#AA5945
Closest named color: Sienna (#A0522D). oklch(55.6% 0.111 34.9), rgb(170, 89, 69).
Aa
White text reads best on this color (4.97:1).
About this color
#AA5945 is a medium-dark, moderately saturated red. In OKLCH its lightness is 56%, its chroma 0.111 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.035 away. White text reads best on it, at 4.97:1.
| Hue family | Reds |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.22:1 |
| White text | 4.97:1 |
Values
| HEX | #AA5945 |
| RGB | rgb(170, 89, 69) |
| HSL | hsl(12, 42%, 47%) |
| OKLCH | oklch(55.6% 0.111 34.9) |
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 #AA5945 | 4.97:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #AA5945 | 4.22:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #AA5945 text on white | 4.97:1 | AA | Lc 74.0 | Content text, not long reading |
| #AA5945 text on black | 4.22:1 | AA large text | Lc -27.7 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EBD3CD
oklch(88.5% 0.028 34.3)
-
Step 300
300
#DFB6AB
oklch(81% 0.05 35.5)
-
Step 400
400
#CD8F7F
oklch(70.7% 0.08 35)
-
Step 500
500
#BF725F
oklch(63.2% 0.102 34.7)
-
Step 600
600 (this color)
#AA5945
oklch(55.6% 0.111 34.9)
-
Step 700
700
#924937
oklch(49.2% 0.103 34.9)
-
Step 800
800
#763C2E
oklch(42.7% 0.085 34.6)
-
Step 900
900
#603429
oklch(37.8% 0.066 34.9)
-
Step 950
950
#381F18
oklch(27% 0.041 36.4)
#AA5945 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) | #6D6543 | 0.110 |
| Deuteranopia (no green cones) | #817644 | 0.100 |
| Tritanopia (no blue cones) | #B94B54 | 0.049 |
| Achromatopsia (no color) | #707070 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA5945
#AA5945
oklch(55.6% 0.111 34.9)
- #008197
#008197
oklch(55.5% 0.098 215.2)
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 #AA5945, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.035
- Earth #A2653E ΔE 0.036
- Cinnamon #AC4F06 ΔE 0.047
- Dusty Red #B9484E ΔE 0.048
- Clay #B66A50 ΔE 0.048
- Burnt Siena #B75203 ΔE 0.049
- Sepia #985E2B ΔE 0.050
- Copper #B66325 ΔE 0.052
Use #AA5945 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.