#3D1D5A
Closest named color: Plum Purple (#4E0550). oklch(30.9% 0.107 305.1), rgb(61, 29, 90).
Aa
White text reads best on this color (13.79:1).
About this color
#3D1D5A is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.107 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.053 away. White text reads best on it, at 13.79:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.52:1 |
| White text | 13.79:1 |
Values
| HEX | #3D1D5A |
| RGB | rgb(61, 29, 90) |
| HSL | hsl(271, 51%, 23%) |
| OKLCH | oklch(30.9% 0.107 305.1) |
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 #3D1D5A | 13.79:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #3D1D5A | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #3D1D5A text on white | 13.79:1 | AAA | Lc 100.0 | Preferred for body text |
| #3D1D5A text on black | 1.52:1 | 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
#F8F3FF
oklch(97.1% 0.017 304.8)
-
Step 100
100
#EFE4FE
oklch(93.5% 0.037 304.8)
-
Step 200
200
#E4CEFF
oklch(88.5% 0.07 305.4)
-
Step 300
300
#D3ACFF
oklch(80.8% 0.121 305.4)
-
Step 400
400
#BD7BFF
oklch(70.6% 0.193 305.1)
-
Step 500
500
#AE4EFF
oklch(63.1% 0.25 305)
-
Step 600
600
#9C14F1
oklch(55.6% 0.28 305.3)
-
Step 700
700
#8400D0
oklch(49.1% 0.255 304.9)
-
Step 800
800
#6C09AA
oklch(42.7% 0.216 305.1)
-
Step 900
900
#571987
oklch(37.7% 0.169 304.8)
-
Step 950
950 (this color)
#3D1D5A
oklch(30.9% 0.107 305.1)
#3D1D5A 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) | #002C5C | 0.088 |
| Deuteranopia (no green cones) | #0E2D59 | 0.080 |
| Tritanopia (no blue cones) | #382A38 | 0.078 |
| Achromatopsia (no color) | #2D2D2D | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D1D5A
#3D1D5A
oklch(30.9% 0.107 305.1)
- #273600
#273600
oklch(30.8% 0.077 124.9)
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 #3D1D5A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.053
- Deep Violet #490648 ΔE 0.054
- Royal Purple #4B006E ΔE 0.057
- Eggplant Purple #430541 ΔE 0.061
- Dark Purple #35063E ΔE 0.070
- Grape Purple #5D1451 ΔE 0.072
- Deep Purple #36013F ΔE 0.074
- Space Cadet #2B2D42 ΔE 0.074
Use #3D1D5A 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.