#501B43
Closest named color: Grape Purple (#5D1451). oklch(32% 0.096 338.4), rgb(80, 27, 67).
Aa
White text reads best on this color (13.30:1).
About this color
#501B43 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.096 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.039 away. White text reads best on it, at 13.30:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.096) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.57:1 |
| White text | 13.30:1 |
Values
| HEX | #501B43 |
| RGB | rgb(80, 27, 67) |
| HSL | hsl(315, 50%, 21%) |
| OKLCH | oklch(32% 0.096 338.4) |
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 #501B43 | 13.30:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #501B43 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #501B43 text on white | 13.30:1 | AAA | Lc 99.2 | Preferred for body text |
| #501B43 text on black | 1.57:1 | 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
#FDF2F9
oklch(97.2% 0.015 338.9)
-
Step 100
100
#F9E2F1
oklch(93.6% 0.032 338.6)
-
Step 200
200
#F6CAE7
oklch(88.5% 0.062 339)
-
Step 300
300
#F1A4DA
oklch(81% 0.113 338.3)
-
Step 400
400
#E66DC7
oklch(70.7% 0.182 338.2)
-
Step 500
500
#DB3BB8
oklch(63.1% 0.232 338.3)
-
Step 600
600
#C400A2
oklch(55.6% 0.243 338.5)
-
Step 700
700
#A60089
oklch(49.2% 0.215 338.4)
-
Step 800
800
#890071
oklch(42.8% 0.187 338.3)
-
Step 900
900
#700F5C
oklch(37.7% 0.152 338.6)
-
Step 950
950 (this color)
#501B43
oklch(32% 0.096 338.4)
#501B43 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) | #1D2A44 | 0.102 |
| Deuteranopia (no green cones) | #2D3342 | 0.090 |
| Tritanopia (no blue cones) | #551D2C | 0.045 |
| Achromatopsia (no color) | #2F2F2F | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #501B43
#501B43
oklch(32% 0.096 338.4)
- #003E24
#003E24
oklch(32.1% 0.075 158.3)
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 #501B43, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.039
- Deep Violet #490648 ΔE 0.045
- Plum Purple #4E0550 ΔE 0.047
- Eggplant Purple #430541 ΔE 0.054
- Aubergine #3D0734 ΔE 0.066
- Burgundy #610023 ΔE 0.067
- Dark Plum #3F012C ΔE 0.074
- Eggplant #380835 ΔE 0.075
Use #501B43 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.