#3A2B65
Closest named color: Prussian Blue (#1D3557). oklch(33.8% 0.098 292.3), rgb(58, 43, 101).
Aa
White text reads best on this color (12.25:1).
About this color
#3A2B65 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.098 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.059 away. White text reads best on it, at 12.25:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.71:1 |
| White text | 12.25:1 |
Values
| HEX | #3A2B65 |
| RGB | rgb(58, 43, 101) |
| HSL | hsl(256, 40%, 28%) |
| OKLCH | oklch(33.8% 0.098 292.3) |
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 #3A2B65 | 12.25:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #3A2B65 | 1.71:1 | Fails | Lc 0.0 | Not readable |
| #3A2B65 text on white | 12.25:1 | AAA | Lc 97.7 | Preferred for body text |
| #3A2B65 text on black | 1.71:1 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE8F7
oklch(93.7% 0.02 292.1)
-
Step 200
200
#D9D5F3
oklch(88.5% 0.041 291.7)
-
Step 300
300
#C1B8ED
oklch(80.8% 0.075 292.4)
-
Step 400
400
#A392E4
oklch(70.7% 0.119 292.6)
-
Step 500
500
#8D75DC
oklch(63.1% 0.151 292.2)
-
Step 600
600
#785CC9
oklch(55.7% 0.163 292.1)
-
Step 700
700
#654BAE
oklch(49.2% 0.152 292)
-
Step 800
800
#523E8D
oklch(42.7% 0.126 291.9)
-
Step 900
900 (this color)
#3A2B65
oklch(33.8% 0.098 292.3)
-
Step 950
950
#282042
oklch(27.1% 0.062 292.6)
#3A2B65 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) | #103667 | 0.060 |
| Deuteranopia (no green cones) | #133464 | 0.057 |
| Tritanopia (no blue cones) | #2F3743 | 0.080 |
| Achromatopsia (no color) | #353535 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A2B65
#3A2B65
oklch(33.8% 0.098 292.3)
- #393B00
#393B00
oklch(33.9% 0.075 111.9)
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 #3A2B65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.059
- Marine Blue #01386A ΔE 0.068
- Marine #042E60 ΔE 0.069
- Space Cadet #2B2D42 ΔE 0.070
- Royal Purple #4B006E ΔE 0.077
- Gunmetal #293241 ΔE 0.078
- Midnight Blue #191970 ΔE 0.079
- Dark Blue Grey #1F3B4D ΔE 0.080
Use #3A2B65 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.