#AA5533#AA5533
#AA5533 is a mid, vivid orange. Relative luminance 0.153; OKLCH L 54.7% C 0.121 H 41.7°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).
Color values
| HEX | #AA5533 |
|---|---|
| RGB | rgb(170, 85, 51) |
| HSL | hsl(17, 54%, 43%) |
| HSV | hsv(17, 70%, 67%) |
| CMYK | cmyk(0%, 50%, 70%, 33.3%) |
| CIE-LAB | lab(46.02, 32.16, 35.29) |
| CIE-LCH | lch(46.02, 47.74, 47.66°) |
| OKLab | oklab(54.67% 0.0907 0.0807) |
| OKLCH | oklch(54.67% 0.121 41.7) |
| XYZ | xyz(20.4254, 15.2845, 5.0059) |
| Luminance | 0.1528 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 2.70
Sienna (survey)
#A9561E
ΔE00 5.63
Burnt Sienna
#B04E0F
ΔE00 6.01
Rust
#B7410E
ΔE00 6.07
Earth
#A2653E
ΔE00 6.55
Burnt Umber
#A0450E
ΔE00 6.70
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AA5533 #3388AA
analogous
#AA334C #AA5533 #AA9033
triadic
#AA5533 #33AA55 #5533AA
tetradic
#AA5533 #4CAA33 #3388AA #9033AA
square
#AA5533 #4CAA33 #3388AA #9033AA
split-complementary
#AA5533 #33AA90 #334CAA
monochromatic
#4C2617 #7B3D25 #AA5533 #CA7350 #D9987F
Accessibility & contrast
On white
5.18
#AA5533 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.06
#AA5533 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AA5533
5.18:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AA5533 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AA5533 | 1.00 | 5.18 | 4.06 | 5.18 |
| #FFFFFF | 5.18 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.06 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.18 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6C612F
Deuteranopia (green-blind)
#817431
Tritanopia (blue-blind)
#BA444D
Achromatopsia (no color)
#6D6D6D
Design tokens & code
CSS
--color: #aa5533; /* rgb */ color: rgb(170, 85, 51); /* oklch */ color: oklch(54.7% 0.121 41.7);
Tailwind
colors: {
custom: {
50: '#c9866c',
500: '#aa5533',
950: '#000000',
},
}SCSS
$custom: #aa5533; $custom-light: #c9866c; $custom-dark: #000000;
JSON
{
"hex": "#aa5533",
"rgb": {
"r": 170,
"g": 85,
"b": 51
},
"hsl": {
"h": 17.143,
"s": 53.846,
"l": 43.333
},
"oklch": {
"l": 0.54674,
"c": 0.12145,
"h": 41.7
},
"luminance": 0.15282
}Semantic roles & 50–950 ramp
primary
#AA5533
secondary
#77ACC2
accent
#B3DD4B
background
#FDF8F6
surface
#FAEFEB
border
#D3CAC6
text
#140B07
muted
#837C7A