#3C1B4B
Closest named color: Deep Violet (#490648). oklch(29.3% 0.091 314), rgb(60, 27, 75).
Aa
White text reads best on this color (14.47:1).
About this color
#3C1B4B is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.091 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Deep Violet (#490648), ΔE 0.043 away. White text reads best on it, at 14.47:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Deep Violet (#490648) |
| Black text | 1.45:1 |
| White text | 14.47:1 |
Values
| HEX | #3C1B4B |
| RGB | rgb(60, 27, 75) |
| HSL | hsl(281, 47%, 20%) |
| OKLCH | oklch(29.3% 0.091 314) |
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 #3C1B4B | 14.47:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #3C1B4B | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #3C1B4B text on white | 14.47:1 | AAA | Lc 101.0 | Preferred for body text |
| #3C1B4B text on black | 1.45:1 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F2E4F9
oklch(93.6% 0.032 314.7)
-
Step 200
200
#E8CEF5
oklch(88.5% 0.06 314.5)
-
Step 300
300
#DAACF1
oklch(80.9% 0.107 314.2)
-
Step 400
400
#C77CEA
oklch(70.7% 0.171 314.2)
-
Step 500
500
#B854E4
oklch(63.2% 0.219 313.9)
-
Step 600
600
#A32FD1
oklch(55.5% 0.238 313.9)
-
Step 700
700
#8C1EB5
oklch(49.1% 0.221 314.1)
-
Step 800
800
#721D93
oklch(42.7% 0.184 314.1)
-
Step 900
900
#5C2175
oklch(37.7% 0.143 314)
-
Step 950
950 (this color)
#3C1B4B
oklch(29.3% 0.091 314)
#3C1B4B 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) | #0D284D | 0.081 |
| Deuteranopia (no green cones) | #192A4A | 0.072 |
| Tritanopia (no blue cones) | #3B2330 | 0.060 |
| Achromatopsia (no color) | #292929 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C1B4B
#3C1B4B
oklch(29.3% 0.091 314)
- #193400
#193400
oklch(29.2% 0.083 133.7)
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 #3C1B4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Violet #490648 ΔE 0.043
- Eggplant Purple #430541 ΔE 0.043
- Plum Purple #4E0550 ΔE 0.050
- Dark Purple #35063E ΔE 0.052
- Aubergine #3D0734 ΔE 0.054
- Eggplant #380835 ΔE 0.055
- Deep Purple #36013F ΔE 0.057
- Space Cadet #2B2D42 ΔE 0.064
Use #3C1B4B 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.