#AA503E
Closest named color: Sienna (#A0522D). oklch(54% 0.122 32.8), rgb(170, 80, 62).
Aa
White text reads best on this color (5.34:1).
About this color
#AA503E is a medium-dark, moderately saturated red. In OKLCH its lightness is 54%, its chroma 0.122 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 5.34:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.92:1 |
| White text | 5.34:1 |
Values
| HEX | #AA503E |
| RGB | rgb(170, 80, 62) |
| HSL | hsl(10, 47%, 45%) |
| OKLCH | oklch(54% 0.122 32.8) |
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 #AA503E | 5.34:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #AA503E | 3.92:1 | AA large text | Lc 27.9 | Dividers and decoration only |
| #AA503E text on white | 5.34:1 | AA | Lc 76.1 | Fine for body text |
| #AA503E text on black | 3.92:1 | AA large text | Lc -25.6 | 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
#F4E6E3
oklch(93.5% 0.016 32)
-
Step 200
200
#EDD2CC
oklch(88.5% 0.031 32.6)
-
Step 300
300
#E2B4AA
oklch(80.8% 0.056 32.4)
-
Step 400
400
#D28C7D
oklch(70.7% 0.089 32.6)
-
Step 500
500
#C46E5C
oklch(63.1% 0.113 32.8)
-
Step 600
600 (this color)
#AA503E
oklch(54% 0.122 32.8)
-
Step 700
700
#964434
oklch(49% 0.114 32.6)
-
Step 800
800
#7A392C
oklch(42.7% 0.094 32.7)
-
Step 900
900
#633227
oklch(37.8% 0.074 33.8)
-
Step 950
950
#3A1D17
oklch(26.9% 0.047 32.7)
#AA503E 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) | #675F3C | 0.124 |
| Deuteranopia (no green cones) | #7D723C | 0.114 |
| Tritanopia (no blue cones) | #BA3F4C | 0.051 |
| Achromatopsia (no color) | #6B6B6B | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA503E
#AA503E
oklch(54% 0.122 32.8)
- #007D8F
#007D8F
oklch(54.1% 0.094 212.2)
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 #AA503E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.029
- Dusty Red #B9484E ΔE 0.041
- Cinnamon #AC4F06 ΔE 0.042
- Dull Red #BB3F3F ΔE 0.043
- Light Maroon #A24857 ΔE 0.048
- Burnt Umber #A0450E ΔE 0.049
- Burnt Siena #B75203 ΔE 0.049
- Sinopia #BB3E03 ΔE 0.050
Use #AA503E 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.