#AA5039
Closest named color: Sienna (#A0522D). oklch(54% 0.124 35.4), rgb(170, 80, 57).
Aa
White text reads best on this color (5.36:1).
About this color
#AA5039 is a medium-dark, moderately saturated red. In OKLCH its lightness is 54%, its chroma 0.124 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.025 away. White text reads best on it, at 5.36:1.
| Hue family | Reds |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.124) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.91:1 |
| White text | 5.36:1 |
Values
| HEX | #AA5039 |
| RGB | rgb(170, 80, 57) |
| HSL | hsl(12, 50%, 45%) |
| OKLCH | oklch(54% 0.124 35.4) |
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 #AA5039 | 5.36:1 | AA | Lc -81.5 | Fine for body text |
| Black text on #AA5039 | 3.91:1 | AA large text | Lc 27.9 | Dividers and decoration only |
| #AA5039 text on white | 5.36:1 | AA | Lc 76.2 | Fine for body text |
| #AA5039 text on black | 3.91:1 | AA large text | Lc -25.5 | 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
#EDD2CB
oklch(88.4% 0.032 34.9)
-
Step 300
300
#E2B5A8
oklch(81% 0.056 36.7)
-
Step 400
400
#D28D7A
oklch(70.8% 0.089 36.1)
-
Step 500
500
#C46E58
oklch(63% 0.114 35.3)
-
Step 600
600 (this color)
#AA5039
oklch(54% 0.124 35.4)
-
Step 700
700
#974530
oklch(49.2% 0.116 35.5)
-
Step 800
800
#7A3928
oklch(42.7% 0.095 35.7)
-
Step 900
900
#633225
oklch(37.8% 0.074 35.8)
-
Step 950
950
#3A1D16
oklch(26.9% 0.048 34.5)
#AA5039 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) | #685E37 | 0.122 |
| Deuteranopia (no green cones) | #7E7237 | 0.113 |
| Tritanopia (no blue cones) | #BA3F4B | 0.054 |
| Achromatopsia (no color) | #6B6B6B | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA5039
#AA5039
oklch(54% 0.124 35.4)
- #007C91
#007C91
oklch(54% 0.095 215)
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 #AA5039, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.025
- Cinnamon #AC4F06 ΔE 0.036
- Burnt Siena #B75203 ΔE 0.044
- Burnt Umber #A0450E ΔE 0.045
- Dusty Red #B9484E ΔE 0.045
- Dull Red #BB3F3F ΔE 0.046
- Sinopia #BB3E03 ΔE 0.047
- Earth #A2653E ΔE 0.050
Use #AA5039 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.