#3F1743
Closest named color: Eggplant Purple (#430541). oklch(28.6% 0.09 323.9), rgb(63, 23, 67).
Aa
White text reads best on this color (14.84:1).
About this color
#3F1743 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.090 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Eggplant Purple (#430541), ΔE 0.031 away. White text reads best on it, at 14.84:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Eggplant Purple (#430541) |
| Black text | 1.41:1 |
| White text | 14.84:1 |
Values
| HEX | #3F1743 |
| RGB | rgb(63, 23, 67) |
| HSL | hsl(295, 49%, 18%) |
| OKLCH | oklch(28.6% 0.09 323.9) |
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 #3F1743 | 14.84:1 | AAA | Lc -104.2 | Preferred for body text |
| Black text on #3F1743 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #3F1743 text on white | 14.84:1 | AAA | Lc 101.3 | Preferred for body text |
| #3F1743 text on black | 1.41:1 | 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
#FAF2FB
oklch(97% 0.015 322.3)
-
Step 100
100
#F5E3F6
oklch(93.6% 0.032 324.2)
-
Step 200
200
#EDCCF0
oklch(88.4% 0.06 323.4)
-
Step 300
300
#E3A9E8
oklch(80.9% 0.107 323.8)
-
Step 400
400
#D377DC
oklch(70.6% 0.171 323.9)
-
Step 500
500
#C64DD2
oklch(63.1% 0.218 324)
-
Step 600
600
#B125BF
oklch(55.6% 0.237 323.9)
-
Step 700
700
#9813A5
oklch(49.2% 0.22 323.8)
-
Step 800
800
#7B1685
oklch(42.6% 0.182 323.9)
-
Step 900
900
#641D6B
oklch(37.8% 0.142 324)
-
Step 950
950 (this color)
#3F1743
oklch(28.6% 0.09 323.9)
#3F1743 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) | #102444 | 0.089 |
| Deuteranopia (no green cones) | #1E2942 | 0.077 |
| Tritanopia (no blue cones) | #401D2A | 0.053 |
| Achromatopsia (no color) | #272727 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1743
#3F1743
oklch(28.6% 0.09 323.9)
- #023506
#023506
oklch(28.6% 0.091 143.9)
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 #3F1743, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Eggplant Purple #430541 ΔE 0.031
- Deep Violet #490648 ΔE 0.035
- Aubergine #3D0734 ΔE 0.039
- Eggplant #380835 ΔE 0.042
- Dark Purple #35063E ΔE 0.044
- Plum Purple #4E0550 ΔE 0.047
- Deep Purple #36013F ΔE 0.050
- Dark Plum #3F012C ΔE 0.054
Use #3F1743 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.