#A1603E
Closest named color: Earth (#A2653E). oklch(55.5% 0.098 47.6), rgb(161, 96, 62).
Aa
White text reads best on this color (4.93:1).
About this color
#A1603E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 55%, its chroma 0.098 and its hue 48°. Its hue sits on the warm side of the wheel. The nearest named color is Earth (#A2653E), ΔE 0.013 away. White text reads best on it, at 4.93:1.
| Hue family | Browns |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.098) |
| Temperature | warm |
| Nearest name | Earth (#A2653E) |
| Black text | 4.25:1 |
| White text | 4.93:1 |
Values
| HEX | #A1603E |
| RGB | rgb(161, 96, 62) |
| HSL | hsl(21, 44%, 44%) |
| OKLCH | oklch(55.5% 0.098 47.6) |
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 #A1603E | 4.93:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #A1603E | 4.25:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #A1603E text on white | 4.93:1 | AA | Lc 73.9 | Content text, not long reading |
| #A1603E text on black | 4.25:1 | AA large text | Lc -27.8 | 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
#F1E7E3
oklch(93.5% 0.012 43.3)
-
Step 200
200
#E8D5CC
oklch(88.6% 0.024 47.1)
-
Step 300
300
#D9B9A9
oklch(80.9% 0.043 48.2)
-
Step 400
400
#C6947B
oklch(70.8% 0.07 47.7)
-
Step 500
500
#B67859
oklch(63% 0.09 47.2)
-
Step 600
600 (this color)
#A1603E
oklch(55.5% 0.098 47.6)
-
Step 700
700
#8A4F30
oklch(49% 0.091 47.4)
-
Step 800
800
#704129
oklch(42.6% 0.075 47.1)
-
Step 900
900
#5B3825
oklch(37.8% 0.058 48.8)
-
Step 950
950
#352116
oklch(27% 0.037 49.5)
#A1603E 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) | #72683B | 0.084 |
| Deuteranopia (no green cones) | #81763E | 0.078 |
| Tritanopia (no blue cones) | #AF5458 | 0.058 |
| Achromatopsia (no color) | #707070 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1603E
#A1603E
oklch(55.5% 0.098 47.6)
- #207E9F
#207E9F
oklch(55.5% 0.097 226.9)
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 #A1603E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Earth #A2653E ΔE 0.013
- Sepia #985E2B ΔE 0.027
- Sienna #A0522D ΔE 0.034
- Raw Umber #A75E09 ΔE 0.038
- Copper #B66325 ΔE 0.046
- Orangey Brown #B16002 ΔE 0.047
- Cinnamon #AC4F06 ΔE 0.047
- Cocoa #875F42 ΔE 0.047
Use #A1603E 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.