#905C91
Closest named color: Dusty Purple (#825F87). oklch(55.1% 0.1 326.2), rgb(144, 92, 145).
Aa
White text reads best on this color (5.09:1).
About this color
#905C91 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 55%, its chroma 0.100 and its hue 326°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Purple (#825F87), ΔE 0.031 away. White text reads best on it, at 5.09:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Dusty Purple (#825F87) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #905C91 |
| RGB | rgb(144, 92, 145) |
| HSL | hsl(299, 22%, 46%) |
| OKLCH | oklch(55.1% 0.1 326.2) |
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 #905C91 | 5.09:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #905C91 | 4.12:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #905C91 text on white | 5.09:1 | AA | Lc 75.0 | Content text, not long reading |
| #905C91 text on black | 4.12:1 | AA large text | Lc -26.7 | 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
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE7EF
oklch(93.7% 0.014 325.7)
-
Step 200
200
#E2D4E2
oklch(88.5% 0.024 325.8)
-
Step 300
300
#D1B7D0
oklch(80.9% 0.045 327.2)
-
Step 400
400
#B991B9
oklch(70.7% 0.073 326.3)
-
Step 500
500
#A775A7
oklch(63% 0.093 326.6)
-
Step 600
600 (this color)
#905C91
oklch(55.1% 0.1 326.2)
-
Step 700
700
#7C4D7D
oklch(49.2% 0.093 326.2)
-
Step 800
800
#653F66
oklch(42.7% 0.078 326)
-
Step 900
900
#523653
oklch(37.7% 0.06 325.5)
-
Step 950
950
#302030
oklch(27% 0.037 326.5)
#905C91 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) | #586A93 | 0.092 |
| Deuteranopia (no green cones) | #65708F | 0.084 |
| Tritanopia (no blue cones) | #936170 | 0.058 |
| Achromatopsia (no color) | #6E6E6E | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905C91
#905C91
oklch(55.1% 0.1 326.2)
- #48814D
#48814D
oklch(55% 0.1 146)
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 #905C91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Purple #825F87 ΔE 0.031
- Light Plum #9D5783 ΔE 0.031
- Dark Lavender #856798 ΔE 0.032
- Muted Purple #805B87 ΔE 0.033
- Dusky Purple #895B7B ΔE 0.037
- Dull Purple #84597E ΔE 0.037
- Faded Purple #916E99 ΔE 0.046
- Grey Purple #826D8C ΔE 0.052
Use #905C91 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.