#A7579B
Closest named color: Light Plum (#9D5783). oklch(57.6% 0.136 333), rgb(167, 87, 155).
Aa
White text reads best on this color (4.68:1).
About this color
#A7579B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 58%, its chroma 0.136 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.042 away. White text reads best on it, at 4.68:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.47:1 |
| White text | 4.68:1 |
Values
| HEX | #A7579B |
| RGB | rgb(167, 87, 155) |
| HSL | hsl(309, 31%, 50%) |
| OKLCH | oklch(57.6% 0.136 333) |
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 #A7579B | 4.68:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #A7579B | 4.47:1 | AA large text | Lc 31.9 | Non-text elements, placeholder text |
| #A7579B text on white | 4.68:1 | AA | Lc 72.2 | Content text, not long reading |
| #A7579B text on black | 4.47:1 | AA large text | Lc -29.5 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E6EF
oklch(93.7% 0.018 334.2)
-
Step 200
200
#E8D1E3
oklch(88.5% 0.035 333.2)
-
Step 300
300
#D9B2D2
oklch(80.8% 0.062 332.3)
-
Step 400
400
#C58ABB
oklch(70.7% 0.097 332.7)
-
Step 500
500
#B66BAA
oklch(63.2% 0.126 333)
-
Step 600
600 (this color)
#A7579B
oklch(57.6% 0.136 333)
-
Step 700
700
#89417F
oklch(49% 0.127 332.8)
-
Step 800
800
#703667
oklch(42.7% 0.105 333.4)
-
Step 900
900
#5B3054
oklch(37.8% 0.081 333.3)
-
Step 950
950
#351C31
oklch(26.9% 0.052 333)
#A7579B 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) | #566D9D | 0.136 |
| Deuteranopia (no green cones) | #6C7899 | 0.122 |
| Tritanopia (no blue cones) | #AD5C72 | 0.070 |
| Achromatopsia (no color) | #747474 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A7579B
#A7579B
oklch(57.6% 0.136 333)
- #208F50
#208F50
oklch(57.5% 0.136 153)
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 #A7579B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.042
- Dark Lilac #9C6DA5 ΔE 0.053
- Amethyst #9B5FC0 ΔE 0.060
- Soft Purple #A66FB5 ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.063
- Faded Purple #916E99 ΔE 0.066
- Dark Lavender #856798 ΔE 0.068
- Deep Lilac #966EBD ΔE 0.070
Use #A7579B 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.