#3E2864
Closest named color: Prussian Blue (#1D3557). oklch(33.6% 0.102 297.6), rgb(62, 40, 100).
Aa
White text reads best on this color (12.40:1).
About this color
#3E2864 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.102 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.067 away. White text reads best on it, at 12.40:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.69:1 |
| White text | 12.40:1 |
Values
| HEX | #3E2864 |
| RGB | rgb(62, 40, 100) |
| HSL | hsl(262, 43%, 27%) |
| OKLCH | oklch(33.6% 0.102 297.6) |
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 #3E2864 | 12.40:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #3E2864 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #3E2864 text on white | 12.40:1 | AAA | Lc 98.0 | Preferred for body text |
| #3E2864 text on black | 1.69:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DCD4F2
oklch(88.6% 0.042 297.7)
-
Step 300
300
#C6B7EC
oklch(81% 0.075 297.7)
-
Step 400
400
#A98FE3
oklch(70.6% 0.123 297.4)
-
Step 500
500
#9571DB
oklch(63% 0.157 297.4)
-
Step 600
600
#8157C8
oklch(55.6% 0.169 297.8)
-
Step 700
700
#6D46AD
oklch(49.1% 0.158 297.7)
-
Step 800
800
#593A8C
oklch(42.7% 0.131 298.1)
-
Step 900
900 (this color)
#3E2864
oklch(33.6% 0.102 297.6)
-
Step 950
950
#2A1E42
oklch(26.9% 0.066 297.1)
#3E2864 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) | #0C3466 | 0.071 |
| Deuteranopia (no green cones) | #143463 | 0.066 |
| Tritanopia (no blue cones) | #353441 | 0.080 |
| Achromatopsia (no color) | #343434 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E2864
#3E2864
oklch(33.6% 0.102 297.6)
- #343C00
#343C00
oklch(33.7% 0.078 117.8)
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 #3E2864, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.067
- Royal Purple #4B006E ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.074
- Plum Purple #4E0550 ΔE 0.075
- Marine #042E60 ΔE 0.077
- Indigo #4B0082 ΔE 0.078
- Grape Purple #5D1451 ΔE 0.078
- Marine Blue #01386A ΔE 0.078
Use #3E2864 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.