#AA5531#AA5531
#AA5531 is a mid, vivid orange. Relative luminance 0.153; OKLCH L 54.6% C 0.122 H 42.6°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).
Color values
| HEX | #AA5531 |
|---|---|
| RGB | rgb(170, 85, 49) |
| HSL | hsl(18, 55%, 43%) |
| HSV | hsv(18, 71%, 67%) |
| CMYK | cmyk(0%, 50%, 71.2%, 33.3%) |
| CIE-LAB | lab(46.00, 32.05, 36.35) |
| CIE-LCH | lch(46.00, 48.46, 48.60°) |
| OKLab | oklab(54.65% 0.09 0.0827) |
| OKLCH | oklch(54.65% 0.122 42.6) |
| XYZ | xyz(20.3823, 15.2672, 4.7787) |
| Luminance | 0.1527 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 2.47
Sienna (survey)
#A9561E
ΔE00 5.05
Burnt Sienna
#B04E0F
ΔE00 5.47
Rust
#B7410E
ΔE00 5.85
Burnt Umber
#A0450E
ΔE00 6.31
Earth
#A2653E
ΔE00 6.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AA5531 #3186AA
analogous
#AA314A #AA5531 #AA9131
triadic
#AA5531 #31AA55 #5531AA
tetradic
#AA5531 #4AAA31 #3186AA #9131AA
square
#AA5531 #4AAA31 #3186AA #9131AA
split-complementary
#AA5531 #31AA91 #314AAA
monochromatic
#4B2516 #7A3D23 #AA5531 #CC724D #D9987C
Accessibility & contrast
On white
5.18
#AA5531 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.05
#AA5531 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AA5531
5.18:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AA5531 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AA5531 | 1.00 | 5.18 | 4.05 | 5.18 |
| #FFFFFF | 5.18 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.05 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.18 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6C612D
Deuteranopia (green-blind)
#81742F
Tritanopia (blue-blind)
#BA444D
Achromatopsia (no color)
#6D6D6D
Design tokens & code
CSS
--color: #aa5531; /* rgb */ color: rgb(170, 85, 49); /* oklch */ color: oklch(54.6% 0.122 42.6);
Tailwind
colors: {
custom: {
50: '#c9866a',
500: '#aa5531',
950: '#000000',
},
}SCSS
$custom: #aa5531; $custom-light: #c9866a; $custom-dark: #000000;
JSON
{
"hex": "#aa5531",
"rgb": {
"r": 170,
"g": 85,
"b": 49
},
"hsl": {
"h": 17.851,
"s": 55.251,
"l": 42.941
},
"oklch": {
"l": 0.54648,
"c": 0.12222,
"h": 42.6
},
"luminance": 0.15265
}Semantic roles & 50–950 ramp
primary
#AA5531
secondary
#75ABC2
accent
#B2DF49
background
#FDF8F6
surface
#FAEFEB
border
#D3CAC6
text
#140B06
muted
#837C7A