#3A296A
Closest named color: Prussian Blue (#1D3557). oklch(33.8% 0.109 291.6), rgb(58, 41, 106).
Aa
White text reads best on this color (12.31:1).
About this color
#3A296A is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.109 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 0.066 away. White text reads best on it, at 12.31:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.70:1 |
| White text | 12.31:1 |
Values
| HEX | #3A296A |
| RGB | rgb(58, 41, 106) |
| HSL | hsl(256, 44%, 29%) |
| OKLCH | oklch(33.8% 0.109 291.6) |
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 #3A296A | 12.31:1 | AAA | Lc -101.3 | Preferred for body text |
| Black text on #3A296A | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #3A296A text on white | 12.31:1 | AAA | Lc 97.8 | Preferred for body text |
| #3A296A text on black | 1.70:1 | 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
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#D9D4F5
oklch(88.4% 0.045 292.4)
-
Step 300
300
#C1B8F2
oklch(81% 0.081 291.6)
-
Step 400
400
#A291EB
oklch(70.8% 0.13 291.4)
-
Step 500
500
#8D72E5
oklch(63.1% 0.168 291.7)
-
Step 600
600
#7858D3
oklch(55.7% 0.181 291.4)
-
Step 700
700
#6547B6
oklch(49.1% 0.168 291.4)
-
Step 800
800
#523B94
oklch(42.7% 0.14 291.2)
-
Step 900
900 (this color)
#3A296A
oklch(33.8% 0.109 291.6)
-
Step 950
950
#271F45
oklch(27% 0.069 290.8)
#3A296A 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) | #01366C | 0.069 |
| Deuteranopia (no green cones) | #063369 | 0.066 |
| Tritanopia (no blue cones) | #2C3745 | 0.087 |
| Achromatopsia (no color) | #353535 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A296A
#3A296A
oklch(33.8% 0.109 291.6)
- #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 #3A296A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.066
- Royal Purple #4B006E ΔE 0.070
- Marine Blue #01386A ΔE 0.071
- Marine #042E60 ΔE 0.071
- Midnight Blue #191970 ΔE 0.074
- Indigo #4B0082 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.078
- Space Cadet #2B2D42 ΔE 0.079
Use #3A296A 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.