#905AC8
Closest named color: Amethyst (#9B5FC0). oklch(57.7% 0.168 304.3), rgb(144, 90, 200).
Aa
White text reads best on this color (4.68:1).
About this color
#905AC8 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.168 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.028 away. White text reads best on it, at 4.68:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.48:1 |
| White text | 4.68:1 |
Values
| HEX | #905AC8 |
| RGB | rgb(144, 90, 200) |
| HSL | hsl(269, 50%, 57%) |
| OKLCH | oklch(57.7% 0.168 304.3) |
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 #905AC8 | 4.68:1 | AA | Lc -77.7 | Fine for body text |
| Black text on #905AC8 | 4.48:1 | AA large text | Lc 31.9 | Non-text elements, placeholder text |
| #905AC8 text on white | 4.68:1 | AA | Lc 72.2 | Content text, not long reading |
| #905AC8 text on black | 4.48:1 | AA large text | Lc -29.5 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE7F6
oklch(93.7% 0.021 304)
-
Step 200
200
#DFD3F0
oklch(88.5% 0.041 304.3)
-
Step 300
300
#CBB5E9
oklch(80.9% 0.076 304)
-
Step 400
400
#B18DDD
oklch(70.7% 0.12 304.2)
-
Step 500
500
#9F6ED4
oklch(63.1% 0.155 304.5)
-
Step 600
600 (this color)
#905AC8
oklch(57.7% 0.168 304.3)
-
Step 700
700
#7543A7
oklch(49.1% 0.157 304.3)
-
Step 800
800
#5F3887
oklch(42.7% 0.129 304.2)
-
Step 900
900
#4E316C
oklch(37.7% 0.101 304.7)
-
Step 950
950
#2D1D3F
oklch(26.8% 0.064 304.2)
#905AC8 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) | #3272CC | 0.130 |
| Deuteranopia (no green cones) | #4574C5 | 0.117 |
| Tritanopia (no blue cones) | #866F88 | 0.125 |
| Achromatopsia (no color) | #747474 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905AC8
#905AC8
oklch(57.7% 0.168 304.3)
- #678700
#678700
oklch(57.8% 0.144 124.6)
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 #905AC8, closest first.
No curated palette has a color within ΔE 0.04 of #905AC8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.028
- Deep Lavender #8D5EB7 ΔE 0.030
- Purpley #8756E4 ΔE 0.048
- Medium Purple #9370DB ΔE 0.056
- Deep Lilac #966EBD ΔE 0.056
- Light Indigo #6D5ACF ΔE 0.060
- Purply #983FB2 ΔE 0.061
- Slate Blue #6A5ACD ΔE 0.065
Use #905AC8 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.