#AA4B28#AA4B28
#AA4B28 is a mid, vivid orange. Relative luminance 0.137; OKLCH L 53.0% C 0.134 H 39.9°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).
Color values
| HEX | #AA4B28 |
|---|---|
| RGB | rgb(170, 75, 40) |
| HSL | hsl(16, 62%, 41%) |
| HSV | hsv(16, 76%, 67%) |
| CMYK | cmyk(0%, 55.9%, 76.5%, 33.3%) |
| CIE-LAB | lab(43.85, 36.82, 38.80) |
| CIE-LCH | lch(43.85, 53.49, 46.50°) |
| OKLab | oklab(52.98% 0.103 0.086) |
| OKLCH | oklch(52.98% 0.134 39.9) |
| XYZ | xyz(19.4786, 13.7339, 3.6323) |
| Luminance | 0.1373 (WCAG relative) |
| Temperature | warm |
| Family | orange |
Closest named colors
Sienna
#A0522D
ΔE00 3.27
Rust
#B7410E
ΔE00 4.18
Rust (survey)
#A83C09
ΔE00 4.62
Burnt Umber
#A0450E
ΔE00 5.27
Russet
#A13905
ΔE00 5.71
Burnt Sienna
#B04E0F
ΔE00 5.75
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#AA4B28 #2887AA
analogous
#AA2846 #AA4B28 #AA8C28
triadic
#AA4B28 #28AA4B #4B28AA
tetradic
#AA4B28 #46AA28 #2887AA #8C28AA
square
#AA4B28 #46AA28 #2887AA #8C28AA
split-complementary
#AA4B28 #28AA8C #2846AA
monochromatic
#471F11 #78351C #AA4B28 #D2653E #DD8D6F
Accessibility & contrast
On white
5.61
#AA4B28 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.75
#AA4B28 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #AA4B28
5.61:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##AA4B28 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##AA4B28 | 1.00 | 5.61 | 3.75 | 5.61 |
| #FFFFFF | 5.61 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.75 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.61 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#655B24
Deuteranopia (green-blind)
#7D7025
Tritanopia (blue-blind)
#BB3644
Achromatopsia (no color)
#686868
Design tokens & code
CSS
--color: #aa4b28; /* rgb */ color: rgb(170, 75, 40); /* oklch */ color: oklch(53.0% 0.134 39.9);
Tailwind
colors: {
custom: {
50: '#ca8064',
500: '#aa4b28',
950: '#000000',
},
}SCSS
$custom: #aa4b28; $custom-light: #ca8064; $custom-dark: #000000;
JSON
{
"hex": "#aa4b28",
"rgb": {
"r": 170,
"g": 75,
"b": 40
},
"hsl": {
"h": 16.154,
"s": 61.905,
"l": 41.176
},
"oklch": {
"l": 0.5298,
"c": 0.13418,
"h": 39.9
},
"luminance": 0.13731
}Semantic roles & 50–950 ramp
primary
#AA4B28
secondary
#6AACC4
accent
#B9E543
background
#FDF7F6
surface
#FAEEEB
border
#D3C9C6
text
#150A05
muted
#837C7A