#9751B9
Closest named color: Amethyst (#9B5FC0). oklch(56.2% 0.167 313.4), rgb(151, 81, 185).
Aa
White text reads best on this color (5.00:1).
About this color
#9751B9 is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.167 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.033 away. White text reads best on it, at 5.00:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #9751B9 |
| RGB | rgb(151, 81, 185) |
| HSL | hsl(280, 43%, 52%) |
| OKLCH | oklch(56.2% 0.167 313.4) |
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 #9751B9 | 5.00:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #9751B9 | 4.19:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #9751B9 text on white | 5.00:1 | AA | Lc 74.2 | Content text, not long reading |
| #9751B9 text on black | 4.19:1 | AA large text | Lc -27.5 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E3D2ED
oklch(88.6% 0.041 313.2)
-
Step 300
300
#D2B3E3
oklch(80.9% 0.074 313.5)
-
Step 400
400
#BB89D6
oklch(70.6% 0.121 313.2)
-
Step 500
500
#AA6ACA
oklch(63.1% 0.153 313.5)
-
Step 600
600 (this color)
#9751B9
oklch(56.2% 0.167 313.4)
-
Step 700
700
#7F3F9E
oklch(49.1% 0.156 313.2)
-
Step 800
800
#673580
oklch(42.7% 0.128 313)
-
Step 900
900
#542F67
oklch(37.7% 0.1 313)
-
Step 950
950
#311C3C
oklch(27% 0.063 313.1)
#9751B9 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) | #346BBC | 0.147 |
| Deuteranopia (no green cones) | #4D71B6 | 0.130 |
| Tritanopia (no blue cones) | #94637D | 0.114 |
| Achromatopsia (no color) | #6F6F6F | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9751B9
#9751B9
oklch(56.2% 0.167 313.4)
- #4C8800
#4C8800
oklch(56.3% 0.16 133.4)
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 #9751B9, closest first.
No curated palette has a color within ΔE 0.04 of #9751B9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.033
- Deep Lavender #8D5EB7 ΔE 0.033
- Purply #983FB2 ΔE 0.036
- Dark Orchid #9932CC ΔE 0.064
- Deep Lilac #966EBD ΔE 0.067
- Purpley #8756E4 ΔE 0.072
- Medium Orchid #BA55D3 ΔE 0.075
- Soft Purple #A66FB5 ΔE 0.080
Use #9751B9 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.