#A66E09
Closest named color: Caramel (#AF6F09). oklch(58.3% 0.122 73.2), rgb(166, 110, 9).
Aa
Black text reads best on this color (4.85:1).
About this color
#A66E09 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 58%, its chroma 0.122 and its hue 73°. Its hue sits on the warm side of the wheel. The nearest named color is Caramel (#AF6F09), ΔE 0.017 away. Black text reads best on it, at 4.85:1.
| Hue family | Browns |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Caramel (#AF6F09) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #A66E09 |
| RGB | rgb(166, 110, 9) |
| HSL | hsl(39, 90%, 34%) |
| OKLCH | oklch(58.3% 0.122 73.2) |
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 #A66E09 | 4.32:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #A66E09 | 4.85:1 | AA | Lc 34.4 | Non-text elements, placeholder text |
| #A66E09 text on white | 4.32:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #A66E09 text on black | 4.85:1 | AA | Lc -32.0 | 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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#F0E8DF
oklch(93.5% 0.015 70.9)
-
Step 200
200
#E6D7C4
oklch(88.6% 0.03 73.9)
-
Step 300
300
#D7BC9A
oklch(81% 0.055 73.3)
-
Step 400
400
#C29861
oklch(70.7% 0.088 73.1)
-
Step 500
500
#B27E31
oklch(63.1% 0.112 73.5)
-
Step 600
600 (this color)
#A66E09
oklch(58.3% 0.122 73.2)
-
Step 700
700
#845600
oklch(49.2% 0.105 73.4)
-
Step 800
800
#6C4600
oklch(42.7% 0.091 73.9)
-
Step 900
900
#593B0B
oklch(37.8% 0.073 73.6)
-
Step 950
950
#34230A
oklch(27.1% 0.046 74)
#A66E09 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) | #827100 | 0.063 |
| Deuteranopia (no green cones) | #8F7F0F | 0.057 |
| Tritanopia (no blue cones) | #B65F5D | 0.101 |
| Achromatopsia (no color) | #797979 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A66E09
#A66E09
oklch(58.3% 0.122 73.2)
- #427EC1
#427EC1
oklch(58.4% 0.121 252.8)
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 #A66E09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Caramel #AF6F09 ΔE 0.017
- Leather #AC7434 ΔE 0.030
- Bronze #A87900 ΔE 0.030
- Umber #B26400 ΔE 0.030
- Brown Orange #B96902 ΔE 0.035
- Orangey Brown #B16002 ΔE 0.037
- Raw Sienna #9A6200 ΔE 0.039
- Golden Brown #B27A01 ΔE 0.039
Use #A66E09 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.