#5A1766
Closest named color: Grape Purple (#5D1451). oklch(35.3% 0.14 321.1), rgb(90, 23, 102).
Aa
White text reads best on this color (12.00:1).
About this color
#5A1766 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.140 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.038 away. White text reads best on it, at 12.00:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.74:1 |
| White text | 12.00:1 |
Values
| HEX | #5A1766 |
| RGB | rgb(90, 23, 102) |
| HSL | hsl(291, 63%, 25%) |
| OKLCH | oklch(35.3% 0.14 321.1) |
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 #5A1766 | 12.00:1 | AAA | Lc -100.2 | Preferred for body text |
| Black text on #5A1766 | 1.74:1 | Fails | Lc 7.3 | Not readable |
| #5A1766 text on white | 12.00:1 | AAA | Lc 96.5 | Preferred for body text |
| #5A1766 text on black | 1.74:1 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F4E4F6
oklch(93.7% 0.029 322.4)
-
Step 200
200
#EBCDF1
oklch(88.4% 0.058 320.6)
-
Step 300
300
#E0AAEA
oklch(80.9% 0.106 321.1)
-
Step 400
400
#CF7ADF
oklch(70.8% 0.167 321.1)
-
Step 500
500
#C151D6
oklch(63.1% 0.214 321)
-
Step 600
600
#AC2BC3
oklch(55.5% 0.233 320.9)
-
Step 700
700
#941AA8
oklch(49.1% 0.217 321.3)
-
Step 800
800
#781B88
oklch(42.7% 0.179 321.2)
-
Step 900
900 (this color)
#5A1766
oklch(35.3% 0.14 321.1)
-
Step 950
950
#391440
oklch(27% 0.088 321)
#5A1766 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) | #003268 | 0.140 |
| Deuteranopia (no green cones) | #203964 | 0.122 |
| Tritanopia (no blue cones) | #5B263D | 0.085 |
| Achromatopsia (no color) | #363636 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A1766
#5A1766
oklch(35.3% 0.14 321.1)
- #0A4900
#0A4900
oklch(35.3% 0.117 141.1)
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 #5A1766, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.038
- Royal Purple #4B006E ΔE 0.050
- Plum Purple #4E0550 ΔE 0.053
- Rich Purple #720058 ΔE 0.059
- Indigo #4B0082 ΔE 0.068
- Deep Violet #490648 ΔE 0.069
- Velvet #750851 ΔE 0.071
- Eggplant Purple #430541 ΔE 0.087
Use #5A1766 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.