#901BAF
Closest named color: Purply (#983FB2). oklch(49.1% 0.22 317.5), rgb(144, 27, 175).
Aa
White text reads best on this color (7.09:1).
About this color
#901BAF is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.220 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purply (#983FB2), ΔE 0.056 away. White text reads best on it, at 7.09:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.220) |
| Temperature | in between |
| Nearest name | Purply (#983FB2) |
| Black text | 2.96:1 |
| White text | 7.09:1 |
Values
| HEX | #901BAF |
| RGB | rgb(144, 27, 175) |
| HSL | hsl(287, 73%, 40%) |
| OKLCH | oklch(49.1% 0.22 317.5) |
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 #901BAF | 7.09:1 | AAA | Lc -88.1 | Fine for body text |
| Black text on #901BAF | 2.96:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #901BAF text on white | 7.09:1 | AAA | Lc 83.1 | Fine for body text |
| #901BAF text on black | 2.96:1 | Fails | Lc -18.9 | 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 700.
-
Step 50
50
#FAF3FC
oklch(97.2% 0.014 318.7)
-
Step 100
100
#F3E4F8
oklch(93.7% 0.031 317.7)
-
Step 200
200
#EACEF3
oklch(88.6% 0.058 317.9)
-
Step 300
300
#DDABEE
oklch(80.9% 0.107 317.4)
-
Step 400
400
#CB7BE5
oklch(70.8% 0.169 317.4)
-
Step 500
500
#BD52DD
oklch(63.2% 0.217 317.6)
-
Step 600
600
#A82CCB
oklch(55.6% 0.237 317.4)
-
Step 700
700 (this color)
#901BAF
oklch(49.1% 0.22 317.5)
-
Step 800
800
#751C8E
oklch(42.7% 0.182 317.4)
-
Step 900
900
#5F1F71
oklch(37.7% 0.142 317.9)
-
Step 950
950
#381442
oklch(27% 0.09 318.3)
#901BAF 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) | #0051B3 | 0.201 |
| Deuteranopia (no green cones) | #205BAC | 0.194 |
| Tritanopia (no blue cones) | #8F4068 | 0.138 |
| Achromatopsia (no color) | #585858 | 0.222 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #901BAF
#901BAF
oklch(49.1% 0.22 317.5)
- #2E7300
#2E7300
oklch(49.1% 0.151 137.7)
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 #901BAF, closest first.
No curated palette has a color within ΔE 0.04 of #901BAF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purply #983FB2 ΔE 0.056
- Dark Orchid #9932CC ΔE 0.056
- Dark Violet #9400D3 ΔE 0.057
- Dark Magenta #8B008B ΔE 0.061
- Warm Purple #952E8F ΔE 0.061
- Grape #7209B7 ΔE 0.069
- Purple #800080 ΔE 0.084
- Blue Violet #8A2BE2 ΔE 0.085
Use #901BAF 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.