#3F2169
Closest named color: Royal Purple (#4B006E). oklch(33% 0.12 298.8), rgb(63, 33, 105).
Aa
White text reads best on this color (12.86:1).
About this color
#3F2169 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.120 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.050 away. White text reads best on it, at 12.86:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.63:1 |
| White text | 12.86:1 |
Values
| HEX | #3F2169 |
| RGB | rgb(63, 33, 105) |
| HSL | hsl(265, 52%, 27%) |
| OKLCH | oklch(33% 0.12 298.8) |
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 #3F2169 | 12.86:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #3F2169 | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #3F2169 text on white | 12.86:1 | AAA | Lc 98.6 | Preferred for body text |
| #3F2169 text on black | 1.63:1 | 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 900.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#ECE6F9
oklch(93.5% 0.026 300.3)
-
Step 200
200
#DDD3F6
oklch(88.6% 0.049 298.5)
-
Step 300
300
#C8B4F3
oklch(80.8% 0.09 298.9)
-
Step 400
400
#AD8BED
oklch(70.7% 0.143 298.7)
-
Step 500
500
#9A6AE8
oklch(63.2% 0.184 298.6)
-
Step 600
600
#864DD6
oklch(55.6% 0.201 298.8)
-
Step 700
700
#713DB9
oklch(49.1% 0.186 298.5)
-
Step 800
800
#5C3396
oklch(42.6% 0.155 298.6)
-
Step 900
900 (this color)
#3F2169
oklch(33% 0.12 298.8)
-
Step 950
950
#2C1C46
oklch(27% 0.076 298.8)
#3F2169 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) | #00326B | 0.085 |
| Deuteranopia (no green cones) | #003167 | 0.085 |
| Tritanopia (no blue cones) | #353142 | 0.090 |
| Achromatopsia (no color) | #323232 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2169
#3F2169
oklch(33% 0.12 298.8)
- #313A00
#313A00
oklch(32.8% 0.077 119)
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 #3F2169, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.050
- Indigo #4B0082 ΔE 0.060
- Plum Purple #4E0550 ΔE 0.069
- Deep Violet #490648 ΔE 0.076
- Midnight Blue #191970 ΔE 0.076
- Grape Purple #5D1451 ΔE 0.079
- Prussian Blue #1D3557 ΔE 0.083
- Marine #042E60 ΔE 0.085
Use #3F2169 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.