#A1780D
Closest named color: Bronze (#A87900). oklch(59.7% 0.119 83.8), rgb(161, 120, 13).
Aa
Black text reads best on this color (5.20:1).
About this color
#A1780D is a medium-dark, moderately saturated brown. In OKLCH its lightness is 60%, its chroma 0.119 and its hue 84°. Its hue sits on the warm side of the wheel. The nearest named color is Bronze (#A87900), ΔE 0.013 away. Black text reads best on it, at 5.20:1.
| Hue family | Browns |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.119) |
| Temperature | warm |
| Nearest name | Bronze (#A87900) |
| Black text | 5.20:1 |
| White text | 4.03:1 |
Values
| HEX | #A1780D |
| RGB | rgb(161, 120, 13) |
| HSL | hsl(43, 85%, 34%) |
| OKLCH | oklch(59.7% 0.119 83.8) |
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 #A1780D | 4.03:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #A1780D | 5.20:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #A1780D text on white | 4.03:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #A1780D text on black | 5.20:1 | AA | Lc -34.3 | 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 500.
-
Step 50
50
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DD
oklch(93.5% 0.017 84.6)
-
Step 200
200
#E3D8C2
oklch(88.5% 0.032 84.6)
-
Step 300
300
#D3BE96
oklch(80.9% 0.059 83.4)
-
Step 400
400
#BC9C59
oklch(70.7% 0.094 84.5)
-
Step 500
500 (this color)
#A1780D
oklch(59.7% 0.119 83.8)
-
Step 600
600
#936C00
oklch(55.6% 0.114 83.5)
-
Step 700
700
#7C5B00
oklch(49.2% 0.101 83.9)
-
Step 800
800
#664A00
oklch(42.8% 0.088 83.6)
-
Step 900
900
#553D00
oklch(37.7% 0.077 83.5)
-
Step 950
950
#322405
oklch(27% 0.05 83.6)
#A1780D 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) | #897800 | 0.042 |
| Deuteranopia (no green cones) | #938315 | 0.035 |
| Tritanopia (no blue cones) | #B06B66 | 0.107 |
| Achromatopsia (no color) | #7E7E7E | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1780D
#A1780D
oklch(59.7% 0.119 83.8)
- #5A7DC7
#5A7DC7
oklch(59.7% 0.12 263.9)
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 #A1780D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bronze #A87900 ΔE 0.013
- Mustard Brown #AC7E04 ΔE 0.026
- Golden Brown #B27A01 ΔE 0.030
- Caramel #AF6F09 ΔE 0.032
- Hazel #8E7618 ΔE 0.033
- Leather #AC7434 ΔE 0.037
- Dark Mustard #A88905 ΔE 0.048
- Coffee #A6814C ΔE 0.049
Use #A1780D 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.