#50105B
Closest named color: Plum Purple (#4E0550). oklch(32.2% 0.133 321.2), rgb(80, 16, 91).
Aa
White text reads best on this color (13.40:1).
About this color
#50105B is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.133 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.024 away. White text reads best on it, at 13.40:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.56:1 |
| White text | 13.40:1 |
Values
| HEX | #50105B |
| RGB | rgb(80, 16, 91) |
| HSL | hsl(291, 70%, 21%) |
| OKLCH | oklch(32.2% 0.133 321.2) |
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 #50105B | 13.40:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #50105B | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #50105B text on white | 13.40:1 | AAA | Lc 98.9 | Preferred for body text |
| #50105B text on black | 1.56:1 | 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
#FCF1FE
oklch(97% 0.021 321)
-
Step 100
100
#F9E0FD
oklch(93.6% 0.047 321.6)
-
Step 200
200
#F4C7FD
oklch(88.6% 0.087 320.7)
-
Step 300
300
#EF9DFE
oklch(81% 0.157 321.2)
-
Step 400
400
#E459FD
oklch(70.7% 0.253 321.2)
-
Step 500
500
#D500F3
oklch(63.2% 0.301 321.3)
-
Step 600
600
#B300CD
oklch(55.5% 0.265 321.1)
-
Step 700
700
#9800AE
oklch(49.2% 0.235 321.2)
-
Step 800
800
#7D0090
oklch(42.7% 0.204 321)
-
Step 900
900
#690079
oklch(37.7% 0.18 321.1)
-
Step 950
950 (this color)
#50105B
oklch(32.2% 0.133 321.2)
#50105B 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) | #002A5D | 0.132 |
| Deuteranopia (no green cones) | #1A3159 | 0.117 |
| Tritanopia (no blue cones) | #511F35 | 0.080 |
| Achromatopsia (no color) | #2F2F2F | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50105B
#50105B
oklch(32.2% 0.133 321.2)
- #074000
#074000
oklch(32.4% 0.107 141.3)
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 #50105B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.024
- Grape Purple #5D1451 ΔE 0.038
- Deep Violet #490648 ΔE 0.039
- Royal Purple #4B006E ΔE 0.041
- Eggplant Purple #430541 ΔE 0.057
- Indigo #4B0082 ΔE 0.072
- Rich Purple #720058 ΔE 0.076
- Aubergine #3D0734 ΔE 0.082
Use #50105B 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.