#AA4A36
Closest named color: Sienna (#A0522D). oklch(53% 0.131 33.4), rgb(170, 74, 54).
Aa
White text reads best on this color (5.61:1).
About this color
#AA4A36 is a medium-dark, moderately saturated red. In OKLCH its lightness is 53%, its chroma 0.131 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.029 away. White text reads best on it, at 5.61:1.
| Hue family | Reds |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #AA4A36 |
| RGB | rgb(170, 74, 54) |
| HSL | hsl(10, 52%, 44%) |
| OKLCH | oklch(53% 0.131 33.4) |
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 #AA4A36 | 5.61:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #AA4A36 | 3.74:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #AA4A36 text on white | 5.61:1 | AA | Lc 77.4 | Fine for body text |
| #AA4A36 text on black | 3.74:1 | AA large text | Lc -24.3 | 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
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EED2CB
oklch(88.5% 0.033 34.3)
-
Step 300
300
#E4B4A8
oklch(81% 0.059 34.4)
-
Step 400
400
#D58B7A
oklch(70.8% 0.095 33.6)
-
Step 500
500
#C76C58
oklch(63.1% 0.12 33.5)
-
Step 600
600 (this color)
#AA4A36
oklch(53% 0.131 33.4)
-
Step 700
700
#994230
oklch(49.1% 0.121 33.3)
-
Step 800
800
#7D3728
oklch(42.8% 0.101 33.6)
-
Step 900
900
#653025
oklch(37.7% 0.079 33)
-
Step 950
950
#3B1D16
oklch(27% 0.049 34.1)
#AA4A36 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) | #635B34 | 0.133 |
| Deuteranopia (no green cones) | #7B6F34 | 0.121 |
| Tritanopia (no blue cones) | #BA3746 | 0.052 |
| Achromatopsia (no color) | #686868 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA4A36
#AA4A36
oklch(53% 0.131 33.4)
- #00798C
#00798C
oklch(53% 0.093 213.6)
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 #AA4A36, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.029
- Burnt Umber #A0450E ΔE 0.039
- Cinnamon #AC4F06 ΔE 0.039
- Dull Red #BB3F3F ΔE 0.040
- Sinopia #BB3E03 ΔE 0.043
- Dusty Red #B9484E ΔE 0.043
- Brick #A03623 ΔE 0.048
- Rusty Red #AF2F0D ΔE 0.048
Use #AA4A36 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.