#AD513D
Closest named color: Sienna (#A0522D). oklch(54.6% 0.125 33.7), rgb(173, 81, 61).
Aa
White text reads best on this color (5.22:1).
About this color
#AD513D is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.125 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.032 away. White text reads best on it, at 5.22:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.125) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.02:1 |
| White text | 5.22:1 |
Values
| HEX | #AD513D |
| RGB | rgb(173, 81, 61) |
| HSL | hsl(11, 48%, 46%) |
| OKLCH | oklch(54.6% 0.125 33.7) |
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 #AD513D | 5.22:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #AD513D | 4.02:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #AD513D text on white | 5.22:1 | AA | Lc 75.4 | Fine for body text |
| #AD513D text on black | 4.02:1 | AA large text | Lc -26.3 | 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
#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
#E3B4A9
oklch(80.9% 0.057 33.4)
-
Step 400
400
#D28C7C
oklch(70.7% 0.089 33.5)
-
Step 500
500
#C56E5A
oklch(63.2% 0.115 33.9)
-
Step 600
600 (this color)
#AD513D
oklch(54.6% 0.125 33.7)
-
Step 700
700
#974432
oklch(49.1% 0.116 33.7)
-
Step 800
800
#7B382A
oklch(42.7% 0.097 33.2)
-
Step 900
900
#633126
oklch(37.6% 0.075 33.6)
-
Step 950
950
#3A1D17
oklch(26.9% 0.047 32.7)
#AD513D 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) | #69603B | 0.125 |
| Deuteranopia (no green cones) | #7F743B | 0.117 |
| Tritanopia (no blue cones) | #BD404C | 0.051 |
| Achromatopsia (no color) | #6C6C6C | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD513D
#AD513D
oklch(54.6% 0.125 33.7)
- #007E92
#007E92
oklch(54.5% 0.096 213.9)
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 #AD513D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.032
- Dusty Red #B9484E ΔE 0.039
- Cinnamon #AC4F06 ΔE 0.040
- Dull Red #BB3F3F ΔE 0.042
- Burnt Siena #B75203 ΔE 0.045
- Sinopia #BB3E03 ΔE 0.048
- Brick Orange #C14A09 ΔE 0.049
- Earth #A2653E ΔE 0.050
Use #AD513D 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.