#AD513F
Closest named color: Sienna (#A0522D). oklch(54.7% 0.125 32.6), rgb(173, 81, 63).
Aa
White text reads best on this color (5.21:1).
About this color
#AD513F is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.125 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.034 away. White text reads best on it, at 5.21:1.
| 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 | 5.21:1 |
Values
| HEX | #AD513F |
| RGB | rgb(173, 81, 63) |
| HSL | hsl(10, 47%, 46%) |
| OKLCH | oklch(54.7% 0.125 32.6) |
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 #AD513F | 5.21:1 | AA | Lc -80.7 | Fine for body text |
| Black text on #AD513F | 4.02:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #AD513F text on white | 5.21:1 | AA | Lc 75.4 | Fine for body text |
| #AD513F text on black | 4.02:1 | AA large text | Lc -26.4 | 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
#C56E5C
oklch(63.2% 0.114 32.7)
-
Step 600
600 (this color)
#AD513F
oklch(54.7% 0.125 32.6)
-
Step 700
700
#974434
oklch(49.1% 0.115 32.5)
-
Step 800
800
#7B382B
oklch(42.7% 0.097 32.5)
-
Step 900
900
#633127
oklch(37.6% 0.075 32.5)
-
Step 950
950
#3A1D17
oklch(26.9% 0.047 32.7)
#AD513F 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) | #69603D | 0.125 |
| Deuteranopia (no green cones) | #7F743D | 0.117 |
| Tritanopia (no blue cones) | #BD404D | 0.050 |
| Achromatopsia (no color) | #6C6C6C | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD513F
#AD513F
oklch(54.7% 0.125 32.6)
- #007F91
#007F91
oklch(54.7% 0.095 211.9)
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 #AD513F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.034
- Dusty Red #B9484E ΔE 0.037
- Dull Red #BB3F3F ΔE 0.041
- Cinnamon #AC4F06 ΔE 0.043
- Burnt Siena #B75203 ΔE 0.047
- Sinopia #BB3E03 ΔE 0.049
- Brick Orange #C14A09 ΔE 0.050
- Light Maroon #A24857 ΔE 0.051
Use #AD513F 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.