#905CA8
Closest named color: Deep Lavender (#8D5EB7). oklch(56.2% 0.126 314.4), rgb(144, 92, 168).
Aa
White text reads best on this color (4.90:1).
About this color
#905CA8 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 56%, its chroma 0.126 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 0.024 away. White text reads best on it, at 4.90:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.28:1 |
| White text | 4.90:1 |
Values
| HEX | #905CA8 |
| RGB | rgb(144, 92, 168) |
| HSL | hsl(281, 30%, 51%) |
| OKLCH | oklch(56.2% 0.126 314.4) |
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 #905CA8 | 4.90:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #905CA8 | 4.28:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #905CA8 text on white | 4.90:1 | AA | Lc 73.8 | Content text, not long reading |
| #905CA8 text on black | 4.28:1 | AA large text | Lc -27.9 | 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
#E1D3E8
oklch(88.4% 0.032 314.7)
-
Step 300
300
#CEB6DB
oklch(80.8% 0.057 313.8)
-
Step 400
400
#B690C8
oklch(70.8% 0.09 314.7)
-
Step 500
500
#A373BA
oklch(63.1% 0.116 314.3)
-
Step 600
600 (this color)
#905CA8
oklch(56.2% 0.126 314.4)
-
Step 700
700
#794A8E
oklch(49.1% 0.117 314.6)
-
Step 800
800
#623D74
oklch(42.7% 0.097 313.9)
-
Step 900
900
#50345D
oklch(37.6% 0.076 314.5)
-
Step 950
950
#2F1F37
oklch(27% 0.048 313.9)
#905CA8 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) | #4D6EAB | 0.106 |
| Deuteranopia (no green cones) | #5B72A6 | 0.095 |
| Tritanopia (no blue cones) | #8E677A | 0.085 |
| Achromatopsia (no color) | #717171 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905CA8
#905CA8
oklch(56.2% 0.126 314.4)
- #548531
#548531
oklch(56.3% 0.127 134.3)
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 #905CA8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.024
- Amethyst #9B5FC0 ΔE 0.042
- Dark Lavender #856798 ΔE 0.045
- Deep Lilac #966EBD ΔE 0.051
- Dark Lilac #9C6DA5 ΔE 0.051
- Faded Purple #916E99 ΔE 0.058
- Muted Purple #805B87 ΔE 0.059
- Dusty Purple #825F87 ΔE 0.060
Use #905CA8 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.