#511145
Closest named color: Deep Violet (#490648). oklch(31% 0.113 336.6), rgb(81, 17, 69).
Aa
White text reads best on this color (13.85:1).
About this color
#511145 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.113 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.029 away. White text reads best on it, at 13.85:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.113) |
| Temperature | warm |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.51:1 |
| White text | 13.85:1 |
Values
| HEX | #511145 |
| RGB | rgb(81, 17, 69) |
| HSL | hsl(311, 65%, 19%) |
| OKLCH | oklch(31% 0.113 336.6) |
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 #511145 | 13.85:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #511145 | 1.51:1 | Fails | Lc 0.0 | Not readable |
| #511145 text on white | 13.85:1 | AAA | Lc 99.7 | Preferred for body text |
| #511145 text on black | 1.51:1 | 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
#FEF1FA
oklch(97.1% 0.018 336.5)
-
Step 100
100
#FCE1F4
oklch(93.7% 0.039 336.5)
-
Step 200
200
#FAC7EC
oklch(88.5% 0.075 336.3)
-
Step 300
300
#F79EE1
oklch(80.9% 0.134 336.3)
-
Step 400
400
#EF60D1
oklch(70.7% 0.215 336.7)
-
Step 500
500
#E50EC4
oklch(63.1% 0.274 336.8)
-
Step 600
600
#C200A6
oklch(55.5% 0.245 336.6)
-
Step 700
700
#A4008C
oklch(49% 0.216 336.7)
-
Step 800
800
#880074
oklch(42.7% 0.189 336.6)
-
Step 900
900
#720061
oklch(37.7% 0.166 336.5)
-
Step 950
950 (this color)
#511145
oklch(31% 0.113 336.6)
#511145 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) | #122646 | 0.124 |
| Deuteranopia (no green cones) | #283043 | 0.106 |
| Tritanopia (no blue cones) | #561529 | 0.056 |
| Achromatopsia (no color) | #2D2D2D | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511145
#511145
oklch(31% 0.113 336.6)
- #003B20
#003B20
oklch(31% 0.074 156.5)
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 #511145, closest first.
No curated palette has a color within ΔE 0.04 of #511145.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.029
- Plum Purple #4E0550 ΔE 0.030
- Grape Purple #5D1451 ΔE 0.034
- Eggplant Purple #430541 ΔE 0.041
- Aubergine #3D0734 ΔE 0.059
- Dark Plum #3F012C ΔE 0.066
- Eggplant #380835 ΔE 0.068
- Burgundy #610023 ΔE 0.069
Use #511145 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.