#3F1540
Closest named color: Eggplant Purple (#430541). oklch(28.1% 0.09 326.7), rgb(63, 21, 64).
Aa
White text reads best on this color (15.07:1).
About this color
#3F1540 is a dark, moderately saturated purple. In OKLCH its lightness is 28%, its chroma 0.090 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant Purple (#430541), ΔE 0.028 away. White text reads best on it, at 15.07:1.
| Hue family | Purples |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Eggplant Purple (#430541) |
| Black text | 1.39:1 |
| White text | 15.07:1 |
Values
| HEX | #3F1540 |
| RGB | rgb(63, 21, 64) |
| HSL | hsl(299, 51%, 17%) |
| OKLCH | oklch(28.1% 0.09 326.7) |
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 #3F1540 | 15.07:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #3F1540 | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #3F1540 text on white | 15.07:1 | AAA | Lc 101.6 | Preferred for body text |
| #3F1540 text on black | 1.39:1 | 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
#FBF2FB
oklch(97.1% 0.015 325.7)
-
Step 100
100
#F6E3F5
oklch(93.6% 0.031 327.4)
-
Step 200
200
#EFCCEE
oklch(88.5% 0.059 327)
-
Step 300
300
#E5A8E5
oklch(80.8% 0.107 326.5)
-
Step 400
400
#D676D8
oklch(70.7% 0.171 326.5)
-
Step 500
500
#CA4BCD
oklch(63.2% 0.219 326.8)
-
Step 600
600
#B521BA
oklch(55.7% 0.238 326.7)
-
Step 700
700
#9B0DA0
oklch(49.1% 0.221 326.6)
-
Step 800
800
#7E1382
oklch(42.7% 0.183 326.5)
-
Step 900
900
#661B68
oklch(37.7% 0.143 326.8)
-
Step 950
950 (this color)
#3F1540
oklch(28.1% 0.09 326.7)
#3F1540 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) | #0F2341 | 0.092 |
| Deuteranopia (no green cones) | #1E283F | 0.079 |
| Tritanopia (no blue cones) | #411B28 | 0.052 |
| Achromatopsia (no color) | #262626 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1540
#3F1540
oklch(28.1% 0.09 326.7)
- #00330C
#00330C
oklch(28% 0.084 146.7)
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 #3F1540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant Purple #430541 ΔE 0.028
- Aubergine #3D0734 ΔE 0.033
- Deep Violet #490648 ΔE 0.034
- Eggplant #380835 ΔE 0.036
- Dark Purple #35063E ΔE 0.041
- Deep Purple #36013F ΔE 0.047
- Dark Plum #3F012C ΔE 0.048
- Plum Purple #4E0550 ΔE 0.048
Use #3F1540 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.