#A3609B
Closest named color: Dark Lilac (#9C6DA5). oklch(58.5% 0.117 331.4), rgb(163, 96, 155).
Aa
Black text reads best on this color (4.70:1).
About this color
#A3609B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.117 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Lilac (#9C6DA5), ΔE 0.033 away. Black text reads best on it, at 4.70:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Dark Lilac (#9C6DA5) |
| Black text | 4.70:1 |
| White text | 4.46:1 |
Values
| HEX | #A3609B |
| RGB | rgb(163, 96, 155) |
| HSL | hsl(307, 27%, 51%) |
| OKLCH | oklch(58.5% 0.117 331.4) |
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 #A3609B | 4.46:1 | AA large text | Lc -76.2 | Fine for body text |
| Black text on #A3609B | 4.70:1 | AA | Lc 33.3 | Non-text elements, placeholder text |
| #A3609B text on white | 4.46:1 | AA large text | Lc 70.8 | Content text, not long reading |
| #A3609B text on black | 4.70:1 | AA | Lc -30.9 | 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 600.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#F0E6EE
oklch(93.5% 0.015 332.2)
-
Step 200
200
#E5D2E2
oklch(88.4% 0.03 331)
-
Step 300
300
#D5B5D0
oklch(80.9% 0.052 331.3)
-
Step 400
400
#C08DB9
oklch(70.7% 0.086 331.2)
-
Step 500
500
#AF70A7
oklch(63% 0.108 331.4)
-
Step 600
600 (this color)
#A3609B
oklch(58.5% 0.117 331.4)
-
Step 700
700
#83477C
oklch(49% 0.109 331.5)
-
Step 800
800
#6B3B65
oklch(42.7% 0.09 331.7)
-
Step 900
900
#573352
oklch(37.7% 0.07 332)
-
Step 950
950
#331E30
oklch(27% 0.044 331.9)
#A3609B 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) | #5E719D | 0.114 |
| Deuteranopia (no green cones) | #6F7B99 | 0.105 |
| Tritanopia (no blue cones) | #A86476 | 0.062 |
| Achromatopsia (no color) | #777777 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3609B
#A3609B
oklch(58.5% 0.117 331.4)
- #3E8F57
#3E8F57
oklch(58.5% 0.117 151.3)
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 #A3609B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lilac #9C6DA5 ΔE 0.033
- Light Plum #9D5783 ΔE 0.040
- Faded Purple #916E99 ΔE 0.045
- Soft Purple #A66FB5 ΔE 0.048
- Dark Lavender #856798 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.060
- Deep Lavender #8D5EB7 ΔE 0.061
Use #A3609B 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.