#A3680F
Closest named color: Raw Sienna (#9A6200). oklch(56.8% 0.119 69.4), rgb(163, 104, 15).
Aa
White text reads best on this color (4.62:1).
About this color
#A3680F is a medium-dark, moderately saturated brown. In OKLCH its lightness is 57%, its chroma 0.119 and its hue 69°. Its hue sits on the warm side of the wheel. The nearest named color is Raw Sienna (#9A6200), ΔE 0.024 away. White text reads best on it, at 4.62:1.
| Hue family | Browns |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Raw Sienna (#9A6200) |
| Black text | 4.54:1 |
| White text | 4.62:1 |
Values
| HEX | #A3680F |
| RGB | rgb(163, 104, 15) |
| HSL | hsl(36, 83%, 35%) |
| OKLCH | oklch(56.8% 0.119 69.4) |
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 #A3680F | 4.62:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #A3680F | 4.54:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #A3680F text on white | 4.62:1 | AA | Lc 71.8 | Content text, not long reading |
| #A3680F text on black | 4.54:1 | AA | Lc -29.9 | 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
#F9F5F0
oklch(97.2% 0.008 73.7)
-
Step 100
100
#F1E8DF
oklch(93.6% 0.016 67.6)
-
Step 200
200
#E6D6C5
oklch(88.4% 0.029 69.1)
-
Step 300
300
#D8BB9C
oklch(80.9% 0.054 68.8)
-
Step 400
400
#C39764
oklch(70.6% 0.086 69.8)
-
Step 500
500
#B47C37
oklch(63% 0.11 68.9)
-
Step 600
600 (this color)
#A3680F
oklch(56.8% 0.119 69.4)
-
Step 700
700
#875400
oklch(49.2% 0.107 69.6)
-
Step 800
800
#6F4402
oklch(42.7% 0.092 68.9)
-
Step 900
900
#5A3A10
oklch(37.8% 0.071 69.2)
-
Step 950
950
#35220B
oklch(27% 0.046 68.8)
#A3680F 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) | #7C6C00 | 0.070 |
| Deuteranopia (no green cones) | #8A7A12 | 0.062 |
| Tritanopia (no blue cones) | #B35959 | 0.096 |
| Achromatopsia (no color) | #757575 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3680F
#A3680F
oklch(56.8% 0.119 69.4)
- #377BBA
#377BBA
oklch(56.9% 0.119 249.2)
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 #A3680F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raw Sienna #9A6200 ΔE 0.024
- Raw Umber #A75E09 ΔE 0.025
- Umber #B26400 ΔE 0.027
- Orangey Brown #B16002 ΔE 0.030
- Caramel #AF6F09 ΔE 0.030
- Leather #AC7434 ΔE 0.039
- Earth #A2653E ΔE 0.040
- Brown Orange #B96902 ΔE 0.040
Use #A3680F 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.