#3A1D51
Closest named color: Deep Violet (#490648). oklch(29.8% 0.094 307.4), rgb(58, 29, 81).
Aa
White text reads best on this color (14.24:1).
About this color
#3A1D51 is a dark, moderately saturated purple. In OKLCH its lightness is 30%, its chroma 0.094 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.051 away. White text reads best on it, at 14.24:1.
| Hue family | Purples |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.47:1 |
| White text | 14.24:1 |
Values
| HEX | #3A1D51 |
| RGB | rgb(58, 29, 81) |
| HSL | hsl(273, 47%, 22%) |
| OKLCH | oklch(29.8% 0.094 307.4) |
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 #3A1D51 | 14.24:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #3A1D51 | 1.47:1 | Fails | Lc 0.0 | Not readable |
| #3A1D51 text on white | 14.24:1 | AAA | Lc 100.7 | Preferred for body text |
| #3A1D51 text on black | 1.47:1 | 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
#F8F3FD
oklch(97.1% 0.014 308.3)
-
Step 100
100
#EFE5FB
oklch(93.6% 0.031 306.2)
-
Step 200
200
#E4CFFA
oklch(88.5% 0.062 307.2)
-
Step 300
300
#D4ADF9
oklch(80.9% 0.112 307.5)
-
Step 400
400
#BE7EF5
oklch(70.7% 0.177 307.3)
-
Step 500
500
#AF56F1
oklch(63.2% 0.227 307.5)
-
Step 600
600
#9A30E0
oklch(55.6% 0.247 307.1)
-
Step 700
700
#841FC2
oklch(49.1% 0.23 307.4)
-
Step 800
800
#6B1E9D
oklch(42.6% 0.191 307.3)
-
Step 900
900
#57227D
oklch(37.8% 0.148 307.3)
-
Step 950
950 (this color)
#3A1D51
oklch(29.8% 0.094 307.4)
#3A1D51 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) | #082A53 | 0.079 |
| Deuteranopia (no green cones) | #152B50 | 0.070 |
| Tritanopia (no blue cones) | #362733 | 0.068 |
| Achromatopsia (no color) | #2B2B2B | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A1D51
#3A1D51
oklch(29.8% 0.094 307.4)
- #223400
#223400
oklch(29.8% 0.078 127.7)
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 #3A1D51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.053
- Plum Purple #4E0550 ΔE 0.055
- Dark Purple #35063E ΔE 0.059
- Space Cadet #2B2D42 ΔE 0.063
- Deep Purple #36013F ΔE 0.064
- Eggplant #380835 ΔE 0.065
- Aubergine #3D0734 ΔE 0.065
Use #3A1D51 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.