#A3539C
Closest named color: Light Plum (#9D5783). oklch(56.5% 0.141 330.6), rgb(163, 83, 156).
Aa
White text reads best on this color (4.91:1).
About this color
#A3539C is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.141 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.044 away. White text reads best on it, at 4.91:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #A3539C |
| RGB | rgb(163, 83, 156) |
| HSL | hsl(305, 33%, 48%) |
| OKLCH | oklch(56.5% 0.141 330.6) |
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 #A3539C | 4.91:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #A3539C | 4.27:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #A3539C text on white | 4.91:1 | AA | Lc 73.6 | Content text, not long reading |
| #A3539C text on black | 4.27:1 | AA large text | Lc -28.1 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F1E6F0
oklch(93.6% 0.018 328.5)
-
Step 200
200
#E7D1E4
oklch(88.4% 0.035 330.3)
-
Step 300
300
#D9B2D4
oklch(80.8% 0.064 330.4)
-
Step 400
400
#C589BE
oklch(70.7% 0.101 330.7)
-
Step 500
500
#B56AAE
oklch(63.1% 0.13 330.4)
-
Step 600
600 (this color)
#A3539C
oklch(56.5% 0.141 330.6)
-
Step 700
700
#894183
oklch(49.2% 0.131 330.6)
-
Step 800
800
#6F366A
oklch(42.7% 0.108 330.6)
-
Step 900
900
#5A2F56
oklch(37.6% 0.084 330.6)
-
Step 950
950
#351C33
oklch(27% 0.054 329.9)
#A3539C 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) | #4F6A9E | 0.141 |
| Deuteranopia (no green cones) | #66759A | 0.126 |
| Tritanopia (no blue cones) | #A85970 | 0.076 |
| Achromatopsia (no color) | #717171 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3539C
#A3539C
oklch(56.5% 0.141 330.6)
- #1F8C47
#1F8C47
oklch(56.5% 0.141 150.6)
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 #A3539C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.044
- Deep Lavender #8D5EB7 ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.058
- Dark Lilac #9C6DA5 ΔE 0.060
- Purply #983FB2 ΔE 0.065
- Light Eggplant #894585 ΔE 0.068
- Dark Lavender #856798 ΔE 0.069
- Soft Purple #A66FB5 ΔE 0.069
Use #A3539C 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.