#521561
Closest named color: Plum Purple (#4E0550). oklch(33.5% 0.134 318.8), rgb(82, 21, 97).
Aa
White text reads best on this color (12.81:1).
About this color
#521561 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.134 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.037 away. White text reads best on it, at 12.81:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.63:1 |
| White text | 12.81:1 |
Values
| HEX | #521561 |
| RGB | rgb(82, 21, 97) |
| HSL | hsl(288, 64%, 23%) |
| OKLCH | oklch(33.5% 0.134 318.8) |
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 #521561 | 12.81:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #521561 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #521561 text on white | 12.81:1 | AAA | Lc 98.1 | Preferred for body text |
| #521561 text on black | 1.63:1 | 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
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F3E4F7
oklch(93.6% 0.03 319.1)
-
Step 200
200
#E9CEF1
oklch(88.5% 0.055 318.4)
-
Step 300
300
#DDACEA
oklch(80.9% 0.1 319.1)
-
Step 400
400
#CA7DE0
oklch(70.7% 0.16 318.5)
-
Step 500
500
#BC56D6
oklch(63.1% 0.205 319)
-
Step 600
600
#A734C4
oklch(55.6% 0.223 318.6)
-
Step 700
700
#8F24A9
oklch(49.1% 0.207 318.7)
-
Step 800
800
#742189
oklch(42.7% 0.172 318.6)
-
Step 900
900 (this color)
#521561
oklch(33.5% 0.134 318.8)
-
Step 950
950
#371640
oklch(27% 0.084 318.6)
#521561 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) | #002E63 | 0.130 |
| Deuteranopia (no green cones) | #1A345F | 0.116 |
| Tritanopia (no blue cones) | #52243A | 0.082 |
| Achromatopsia (no color) | #323232 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #521561
#521561
oklch(33.5% 0.134 318.8)
- #134200
#134200
oklch(33.4% 0.105 138.9)
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 #521561, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.037
- Grape Purple #5D1451 ΔE 0.039
- Royal Purple #4B006E ΔE 0.040
- Deep Violet #490648 ΔE 0.052
- Indigo #4B0082 ΔE 0.065
- Eggplant Purple #430541 ΔE 0.070
- Rich Purple #720058 ΔE 0.073
- Velvet #750851 ΔE 0.084
Use #521561 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.