#AA4433
Closest named color: Sienna (#A0522D). oklch(52.1% 0.138 31.6), rgb(170, 68, 51).
Aa
White text reads best on this color (5.85:1).
About this color
#AA4433 is a medium-dark, moderately saturated red. In OKLCH its lightness is 52%, its chroma 0.138 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.037 away. White text reads best on it, at 5.85:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.138) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #AA4433 |
| RGB | rgb(170, 68, 51) |
| HSL | hsl(9, 54%, 43%) |
| OKLCH | oklch(52.1% 0.138 31.6) |
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 #AA4433 | 5.85:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #AA4433 | 3.58:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #AA4433 text on white | 5.85:1 | AA | Lc 78.6 | Fine for body text |
| #AA4433 text on black | 3.58:1 | AA large text | Lc -23.2 | 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 700.
-
Step 50
50
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F1D1CA
oklch(88.6% 0.037 32.4)
-
Step 300
300
#E8B1A6
oklch(80.8% 0.067 31.4)
-
Step 400
400
#DB8777
oklch(70.8% 0.107 31.5)
-
Step 500
500
#CF6653
oklch(63.1% 0.137 31.7)
-
Step 600
600
#BA4A38
oklch(55.5% 0.149 31.4)
-
Step 700
700 (this color)
#AA4433
oklch(52.1% 0.138 31.6)
-
Step 800
800
#823124
oklch(42.7% 0.115 31.4)
-
Step 900
900
#692D22
oklch(37.8% 0.089 32.1)
-
Step 950
950
#3E1B14
oklch(27.1% 0.057 32.6)
#AA4433 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) | #5F5731 | 0.142 |
| Deuteranopia (no green cones) | #796D30 | 0.130 |
| Tritanopia (no blue cones) | #BB2E40 | 0.052 |
| Achromatopsia (no color) | #656565 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA4433
#AA4433
oklch(52.1% 0.138 31.6)
- #007787
#007787
oklch(52.2% 0.091 211)
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 #AA4433, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.037
- Dull Red #BB3F3F ΔE 0.037
- Brick #A03623 ΔE 0.038
- Burnt Umber #A0450E ΔE 0.038
- Rusty Red #AF2F0D ΔE 0.038
- Sinopia #BB3E03 ΔE 0.042
- Russet #A13905 ΔE 0.042
- Dusty Red #B9484E ΔE 0.045
Use #AA4433 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.