#90509F
Closest named color: Deep Lavender (#8D5EB7). oklch(53.8% 0.137 319.8), rgb(144, 80, 159).
Aa
White text reads best on this color (5.47:1).
About this color
#90509F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 54%, its chroma 0.137 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.045 away. White text reads best on it, at 5.47:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 3.83:1 |
| White text | 5.47:1 |
Values
| HEX | #90509F |
| RGB | rgb(144, 80, 159) |
| HSL | hsl(289, 33%, 47%) |
| OKLCH | oklch(53.8% 0.137 319.8) |
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 #90509F | 5.47:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #90509F | 3.83:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #90509F text on white | 5.47:1 | AA | Lc 77.0 | Fine for body text |
| #90509F text on black | 3.83:1 | AA large text | Lc -24.7 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F1
oklch(93.5% 0.018 320.1)
-
Step 200
200
#E4D2E8
oklch(88.5% 0.035 320.1)
-
Step 300
300
#D3B4DA
oklch(80.9% 0.062 320)
-
Step 400
400
#BC8CC7
oklch(70.6% 0.099 320)
-
Step 500
500
#AB6FB9
oklch(63.2% 0.126 319.9)
-
Step 600
600 (this color)
#90509F
oklch(53.8% 0.137 319.8)
-
Step 700
700
#80458D
oklch(49.1% 0.128 320.2)
-
Step 800
800
#683973
oklch(42.7% 0.107 319.8)
-
Step 900
900
#54325D
oklch(37.7% 0.082 319)
-
Step 950
950
#321E36
oklch(27.2% 0.051 320.8)
#90509F 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) | #4365A2 | 0.125 |
| Deuteranopia (no green cones) | #566C9D | 0.112 |
| Tritanopia (no blue cones) | #915B70 | 0.087 |
| Achromatopsia (no color) | #696969 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90509F
#90509F
oklch(53.8% 0.137 319.8)
- #3D802C
#3D802C
oklch(53.7% 0.137 139.8)
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 #90509F, closest first.
No curated palette has a color within ΔE 0.04 of #90509F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.045
- Light Eggplant #894585 ΔE 0.046
- Purply #983FB2 ΔE 0.050
- Muted Purple #805B87 ΔE 0.058
- Light Plum #9D5783 ΔE 0.059
- Amethyst #9B5FC0 ΔE 0.061
- Dark Lavender #856798 ΔE 0.062
- Dusty Purple #825F87 ΔE 0.063
Use #90509F 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.