#A3493A
Closest named color: Sienna (#A0522D). oklch(51.8% 0.123 31.3), rgb(163, 73, 58).
Aa
White text reads best on this color (5.88:1).
About this color
#A3493A is a medium-dark, moderately saturated red. In OKLCH its lightness is 52%, its chroma 0.123 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Sienna (#A0522D), ΔE 0.030 away. White text reads best on it, at 5.88:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.123) |
| Temperature | warm |
| Nearest name | Sienna (#A0522D) |
| Black text | 3.57:1 |
| White text | 5.88:1 |
Values
| HEX | #A3493A |
| RGB | rgb(163, 73, 58) |
| HSL | hsl(9, 48%, 43%) |
| OKLCH | oklch(51.8% 0.123 31.3) |
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 #A3493A | 5.88:1 | AA | Lc -84.1 | Fine for body text |
| Black text on #A3493A | 3.57:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #A3493A text on white | 5.88:1 | AA | Lc 78.9 | Fine for body text |
| #A3493A text on black | 3.57:1 | AA large text | Lc -22.9 | 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 700.
-
Step 50
50
#FBF4F2
oklch(97.2% 0.008 36.6)
-
Step 100
100
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EED2CC
oklch(88.5% 0.033 32.1)
-
Step 300
300
#E4B3A9
oklch(80.8% 0.059 31.6)
-
Step 400
400
#D58A7C
oklch(70.7% 0.095 31.1)
-
Step 500
500
#C86B5B
oklch(63.1% 0.121 31)
-
Step 600
600
#B35140
oklch(55.6% 0.131 31.6)
-
Step 700
700 (this color)
#A3493A
oklch(51.8% 0.123 31.3)
-
Step 800
800
#7D362A
oklch(42.7% 0.102 31.4)
-
Step 900
900
#653026
oklch(37.8% 0.079 32)
-
Step 950
950
#3B1C17
oklch(26.9% 0.05 30.3)
#A3493A 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) | #605838 | 0.125 |
| Deuteranopia (no green cones) | #766C38 | 0.117 |
| Tritanopia (no blue cones) | #B23846 | 0.047 |
| Achromatopsia (no color) | #646464 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3493A
#A3493A
oklch(51.8% 0.123 31.3)
- #007686
#007686
oklch(51.9% 0.09 211.1)
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 #A3493A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sienna #A0522D ΔE 0.030
- Burnt Umber #A0450E ΔE 0.038
- Brick #A03623 ΔE 0.041
- Light Maroon #A24857 ΔE 0.041
- Russet #A13905 ΔE 0.046
- Dull Red #BB3F3F ΔE 0.049
- Cinnamon #AC4F06 ΔE 0.049
- Dusty Red #B9484E ΔE 0.051
Use #A3493A 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.