#901F91
Closest named color: Warm Purple (#952E8F). oklch(47.3% 0.193 327.7), rgb(144, 31, 145).
Aa
White text reads best on this color (7.52:1).
About this color
#901F91 is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.193 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Warm Purple (#952E8F), ΔE 0.026 away. White text reads best on it, at 7.52:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.193) |
| Temperature | in between |
| Nearest name | Warm Purple (#952E8F) |
| Black text | 2.79:1 |
| White text | 7.52:1 |
Values
| HEX | #901F91 |
| RGB | rgb(144, 31, 145) |
| HSL | hsl(299, 65%, 35%) |
| OKLCH | oklch(47.3% 0.193 327.7) |
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 #901F91 | 7.52:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #901F91 | 2.79:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #901F91 text on white | 7.52:1 | AAA | Lc 84.8 | Fine for body text |
| #901F91 text on black | 2.79:1 | Fails | Lc -17.2 | 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 700.
-
Step 50
50
#FAF3FA
oklch(97.2% 0.012 325.7)
-
Step 100
100
#F4E4F3
oklch(93.6% 0.026 327.7)
-
Step 200
200
#EDCEEB
oklch(88.6% 0.052 328)
-
Step 300
300
#E2ABE0
oklch(80.9% 0.095 327.6)
-
Step 400
400
#D17CD0
oklch(70.6% 0.15 327.4)
-
Step 500
500
#C356C3
oklch(63% 0.191 327.5)
-
Step 600
600
#AF36AF
oklch(55.7% 0.207 327.9)
-
Step 700
700 (this color)
#901F91
oklch(47.3% 0.193 327.7)
-
Step 800
800
#7A227A
oklch(42.7% 0.16 327.9)
-
Step 900
900
#622362
oklch(37.6% 0.123 327.7)
-
Step 950
950
#3A163A
oklch(27.1% 0.079 327.5)
#901F91 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) | #004B94 | 0.208 |
| Deuteranopia (no green cones) | #3F598E | 0.174 |
| Tritanopia (no blue cones) | #953358 | 0.107 |
| Achromatopsia (no color) | #545454 | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901F91
#901F91
oklch(47.3% 0.193 327.7)
- #006F28
#006F28
oklch(47.2% 0.138 147.7)
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 #901F91, closest first.
No curated palette has a color within ΔE 0.04 of #901F91.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Purple #952E8F ΔE 0.026
- Dark Magenta #8B008B ΔE 0.029
- Purple #800080 ΔE 0.052
- Purply #983FB2 ΔE 0.071
- Light Eggplant #894585 ΔE 0.072
- Red Violet #9E0168 ΔE 0.074
- Rebecca Purple #663399 ΔE 0.087
- Deep Magenta #A0025C ΔE 0.093
Use #901F91 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.