#A9551F#A9551F
#A9551F is a mid, vivid orange. Relative luminance 0.150; OKLCH L 54.3% C 0.128 H 49.3°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).
Color values
| HEX | #A9551F |
|---|---|
| RGB | rgb(169, 85, 31) |
| HSL | hsl(23, 69%, 39%) |
| HSV | hsv(23, 82%, 66%) |
| CMYK | cmyk(0%, 49.7%, 81.7%, 33.7%) |
| CIE-LAB | lab(45.68, 30.84, 44.93) |
| CIE-LCH | lch(45.68, 54.50, 55.54°) |
| OKLab | oklab(54.32% 0.0835 0.0969) |
| OKLCH | oklch(54.32% 0.128 49.3) |
| XYZ | xyz(19.8599, 15.0334, 3.1520) |
| Luminance | 0.1503 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna (survey)
#A9561E
ΔE00 0.58
Burnt Sienna
#B04E0F
ΔE00 2.55
Cinnamon
#AC4F06
ΔE00 2.67
Burnt Siena
#B75203
ΔE00 3.74
Sienna
#A0522D
ΔE00 4.28
Burnt Umber
#A0450E
ΔE00 4.84
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#A9551F #1F73A9
analogous
#A91F2E #A9551F #A99A1F
triadic
#A9551F #1FA955 #551FA9
tetradic
#A9551F #2EA91F #1F73A9 #9A1FA9
square
#A9551F #2EA91F #1F73A9 #9A1FA9
split-complementary
#A9551F #1FA99A #1F2EA9
monochromatic
#42210C #753B16 #A9551F #D8702D #E29360
Accessibility & contrast
On white
5.24
#A9551F on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.01
#A9551F on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #A9551F
5.24:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##A9551F | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##A9551F | 1.00 | 5.24 | 4.01 | 5.24 |
| #FFFFFF | 5.24 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.01 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.24 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D6017
Deuteranopia (green-blind)
#81731D
Tritanopia (blue-blind)
#BA434A
Achromatopsia (no color)
#6C6C6C
Design tokens & code
CSS
--color: #a9551f; /* rgb */ color: rgb(169, 85, 31); /* oklch */ color: oklch(54.3% 0.128 49.3);
Tailwind
colors: {
custom: {
50: '#c9865f',
500: '#a9551f',
950: '#000000',
},
}SCSS
$custom: #a9551f; $custom-light: #c9865f; $custom-dark: #000000;
JSON
{
"hex": "#a9551f",
"rgb": {
"r": 169,
"g": 85,
"b": 31
},
"hsl": {
"h": 23.478,
"s": 69,
"l": 39.216
},
"oklch": {
"l": 0.54321,
"c": 0.12784,
"h": 49.3
},
"luminance": 0.15031
}Semantic roles & 50–950 ramp
primary
#A9551F
secondary
#5D9DC7
accent
#A7EC3C
background
#FDF8F5
surface
#FAEFE9
border
#D3CAC5
text
#150B05
muted
#837C79