#332661
Closest named color: Prussian Blue (#1D3557). oklch(31.8% 0.1 289.6), rgb(51, 38, 97).
Aa
White text reads best on this color (13.20:1).
About this color
#332661 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.100 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.057 away. White text reads best on it, at 13.20:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.59:1 |
| White text | 13.20:1 |
Values
| HEX | #332661 |
| RGB | rgb(51, 38, 97) |
| HSL | hsl(253, 44%, 26%) |
| OKLCH | oklch(31.8% 0.1 289.6) |
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 #332661 | 13.20:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #332661 | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #332661 text on white | 13.20:1 | AAA | Lc 99.3 | Preferred for body text |
| #332661 text on black | 1.59:1 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E9E7FF
oklch(93.7% 0.032 289.6)
-
Step 200
200
#D8D3FF
oklch(88.5% 0.06 290.3)
-
Step 300
300
#BFB6FF
oklch(81% 0.102 289.6)
-
Step 400
400
#A08CFF
oklch(70.8% 0.164 289.5)
-
Step 500
500
#8C68FF
oklch(63.1% 0.214 289.8)
-
Step 600
600
#7A3BFE
oklch(55.5% 0.263 289.6)
-
Step 700
700
#6829DE
oklch(49.1% 0.246 289.7)
-
Step 800
800
#5426B3
oklch(42.7% 0.203 289.7)
-
Step 900
900
#44278E
oklch(37.7% 0.159 289.3)
-
Step 950
950 (this color)
#332661
oklch(31.8% 0.1 289.6)
#332661 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) | #033163 | 0.060 |
| Deuteranopia (no green cones) | #052F60 | 0.058 |
| Tritanopia (no blue cones) | #25333F | 0.083 |
| Achromatopsia (no color) | #303030 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #332661
#332661
oklch(31.8% 0.1 289.6)
- #353500
#353500
oklch(31.8% 0.069 109.8)
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 #332661, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.057
- Marine #042E60 ΔE 0.059
- Midnight Blue #191970 ΔE 0.064
- Space Cadet #2B2D42 ΔE 0.065
- Marine Blue #01386A ΔE 0.068
- Gunmetal #293241 ΔE 0.076
- Royal Purple #4B006E ΔE 0.076
- Oxford Blue #1B263B ΔE 0.082
Use #332661 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.