#A65740
Closest named color: Sienna (#A0522D). oklch(54.6% 0.11 37.1), rgb(166, 87, 64).
Aa
White text reads best on this color (5.17:1).
About this color
#A65740 is a medium-dark, moderately saturated red. In OKLCH its lightness is 55%, its chroma 0.110 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.025 away. White text reads best on it, at 5.17:1.
| Hue family | Reds |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #A65740 |
| RGB | rgb(166, 87, 64) |
| HSL | hsl(14, 44%, 45%) |
| OKLCH | oklch(54.6% 0.11 37.1) |
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 #A65740 | 5.17:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #A65740 | 4.05:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #A65740 text on white | 5.17:1 | AA | Lc 75.3 | Fine for body text |
| #A65740 text on black | 4.05:1 | AA large text | Lc -26.5 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EAD3CD
oklch(88.4% 0.027 35)
-
Step 300
300
#DEB6AA
oklch(80.8% 0.05 37.3)
-
Step 400
400
#CC8F7E
oklch(70.6% 0.079 36.2)
-
Step 500
500
#BE735D
oklch(63.2% 0.101 37.1)
-
Step 600
600 (this color)
#A65740
oklch(54.6% 0.11 37.1)
-
Step 700
700
#914935
oklch(49.1% 0.102 36.4)
-
Step 800
800
#763D2C
oklch(42.8% 0.084 37.4)
-
Step 900
900
#5F3428
oklch(37.6% 0.066 36.4)
-
Step 950
950
#381F17
oklch(27% 0.042 38.5)
#A65740 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) | #6B633E | 0.107 |
| Deuteranopia (no green cones) | #7E743F | 0.100 |
| Tritanopia (no blue cones) | #B54951 | 0.051 |
| Achromatopsia (no color) | #6D6D6D | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A65740
#A65740
oklch(54.6% 0.11 37.1)
- #007E95
#007E95
oklch(54.7% 0.097 216.5)
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 #A65740, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.025
- Earth #A2653E ΔE 0.036
- Cinnamon #AC4F06 ΔE 0.042
- Sepia #985E2B ΔE 0.043
- Burnt Siena #B75203 ΔE 0.049
- Raw Umber #A75E09 ΔE 0.051
- Dusty Red #B9484E ΔE 0.053
- Burnt Umber #A0450E ΔE 0.053
Use #A65740 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.