#501B48
Closest named color: Grape Purple (#5D1451). oklch(32.2% 0.1 334), rgb(80, 27, 72).
Aa
White text reads best on this color (13.19:1).
About this color
#501B48 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.100 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.033 away. White text reads best on it, at 13.19:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.59:1 |
| White text | 13.19:1 |
Values
| HEX | #501B48 |
| RGB | rgb(80, 27, 72) |
| HSL | hsl(309, 50%, 21%) |
| OKLCH | oklch(32.2% 0.1 334) |
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 #501B48 | 13.19:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #501B48 | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #501B48 text on white | 13.19:1 | AAA | Lc 99.0 | Preferred for body text |
| #501B48 text on black | 1.59:1 | Fails | Lc 0.0 | Not readable |
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 950.
-
Step 50
50
#FDF2FA
oklch(97.2% 0.016 335.1)
-
Step 100
100
#F9E2F3
oklch(93.6% 0.034 334.9)
-
Step 200
200
#F5CAEB
oklch(88.6% 0.065 334.3)
-
Step 300
300
#EFA3E0
oklch(80.8% 0.119 333.9)
-
Step 400
400
#E46CD0
oklch(70.7% 0.189 334.1)
-
Step 500
500
#D937C4
oklch(63.1% 0.243 334)
-
Step 600
600
#C000AD
oklch(55.6% 0.248 333.9)
-
Step 700
700
#A30092
oklch(49.2% 0.22 334.2)
-
Step 800
800
#860078
oklch(42.6% 0.19 334.1)
-
Step 900
900
#6E0C63
oklch(37.6% 0.158 333.8)
-
Step 950
950 (this color)
#501B48
oklch(32.2% 0.1 334)
#501B48 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) | #1A2B49 | 0.105 |
| Deuteranopia (no green cones) | #2B3347 | 0.092 |
| Tritanopia (no blue cones) | #541F2E | 0.052 |
| Achromatopsia (no color) | #303030 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #501B48
#501B48
oklch(32.2% 0.1 334)
- #003F1F
#003F1F
oklch(32.3% 0.082 153.9)
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 #501B48, closest first.
No curated palette has a color within ΔE 0.04 of #501B48.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.033
- Plum Purple #4E0550 ΔE 0.041
- Deep Violet #490648 ΔE 0.042
- Eggplant Purple #430541 ΔE 0.053
- Aubergine #3D0734 ΔE 0.069
- Burgundy #610023 ΔE 0.074
- Eggplant #380835 ΔE 0.077
- Dark Plum #3F012C ΔE 0.078
Use #501B48 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.