#905FBB
Closest named color: Deep Lavender (#8D5EB7). oklch(57.7% 0.144 307), rgb(144, 95, 187).
Aa
White text reads best on this color (4.62:1).
About this color
#905FBB is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.144 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.008 away. White text reads best on it, at 4.62:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.54:1 |
| White text | 4.62:1 |
Values
| HEX | #905FBB |
| RGB | rgb(144, 95, 187) |
| HSL | hsl(272, 40%, 55%) |
| OKLCH | oklch(57.7% 0.144 307) |
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 #905FBB | 4.62:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #905FBB | 4.54:1 | AA | Lc 32.2 | Non-text elements, placeholder text |
| #905FBB text on white | 4.62:1 | AA | Lc 71.9 | Content text, not long reading |
| #905FBB text on black | 4.54:1 | AA | Lc -29.8 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F4
oklch(93.6% 0.018 306.7)
-
Step 200
200
#DFD3EC
oklch(88.4% 0.036 307.2)
-
Step 300
300
#CCB6E2
oklch(80.9% 0.065 307.6)
-
Step 400
400
#B28FD3
oklch(70.7% 0.104 307.5)
-
Step 500
500
#9F72C8
oklch(63.2% 0.133 307.1)
-
Step 600
600 (this color)
#905FBB
oklch(57.7% 0.144 307)
-
Step 700
700
#75489B
oklch(49.1% 0.134 307.2)
-
Step 800
800
#5F3C7E
oklch(42.8% 0.111 306.8)
-
Step 900
900
#4E3465
oklch(37.8% 0.086 307.2)
-
Step 950
950
#2D1F3B
oklch(27% 0.054 306.2)
#905FBB 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) | #4673BE | 0.111 |
| Deuteranopia (no green cones) | #5475B9 | 0.100 |
| Tritanopia (no blue cones) | #8A6F84 | 0.106 |
| Achromatopsia (no color) | #757575 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905FBB
#905FBB
oklch(57.7% 0.144 307)
- #62880F
#62880F
oklch(57.7% 0.144 127.1)
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 #905FBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.008
- Amethyst #9B5FC0 ΔE 0.021
- Deep Lilac #966EBD ΔE 0.039
- Medium Purple #9370DB ΔE 0.058
- Dark Lilac #9C6DA5 ΔE 0.060
- Soft Purple #A66FB5 ΔE 0.060
- Dark Lavender #856798 ΔE 0.065
- Purply #983FB2 ΔE 0.067
Use #905FBB 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.