#A66047
Closest named color: Earth (#A2653E). oklch(56.3% 0.099 40.3), rgb(166, 96, 71).
Aa
White text reads best on this color (4.78:1).
About this color
#A66047 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 56%, its chroma 0.099 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.021 away. White text reads best on it, at 4.78:1.
| Hue family | Browns |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.099) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.38:1 |
| White text | 4.78:1 |
Values
| HEX | #A66047 |
| RGB | rgb(166, 96, 71) |
| HSL | hsl(16, 40%, 46%) |
| OKLCH | oklch(56.3% 0.099 40.3) |
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 #A66047 | 4.78:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #A66047 | 4.38:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #A66047 text on white | 4.78:1 | AA | Lc 73.0 | Content text, not long reading |
| #A66047 text on black | 4.38:1 | AA large text | Lc -28.7 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F2E7E3
oklch(93.6% 0.013 41.2)
-
Step 200
200
#E8D4CD
oklch(88.4% 0.024 40.3)
-
Step 300
300
#DBB8AB
oklch(81% 0.044 41.4)
-
Step 400
400
#C8927F
oklch(70.7% 0.071 40.2)
-
Step 500
500
#B9765F
oklch(63.1% 0.091 39.7)
-
Step 600
600 (this color)
#A66047
oklch(56.3% 0.099 40.3)
-
Step 700
700
#8C4D37
oklch(49.1% 0.092 39.8)
-
Step 800
800
#72402E
oklch(42.8% 0.076 40.4)
-
Step 900
900
#5C3629
oklch(37.6% 0.059 39.6)
-
Step 950
950
#362018
oklch(27% 0.037 40.7)
#A66047 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) | #726945 | 0.092 |
| Deuteranopia (no green cones) | #837846 | 0.085 |
| Tritanopia (no blue cones) | #B4545A | 0.050 |
| Achromatopsia (no color) | #727272 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66047
#A66047
oklch(56.3% 0.099 40.3)
- #12829D
#12829D
oklch(56.2% 0.099 220)
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 #A66047, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.021
- Sienna #A0522D ΔE 0.041
- Clay #B66A50 ΔE 0.041
- Sepia #985E2B ΔE 0.042
- Copper #B66325 ΔE 0.046
- Raw Umber #A75E09 ΔE 0.049
- Orangey Brown #B16002 ΔE 0.053
- Cinnamon #AC4F06 ΔE 0.053
Use #A66047 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.