#AD645D
Closest named color: Clay (#B66A50). oklch(58.4% 0.096 26.2), rgb(173, 100, 93).
Aa
Black text reads best on this color (4.75:1).
About this color
#AD645D is a medium-dark, moderately saturated red. In OKLCH its lightness is 58%, its chroma 0.096 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Clay (#B66A50), ΔE 0.032 away. Black text reads best on it, at 4.75:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Clay (#B66A50) |
| Black text | 4.75:1 |
| White text | 4.41:1 |
Values
| HEX | #AD645D |
| RGB | rgb(173, 100, 93) |
| HSL | hsl(5, 33%, 52%) |
| OKLCH | oklch(58.4% 0.096 26.2) |
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 #AD645D | 4.41:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #AD645D | 4.75:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #AD645D text on white | 4.41:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #AD645D text on black | 4.75:1 | AA | Lc -31.3 | Non-text elements, placeholder text |
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
#F9F4F3
oklch(97.1% 0.006 31.1)
-
Step 100
100
#F2E7E5
oklch(93.6% 0.012 29.9)
-
Step 200
200
#E9D4D1
oklch(88.6% 0.024 27.4)
-
Step 300
300
#DBB7B2
oklch(80.9% 0.042 27.3)
-
Step 400
400
#C8908A
oklch(70.6% 0.069 25.8)
-
Step 500
500
#B9746D
oklch(63.1% 0.088 26.1)
-
Step 600
600 (this color)
#AD645D
oklch(58.4% 0.096 26.2)
-
Step 700
700
#8C4B45
oklch(49% 0.089 26.3)
-
Step 800
800
#723E39
oklch(42.7% 0.074 26.4)
-
Step 900
900
#5C3531
oklch(37.6% 0.057 26.4)
-
Step 950
950
#361F1D
oklch(26.9% 0.036 25.2)
#AD645D 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) | #746F5C | 0.099 |
| Deuteranopia (no green cones) | #867E5C | 0.092 |
| Tritanopia (no blue cones) | #BB5A62 | 0.035 |
| Achromatopsia (no color) | #787878 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AD645D
#AD645D
oklch(58.4% 0.096 26.2)
- #168B97
#168B97
oklch(58.3% 0.095 206)
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 #AD645D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clay #B66A50 ΔE 0.032
- Pinkish Brown #B17261 ΔE 0.036
- Dusky Rose #BA6873 ΔE 0.039
- Earth #A2653E ΔE 0.047
- Adobe #BD6C48 ΔE 0.049
- Reddish Grey #997570 ΔE 0.051
- Mauve #AE7181 ΔE 0.052
- Indian Red #CD5C5C ΔE 0.059
Use #AD645D 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.