#A66E49
Closest named color: Mocha (#9D7651). oklch(58.9% 0.088 53.6), rgb(166, 110, 73).
Aa
Black text reads best on this color (4.94:1).
About this color
#A66E49 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 59%, its chroma 0.088 and its hue 54°. Its hue sits on the warm side of the wheel. The nearest named color is Mocha (#9D7651), ΔE 0.023 away. Black text reads best on it, at 4.94:1.
| Hue family | Browns |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.088) |
| Temperature | warm |
| Nearest name | Mocha (#9D7651) |
| Black text | 4.94:1 |
| White text | 4.24:1 |
Values
| HEX | #A66E49 |
| RGB | rgb(166, 110, 73) |
| HSL | hsl(24, 39%, 47%) |
| OKLCH | oklch(58.9% 0.088 53.6) |
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 #A66E49 | 4.24:1 | AA large text | Lc -74.6 | Content text, not long reading |
| Black text on #A66E49 | 4.94:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #A66E49 text on white | 4.24:1 | AA large text | Lc 69.1 | Content text, not long reading |
| #A66E49 text on black | 4.94:1 | AA | Lc -32.5 | 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
#F8F4F2
oklch(97% 0.005 48.7)
-
Step 100
100
#F0E8E3
oklch(93.6% 0.011 54.5)
-
Step 200
200
#E5D6CC
oklch(88.5% 0.022 56.1)
-
Step 300
300
#D6BAA9
oklch(80.8% 0.04 53.2)
-
Step 400
400
#C1967C
oklch(70.7% 0.063 52.6)
-
Step 500
500
#B07C5A
oklch(63.1% 0.081 53.9)
-
Step 600
600 (this color)
#A66E49
oklch(58.9% 0.088 53.6)
-
Step 700
700
#855331
oklch(49.1% 0.083 53.8)
-
Step 800
800
#6C442A
oklch(42.7% 0.068 53)
-
Step 900
900
#583A26
oklch(37.8% 0.053 54.1)
-
Step 950
950
#332217
oklch(27% 0.033 53.8)
#A66E49 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) | #7E7346 | 0.069 |
| Deuteranopia (no green cones) | #8B8049 | 0.064 |
| Tritanopia (no blue cones) | #B46365 | 0.059 |
| Achromatopsia (no color) | #7B7B7B | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66E49
#A66E49
oklch(58.9% 0.088 53.6)
- #4186A9
#4186A9
oklch(59% 0.088 233)
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 #A66E49, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mocha #9D7651 ΔE 0.023
- Earth #A2653E ΔE 0.025
- Clay Brown #B2713D ΔE 0.027
- Clay #B66A50 ΔE 0.032
- Leather #AC7434 ΔE 0.033
- Pinkish Brown #B17261 ΔE 0.037
- Puce #A57E52 ΔE 0.040
- Adobe #BD6C48 ΔE 0.041
Use #A66E49 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.