#3D326B
Closest named color: Prussian Blue (#1D3557). oklch(36% 0.096 289.6), rgb(61, 50, 107).
Aa
White text reads best on this color (11.24:1).
About this color
#3D326B is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.096 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.062 away. White text reads best on it, at 11.24:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.86:1 |
| White text | 11.24:1 |
Values
| HEX | #3D326B |
| RGB | rgb(61, 50, 107) |
| HSL | hsl(252, 36%, 31%) |
| OKLCH | oklch(36% 0.096 289.6) |
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 #3D326B | 11.24:1 | AAA | Lc -99.6 | Preferred for body text |
| Black text on #3D326B | 1.86:1 | Fails | Lc 8.1 | Not readable |
| #3D326B text on white | 11.24:1 | AAA | Lc 95.8 | Preferred for body text |
| #3D326B text on black | 1.86:1 | 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
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D8D5F2
oklch(88.4% 0.04 290.3)
-
Step 300
300
#BFB9ED
oklch(80.8% 0.073 289.9)
-
Step 400
400
#9F94E3
oklch(70.7% 0.114 289.5)
-
Step 500
500
#8977DB
oklch(63% 0.147 289.8)
-
Step 600
600
#745EC9
oklch(55.6% 0.16 289.6)
-
Step 700
700
#614DAD
oklch(49.1% 0.147 289.4)
-
Step 800
800
#4F408C
oklch(42.7% 0.121 289.3)
-
Step 900
900 (this color)
#3D326B
oklch(36% 0.096 289.6)
-
Step 950
950
#262042
oklch(26.9% 0.062 289.7)
#3D326B 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) | #1A3C6D | 0.052 |
| Deuteranopia (no green cones) | #1B396A | 0.050 |
| Tritanopia (no blue cones) | #303E49 | 0.080 |
| Achromatopsia (no color) | #3B3B3B | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D326B
#3D326B
oklch(36% 0.096 289.6)
- #404000
#404000
oklch(36% 0.078 109.8)
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 #3D326B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.063
- Marine Blue #01386A ΔE 0.066
- Twilight Blue #0A437A ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.076
- Marine #042E60 ΔE 0.077
- Dark Blue Grey #1F3B4D ΔE 0.078
- Space Cadet #2B2D42 ΔE 0.080
Use #3D326B 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.