#A4579E
Closest named color: Light Plum (#9D5783). oklch(57.3% 0.137 330.1), rgb(164, 87, 158).
Aa
White text reads best on this color (4.73:1).
About this color
#A4579E is a medium-dark, moderately saturated purple. In OKLCH its lightness is 57%, its chroma 0.137 and its hue 330°. 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 4.73:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #A4579E |
| RGB | rgb(164, 87, 158) |
| HSL | hsl(305, 31%, 49%) |
| OKLCH | oklch(57.3% 0.137 330.1) |
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 #A4579E | 4.73:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #A4579E | 4.43:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #A4579E text on white | 4.73:1 | AA | Lc 72.5 | Content text, not long reading |
| #A4579E text on black | 4.43:1 | AA large text | Lc -29.2 | 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
#D8B3D4
oklch(80.9% 0.061 329.7)
-
Step 400
400
#C48ABE
oklch(70.7% 0.099 330.2)
-
Step 500
500
#B46CAD
oklch(63.2% 0.125 330.5)
-
Step 600
600 (this color)
#A4579E
oklch(57.3% 0.137 330.1)
-
Step 700
700
#874282
oklch(49% 0.126 330.1)
-
Step 800
800
#6E376A
oklch(42.7% 0.105 330)
-
Step 900
900
#593056
oklch(37.6% 0.082 329.7)
-
Step 950
950
#351C32
oklch(27% 0.053 331.4)
#A4579E 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) | #536CA0 | 0.134 |
| Deuteranopia (no green cones) | #69779C | 0.120 |
| Tritanopia (no blue cones) | #A95D73 | 0.074 |
| Achromatopsia (no color) | #737373 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4579E
#A4579E
oklch(57.3% 0.137 330.1)
- #2B8E4A
#2B8E4A
oklch(57.3% 0.137 149.9)
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 #A4579E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.044
- Dark Lilac #9C6DA5 ΔE 0.052
- Amethyst #9B5FC0 ΔE 0.054
- Deep Lavender #8D5EB7 ΔE 0.056
- Soft Purple #A66FB5 ΔE 0.060
- Faded Purple #916E99 ΔE 0.065
- Dark Lavender #856798 ΔE 0.065
- Deep Lilac #966EBD ΔE 0.066
Use #A4579E 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.