#511049
Closest named color: Plum Purple (#4E0550). oklch(31.2% 0.118 333.6), rgb(81, 16, 73).
Aa
White text reads best on this color (13.81:1).
About this color
#511049 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.118 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.023 away. White text reads best on it, at 13.81:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.52:1 |
| White text | 13.81:1 |
Values
| HEX | #511049 |
| RGB | rgb(81, 16, 73) |
| HSL | hsl(307, 67%, 19%) |
| OKLCH | oklch(31.2% 0.118 333.6) |
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 #511049 | 13.81:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #511049 | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #511049 text on white | 13.81:1 | AAA | Lc 99.6 | Preferred for body text |
| #511049 text on black | 1.52:1 | 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
#FEF1FB
oklch(97.1% 0.019 333.5)
-
Step 100
100
#FBE0F5
oklch(93.5% 0.04 333.5)
-
Step 200
200
#F9C7EF
oklch(88.5% 0.077 333.2)
-
Step 300
300
#F69DE6
oklch(80.8% 0.139 333.5)
-
Step 400
400
#EE5ED9
oklch(70.7% 0.223 333.8)
-
Step 500
500
#E300CE
oklch(63.1% 0.282 333.6)
-
Step 600
600
#C000AE
oklch(55.6% 0.249 333.6)
-
Step 700
700
#A20093
oklch(49.1% 0.22 333.5)
-
Step 800
800
#860079
oklch(42.7% 0.191 333.6)
-
Step 900
900
#710066
oklch(37.8% 0.169 333.6)
-
Step 950
950 (this color)
#511049
oklch(31.2% 0.118 333.6)
#511049 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) | #0E274B | 0.128 |
| Deuteranopia (no green cones) | #263047 | 0.109 |
| Tritanopia (no blue cones) | #55162B | 0.060 |
| Achromatopsia (no color) | #2D2D2D | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511049
#511049
oklch(31.2% 0.118 333.6)
- #003C1D
#003C1D
oklch(31.2% 0.079 153.7)
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 #511049, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.023
- Deep Violet #490648 ΔE 0.026
- Grape Purple #5D1451 ΔE 0.031
- Eggplant Purple #430541 ΔE 0.041
- Aubergine #3D0734 ΔE 0.061
- Eggplant #380835 ΔE 0.070
- Dark Plum #3F012C ΔE 0.070
- Royal Purple #4B006E ΔE 0.073
Use #511049 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.