#A1451B#A1451B
#A1451B is a mid, vivid orange. Relative luminance 0.119; OKLCH L 50.6% C 0.133 H 42.4°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).
Color values
| HEX | #A1451B |
|---|---|
| RGB | rgb(161, 69, 27) |
| HSL | hsl(19, 71%, 37%) |
| HSV | hsv(19, 83%, 63%) |
| CMYK | cmyk(0%, 57.1%, 83.2%, 36.9%) |
| CIE-LAB | lab(41.08, 35.82, 42.03) |
| CIE-LCH | lch(41.08, 55.22, 49.56°) |
| OKLab | oklab(50.55% 0.0986 0.0899) |
| OKLCH | oklch(50.55% 0.133 42.4) |
| XYZ | xyz(17.0257, 11.9147, 2.4399) |
| Luminance | 0.1191 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Burnt Umber
#A0450E
ΔE00 2.56
Rust (survey)
#A83C09
ΔE00 2.65
Russet
#A13905
ΔE00 3.06
Sienna
#A0522D
ΔE00 3.76
Rust
#B7410E
ΔE00 4.56
Auburn
#9A3001
ΔE00 5.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A1451B #1B77A1
analogous
#A11B34 #A1451B #A1881B
triadic
#A1451B #1BA145 #451BA1
tetradic
#A1451B #34A11B #1B77A1 #881BA1
square
#A1451B #34A11B #1B77A1 #881BA1
split-complementary
#A1451B #1BA188 #1B34A1
monochromatic
#381809 #6D2F12 #A1451B #D55B24 #E28154
Accessibility & contrast
On white
6.21
#A1451B on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.38
#A1451B on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A1451B
6.21:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A1451B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A1451B | 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)
#5F5415
Deuteranopia (green-blind)
#766918
Tritanopia (blue-blind)
#B1303D
Achromatopsia (no color)
#616161
Design tokens & code
CSS
--color: #a1451b; /* rgb */ color: rgb(161, 69, 27); /* oklch */ color: oklch(50.6% 0.133 42.4);
Tailwind
colors: {
custom: {
50: '#c47b5b',
500: '#a1451b',
950: '#000000',
},
}SCSS
$custom: #a1451b; $custom-light: #c47b5b; $custom-dark: #000000;
JSON
{
"hex": "#a1451b",
"rgb": {
"r": 161,
"g": 69,
"b": 27
},
"hsl": {
"h": 18.806,
"s": 71.277,
"l": 36.863
},
"oklch": {
"l": 0.50553,
"c": 0.13339,
"h": 42.4
},
"luminance": 0.11912
}Semantic roles & 50–950 ramp
primary
#A1451B
secondary
#52A1C5
accent
#B6EE3A
background
#FDF7F5
surface
#FAEEE9
border
#D3C9C5
text
#140904
muted
#837B79