#90578E
Closest named color: Light Plum (#9D5783). oklch(54.1% 0.107 328.2), rgb(144, 87, 142).
Aa
White text reads best on this color (5.33:1).
About this color
#90578E is a medium-dark, moderately saturated purple. In OKLCH its lightness is 54%, its chroma 0.107 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.030 away. White text reads best on it, at 5.33:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Light Plum (#9D5783) |
| Black text | 3.93:1 |
| White text | 5.33:1 |
Values
| HEX | #90578E |
| RGB | rgb(144, 87, 142) |
| HSL | hsl(302, 25%, 45%) |
| OKLCH | oklch(54.1% 0.107 328.2) |
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 #90578E | 5.33:1 | AA | Lc -81.7 | Fine for body text |
| Black text on #90578E | 3.93:1 | AA large text | Lc 27.7 | Dividers and decoration only |
| #90578E text on white | 5.33:1 | AA | Lc 76.3 | Fine for body text |
| #90578E text on black | 3.93:1 | AA large text | Lc -25.4 | 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
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE7EF
oklch(93.7% 0.014 325.7)
-
Step 200
200
#E3D3E2
oklch(88.4% 0.027 327.7)
-
Step 300
300
#D2B6D0
oklch(80.8% 0.047 328.3)
-
Step 400
400
#BB90B9
oklch(70.7% 0.076 327.9)
-
Step 500
500
#AA74A7
oklch(63.2% 0.097 328.6)
-
Step 600
600 (this color)
#90578E
oklch(54.1% 0.107 328.2)
-
Step 700
700
#7F4B7D
oklch(49.2% 0.099 328.3)
-
Step 800
800
#673E66
oklch(42.8% 0.082 327.7)
-
Step 900
900
#543553
oklch(37.8% 0.064 327.9)
-
Step 950
950
#311F30
oklch(26.9% 0.04 328.5)
#90578E 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) | #536690 | 0.102 |
| Deuteranopia (no green cones) | #626E8C | 0.093 |
| Tritanopia (no blue cones) | #945C6C | 0.060 |
| Achromatopsia (no color) | #6B6B6B | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #90578E
#90578E
oklch(54.1% 0.107 328.2)
- #3E804A
#3E804A
oklch(54.2% 0.107 147.9)
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 #90578E, closest first.
No curated palette has a color within ΔE 0.04 of #90578E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.030
- Muted Purple #805B87 ΔE 0.032
- Dusty Purple #825F87 ΔE 0.034
- Dull Purple #84597E ΔE 0.035
- Dusky Purple #895B7B ΔE 0.037
- Dark Lavender #856798 ΔE 0.042
- Light Eggplant #894585 ΔE 0.046
- Faded Purple #916E99 ΔE 0.058
Use #90578E 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.