#905CAA
Closest named color: Deep Lavender (#8D5EB7). oklch(56.3% 0.129 313.6), rgb(144, 92, 170).
Aa
White text reads best on this color (4.88:1).
About this color
#905CAA is a medium-dark, moderately saturated purple. In OKLCH its lightness is 56%, its chroma 0.129 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.021 away. White text reads best on it, at 4.88:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.29:1 |
| White text | 4.88:1 |
Values
| HEX | #905CAA |
| RGB | rgb(144, 92, 170) |
| HSL | hsl(280, 31%, 51%) |
| OKLCH | oklch(56.3% 0.129 313.6) |
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 #905CAA | 4.88:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #905CAA | 4.29:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #905CAA text on white | 4.88:1 | AA | Lc 73.7 | Content text, not long reading |
| #905CAA text on black | 4.29:1 | AA large text | Lc -28.0 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F2
oklch(93.7% 0.016 313.6)
-
Step 200
200
#E1D3E9
oklch(88.5% 0.033 313.5)
-
Step 300
300
#CEB6DC
oklch(80.9% 0.059 313.1)
-
Step 400
400
#B58FCA
oklch(70.6% 0.094 313.2)
-
Step 500
500
#A373BC
oklch(63.2% 0.118 313.5)
-
Step 600
600 (this color)
#905CAA
oklch(56.3% 0.129 313.6)
-
Step 700
700
#794990
oklch(49.1% 0.121 313.9)
-
Step 800
800
#623D75
oklch(42.8% 0.099 313.3)
-
Step 900
900
#50345E
oklch(37.6% 0.077 313.7)
-
Step 950
950
#2F1F37
oklch(27% 0.048 313.9)
#905CAA 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) | #4C6EAD | 0.107 |
| Deuteranopia (no green cones) | #5A72A8 | 0.096 |
| Tritanopia (no blue cones) | #8E687B | 0.088 |
| Achromatopsia (no color) | #717171 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905CAA
#905CAA
oklch(56.3% 0.129 313.6)
- #55852E
#55852E
oklch(56.3% 0.129 133.5)
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 #905CAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.021
- Amethyst #9B5FC0 ΔE 0.039
- Dark Lavender #856798 ΔE 0.047
- Deep Lilac #966EBD ΔE 0.050
- Dark Lilac #9C6DA5 ΔE 0.052
- Faded Purple #916E99 ΔE 0.060
- Muted Purple #805B87 ΔE 0.062
- Dusty Purple #825F87 ΔE 0.063
Use #905CAA 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.