBEC3C
background
#FDF7F5
surface
#FAEEE9
border
#D3C9C5
text
#150A04
muted
#837C79