#AA5548
Closest named color: Sienna (#A0522D). oklch(55% 0.114 30.2), rgb(170, 85, 72).
Aa
White text reads best on this color (5.11:1).
About this color
#AA5548 is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.114 and its hue 30°. 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 5.11:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #AA5548 |
| RGB | rgb(170, 85, 72) |
| HSL | hsl(8, 40%, 47%) |
| OKLCH | oklch(55% 0.114 30.2) |
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 #AA5548 | 5.11:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #AA5548 | 4.10:1 | AA large text | Lc 29.2 | Dividers and decoration only |
| #AA5548 text on white | 5.11:1 | AA | Lc 74.9 | Content text, not long reading |
| #AA5548 text on black | 4.10:1 | AA large text | Lc -26.8 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F4E6E4
oklch(93.5% 0.016 27.3)
-
Step 200
200
#EBD3CE
oklch(88.5% 0.028 31.7)
-
Step 300
300
#E0B5AD
oklch(80.9% 0.051 30.4)
-
Step 400
400
#CF8D82
oklch(70.6% 0.083 29.7)
-
Step 500
500
#C17063
oklch(63.2% 0.105 30)
-
Step 600
600 (this color)
#AA5548
oklch(55% 0.114 30.2)
-
Step 700
700
#93463B
oklch(49% 0.106 29.8)
-
Step 800
800
#783A31
oklch(42.7% 0.089 29.7)
-
Step 900
900
#61332B
oklch(37.8% 0.068 30.9)
-
Step 950
950
#391E19
oklch(27% 0.044 31.3)
#AA5548 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) | #6A6347 | 0.116 |
| Deuteranopia (no green cones) | #7F7546 | 0.109 |
| Tritanopia (no blue cones) | #B94752 | 0.044 |
| Achromatopsia (no color) | #6E6E6E | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA5548
#AA5548
oklch(55% 0.114 30.2)
- #008090
#008090
oklch(55% 0.095 210)
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 #AA5548, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.037
- Dusty Red #B9484E ΔE 0.040
- Earth #A2653E ΔE 0.047
- Light Maroon #A24857 ΔE 0.047
- Dull Red #BB3F3F ΔE 0.048
- Dark Rose #B5485D ΔE 0.050
- Cinnamon #AC4F06 ΔE 0.052
- Burnt Siena #B75203 ΔE 0.055
Use #AA5548 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.