#905DB0
Closest named color: Deep Lavender (#8D5EB7). oklch(56.8% 0.134 311.1), rgb(144, 93, 176).
Aa
White text reads best on this color (4.79:1).
About this color
#905DB0 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 57%, its chroma 0.134 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Lavender (#8D5EB7), ΔE 0.012 away. White text reads best on it, at 4.79:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Deep Lavender (#8D5EB7) |
| Black text | 4.37:1 |
| White text | 4.79:1 |
Values
| HEX | #905DB0 |
| RGB | rgb(144, 93, 176) |
| HSL | hsl(277, 34%, 53%) |
| OKLCH | oklch(56.8% 0.134 311.1) |
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 #905DB0 | 4.79:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #905DB0 | 4.37:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #905DB0 text on white | 4.79:1 | AA | Lc 73.1 | Content text, not long reading |
| #905DB0 text on black | 4.37:1 | AA large text | Lc -28.6 | 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
#EEE7F3
oklch(93.7% 0.018 311.6)
-
Step 200
200
#E0D3EA
oklch(88.4% 0.034 310.7)
-
Step 300
300
#CDB6DE
oklch(80.9% 0.061 310.8)
-
Step 400
400
#B48FCD
oklch(70.6% 0.097 311.2)
-
Step 500
500
#A172C0
oklch(63% 0.124 310.9)
-
Step 600
600 (this color)
#905DB0
oklch(56.8% 0.134 311.1)
-
Step 700
700
#774994
oklch(49.1% 0.125 310.9)
-
Step 800
800
#613C78
oklch(42.6% 0.104 311.2)
-
Step 900
900
#4F3461
oklch(37.7% 0.081 310.7)
-
Step 950
950
#2E1F39
oklch(27% 0.051 309.8)
#905DB0 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) | #4A70B3 | 0.108 |
| Deuteranopia (no green cones) | #5873AE | 0.098 |
| Tritanopia (no blue cones) | #8C6A7E | 0.094 |
| Achromatopsia (no color) | #727272 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #905DB0
#905DB0
oklch(56.8% 0.134 311.1)
- #5A8626
#5A8626
oklch(56.8% 0.134 131)
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 #905DB0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Lavender #8D5EB7 ΔE 0.012
- Amethyst #9B5FC0 ΔE 0.031
- Deep Lilac #966EBD ΔE 0.045
- Dark Lavender #856798 ΔE 0.053
- Dark Lilac #9C6DA5 ΔE 0.054
- Soft Purple #A66FB5 ΔE 0.061
- Faded Purple #916E99 ΔE 0.064
- Purply #983FB2 ΔE 0.064
Use #905DB0 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.