#AA5809
Closest named color: Raw Umber (#A75E09). oklch(54.9% 0.132 55.1), rgb(170, 88, 9).
Aa
White text reads best on this color (5.11:1).
About this color
#AA5809 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.132 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Raw Umber (#A75E09), ΔE 0.015 away. White text reads best on it, at 5.11:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Raw Umber (#A75E09) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #AA5809 |
| RGB | rgb(170, 88, 9) |
| HSL | hsl(29, 90%, 35%) |
| OKLCH | oklch(54.9% 0.132 55.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #AA5809 | 5.11:1 | AA | Lc -80.1 | Fine for body text |
| Black text on #AA5809 | 4.10:1 | AA large text | Lc 29.3 | Dividers and decoration only |
| #AA5809 text on white | 5.11:1 | AA | Lc 74.7 | Content text, not long reading |
| #AA5809 text on black | 4.10:1 | AA large text | Lc -27.0 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FAF4F0
oklch(97.1% 0.008 56.3)
-
Step 100
100
#F4E7DF
oklch(93.6% 0.018 54)
-
Step 200
200
#EBD4C5
oklch(88.5% 0.033 55.3)
-
Step 300
300
#E0B79C
oklch(80.9% 0.06 55.1)
-
Step 400
400
#CF9166
oklch(70.8% 0.095 55.3)
-
Step 500
500
#C17339
oklch(63% 0.122 54.8)
-
Step 600
600 (this color)
#AA5809
oklch(54.9% 0.132 55.1)
-
Step 700
700
#934A00
oklch(49.1% 0.121 55.1)
-
Step 800
800
#783D06
oklch(42.7% 0.102 55.3)
-
Step 900
900
#613511
oklch(37.8% 0.079 55.9)
-
Step 950
950
#391F0C
oklch(27% 0.05 54.8)
#AA5809 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #706200 | 0.108 |
| Deuteranopia (no green cones) | #847507 | 0.097 |
| Tritanopia (no blue cones) | #BB454B | 0.087 |
| Achromatopsia (no color) | #6E6E6E | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA5809
#AA5809
oklch(54.9% 0.132 55.1)
- #007AAB
#007AAB
oklch(54.7% 0.117 235.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #AA5809, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raw Umber #A75E09 ΔE 0.015
- Cinnamon #AC4F06 ΔE 0.020
- Orangey Brown #B16002 ΔE 0.025
- Burnt Siena #B75203 ΔE 0.026
- Umber #B26400 ΔE 0.035
- Sepia #985E2B ΔE 0.035
- Sienna #A0522D ΔE 0.036
- Copper #B66325 ΔE 0.038
Use #AA5809 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.