#3C2C63
Closest named color: Prussian Blue (#1D3557). oklch(34.1% 0.094 294.3), rgb(60, 44, 99).
Aa
White text reads best on this color (12.12:1).
About this color
#3C2C63 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.094 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.058 away. White text reads best on it, at 12.12:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.73:1 |
| White text | 12.12:1 |
Values
| HEX | #3C2C63 |
| RGB | rgb(60, 44, 99) |
| HSL | hsl(257, 38%, 28%) |
| OKLCH | oklch(34.1% 0.094 294.3) |
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 #3C2C63 | 12.12:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #3C2C63 | 1.73:1 | Fails | Lc 0.0 | Not readable |
| #3C2C63 text on white | 12.12:1 | AAA | Lc 97.5 | Preferred for body text |
| #3C2C63 text on black | 1.73:1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5F1
oklch(88.6% 0.038 293.8)
-
Step 300
300
#C3B8EA
oklch(80.8% 0.071 294.9)
-
Step 400
400
#A592E0
oklch(70.7% 0.113 294.5)
-
Step 500
500
#9076D7
oklch(63.2% 0.143 294.3)
-
Step 600
600
#7B5CC4
oklch(55.6% 0.156 294.5)
-
Step 700
700
#674BA9
oklch(49% 0.145 294.1)
-
Step 800
800
#543E89
oklch(42.6% 0.12 294.2)
-
Step 900
900 (this color)
#3C2C63
oklch(34.1% 0.094 294.3)
-
Step 950
950
#282040
oklch(27% 0.059 293.6)
#3C2C63 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) | #163665 | 0.057 |
| Deuteranopia (no green cones) | #193562 | 0.055 |
| Tritanopia (no blue cones) | #323743 | 0.075 |
| Achromatopsia (no color) | #363636 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C2C63
#3C2C63
oklch(34.1% 0.094 294.3)
- #383C00
#383C00
oklch(34.1% 0.077 113.9)
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 #3C2C63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.058
- Space Cadet #2B2D42 ΔE 0.068
- Marine Blue #01386A ΔE 0.070
- Marine #042E60 ΔE 0.072
- Gunmetal #293241 ΔE 0.075
- Dark Blue Grey #1F3B4D ΔE 0.078
- Royal Purple #4B006E ΔE 0.079
- Dark Slate Blue #483D8B ΔE 0.081
Use #3C2C63 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.