#3F1E58
Closest named color: Plum Purple (#4E0550). oklch(31.2% 0.103 307.7), rgb(63, 30, 88).
Aa
White text reads best on this color (13.65:1).
About this color
#3F1E58 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.103 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.050 away. White text reads best on it, at 13.65:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.53:1 |
| White text | 13.65:1 |
Values
| HEX | #3F1E58 |
| RGB | rgb(63, 30, 88) |
| HSL | hsl(274, 49%, 23%) |
| OKLCH | oklch(31.2% 0.103 307.7) |
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 #3F1E58 | 13.65:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #3F1E58 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #3F1E58 text on white | 13.65:1 | AAA | Lc 99.8 | Preferred for body text |
| #3F1E58 text on black | 1.53:1 | 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
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#F0E4FD
oklch(93.6% 0.036 307.2)
-
Step 200
200
#E5CEFC
oklch(88.5% 0.067 307.6)
-
Step 300
300
#D6ABFE
oklch(80.9% 0.123 307.6)
-
Step 400
400
#C279FD
oklch(70.7% 0.195 307.7)
-
Step 500
500
#B34CFA
oklch(63.1% 0.249 307.8)
-
Step 600
600
#9F1BE9
oklch(55.6% 0.271 307.8)
-
Step 700
700
#8800CA
oklch(49.1% 0.251 307.8)
-
Step 800
800
#6E0FA4
oklch(42.7% 0.209 307.5)
-
Step 900
900
#591B82
oklch(37.7% 0.162 307.5)
-
Step 950
950 (this color)
#3F1E58
oklch(31.2% 0.103 307.7)
#3F1E58 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) | #042C5A | 0.088 |
| Deuteranopia (no green cones) | #142E57 | 0.078 |
| Tritanopia (no blue cones) | #3B2937 | 0.073 |
| Achromatopsia (no color) | #2E2E2E | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1E58
#3F1E58
oklch(31.2% 0.103 307.7)
- #253800
#253800
oklch(31.2% 0.081 127.7)
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 #3F1E58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.050
- Deep Violet #490648 ΔE 0.052
- Eggplant Purple #430541 ΔE 0.059
- Royal Purple #4B006E ΔE 0.059
- Grape Purple #5D1451 ΔE 0.067
- Dark Purple #35063E ΔE 0.071
- Space Cadet #2B2D42 ΔE 0.072
- Deep Purple #36013F ΔE 0.075
Use #3F1E58 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.