#521E55
Closest named color: Grape Purple (#5D1451). oklch(33.7% 0.109 325.5), rgb(82, 30, 85).
Aa
White text reads best on this color (12.53:1).
About this color
#521E55 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.109 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.028 away. White text reads best on it, at 12.53:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.67:1 |
| White text | 12.53:1 |
Values
| HEX | #521E55 |
| RGB | rgb(82, 30, 85) |
| HSL | hsl(297, 48%, 23%) |
| OKLCH | oklch(33.7% 0.109 325.5) |
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 #521E55 | 12.53:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #521E55 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #521E55 text on white | 12.53:1 | AAA | Lc 97.9 | Preferred for body text |
| #521E55 text on black | 1.67:1 | 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 900.
-
Step 50
50
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E9CFEA
oklch(88.4% 0.046 324.8)
-
Step 300
300
#DCAFDE
oklch(80.9% 0.081 324.9)
-
Step 400
400
#CA83CD
oklch(70.8% 0.13 325.4)
-
Step 500
500
#BB60BF
oklch(63.1% 0.167 325.7)
-
Step 600
600
#A643AC
oklch(55.6% 0.183 325.4)
-
Step 700
700
#8E3493
oklch(49.1% 0.169 325.6)
-
Step 800
800
#732C78
oklch(42.6% 0.141 325)
-
Step 900
900 (this color)
#521E55
oklch(33.7% 0.109 325.5)
-
Step 950
950
#371938
oklch(27% 0.068 326.1)
#521E55 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) | #162F57 | 0.109 |
| Deuteranopia (no green cones) | #283654 | 0.095 |
| Tritanopia (no blue cones) | #542536 | 0.063 |
| Achromatopsia (no color) | #343434 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #521E55
#521E55
oklch(33.7% 0.109 325.5)
- #00440F
#00440F
oklch(33.6% 0.104 145.6)
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 #521E55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.028
- Plum Purple #4E0550 ΔE 0.042
- Deep Violet #490648 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.066
- Royal Purple #4B006E ΔE 0.067
- Rich Purple #720058 ΔE 0.072
- Velvet #750851 ΔE 0.076
- Aubergine #3D0734 ΔE 0.086
Use #521E55 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.