#905DD0
Closest named color: Amethyst (#9B5FC0). oklch(58.6% 0.173 301.8), rgb(144, 93, 208).
Aa
Black text reads best on this color (4.66:1).
About this color
#905DD0 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.173 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.033 away. Black text reads best on it, at 4.66:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.66:1 |
| White text | 4.50:1 |
Values
| HEX | #905DD0 |
| RGB | rgb(144, 93, 208) |
| HSL | hsl(267, 55%, 59%) |
| OKLCH | oklch(58.6% 0.173 301.8) |
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 #905DD0 | 4.50:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #905DD0 | 4.66:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #905DD0 text on white | 4.50:1 | AA | Lc 70.9 | Content text, not long reading |
| #905DD0 text on black | 4.66:1 | AA | Lc -30.7 | Non-text elements, placeholder text |
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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DED3F2
oklch(88.5% 0.044 301.7)
-
Step 300
300
#C9B5EB
oklch(80.8% 0.078 301.6)
-
Step 400
400
#AF8DE1
oklch(70.7% 0.124 301.9)
-
Step 500
500
#9C6ED8
oklch(63.1% 0.159 302.1)
-
Step 600
600 (this color)
#905DD0
oklch(58.6% 0.173 301.8)
-
Step 700
700
#7343AB
oklch(49.1% 0.161 302.1)
-
Step 800
800
#5D388A
oklch(42.6% 0.133 301.9)
-
Step 900
900
#4C316F
oklch(37.6% 0.105 301.7)
-
Step 950
950
#2C1D41
oklch(26.9% 0.067 301.3)
#905DD0 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) | #2F76D4 | 0.129 |
| Deuteranopia (no green cones) | #4176CD | 0.118 |
| Tritanopia (no blue cones) | #84748E | 0.131 |
| Achromatopsia (no color) | #777777 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905DD0
#905DD0
oklch(58.6% 0.173 301.8)
- #6F8800
#6F8800
oklch(58.6% 0.142 121.7)
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 #905DD0, closest first.
No curated palette has a color within ΔE 0.04 of #905DD0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.033
- Deep Lavender #8D5EB7 ΔE 0.039
- Purpley #8756E4 ΔE 0.040
- Medium Purple #9370DB ΔE 0.046
- Deep Lilac #966EBD ΔE 0.056
- Medium Slate Blue #7B68EE ΔE 0.059
- Light Indigo #6D5ACF ΔE 0.060
- Lighter Purple #A55AF4 ΔE 0.065
Use #905DD0 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.