#81509D
Closest named color: Light Eggplant (#894585). oklch(51.9% 0.128 312.1), rgb(129, 80, 157).
Aa
White text reads best on this color (5.88:1).
About this color
#81509D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 52%, its chroma 0.128 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Eggplant (#894585), ΔE 0.043 away. White text reads best on it, at 5.88:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Light Eggplant (#894585) |
| Black text | 3.56:1 |
| White text | 5.88:1 |
Values
| HEX | #81509D |
| RGB | rgb(129, 80, 157) |
| HSL | hsl(278, 32%, 46%) |
| OKLCH | oklch(51.9% 0.128 312.1) |
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 #81509D | 5.88:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #81509D | 3.56:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #81509D text on white | 5.88:1 | AA | Lc 79.2 | Fine for body text |
| #81509D text on black | 3.56:1 | AA large text | Lc -22.6 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE7F3
oklch(93.7% 0.018 311.6)
-
Step 200
200
#E1D3EA
oklch(88.5% 0.035 312.4)
-
Step 300
300
#CEB6DE
oklch(80.9% 0.061 311.8)
-
Step 400
400
#B58FCD
oklch(70.7% 0.097 311.9)
-
Step 500
500
#A371C0
oklch(63% 0.127 312.3)
-
Step 600
600
#8E58AD
oklch(55.6% 0.138 312)
-
Step 700
700 (this color)
#81509D
oklch(51.9% 0.128 312.1)
-
Step 800
800
#623C78
oklch(42.7% 0.104 311.9)
-
Step 900
900
#503361
oklch(37.6% 0.083 312)
-
Step 950
950
#2F1E39
oklch(26.9% 0.053 312.1)
#81509D 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) | #3E62A0 | 0.106 |
| Deuteranopia (no green cones) | #4C659B | 0.095 |
| Tritanopia (no blue cones) | #7E5C6F | 0.088 |
| Achromatopsia (no color) | #646464 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81509D
#81509D
oklch(51.9% 0.128 312.1)
- #4C771D
#4C771D
oklch(51.9% 0.127 131.9)
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 #81509D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Eggplant #894585 ΔE 0.043
- Muted Purple #805B87 ΔE 0.050
- Deep Lavender #8D5EB7 ΔE 0.054
- Dusty Purple #825F87 ΔE 0.059
- Dull Purple #84597E ΔE 0.061
- Dark Lavender #856798 ΔE 0.063
- Purply #983FB2 ΔE 0.064
- Dusky Purple #895B7B ΔE 0.070
Use #81509D 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.