#3C2668
Closest named color: Royal Purple (#4B006E). oklch(33.4% 0.111 295.1), rgb(60, 38, 104).
Aa
White text reads best on this color (12.58:1).
About this color
#3C2668 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.111 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.063 away. White text reads best on it, at 12.58:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.66:1 |
| White text | 12.58:1 |
Values
| HEX | #3C2668 |
| RGB | rgb(60, 38, 104) |
| HSL | hsl(260, 46%, 28%) |
| OKLCH | oklch(33.4% 0.111 295.1) |
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 #3C2668 | 12.58:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #3C2668 | 1.66:1 | Fails | Lc 0.0 | Not readable |
| #3C2668 text on white | 12.58:1 | AAA | Lc 98.2 | Preferred for body text |
| #3C2668 text on black | 1.66:1 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DBD4F5
oklch(88.6% 0.046 295.2)
-
Step 300
300
#C4B6F1
oklch(80.8% 0.083 295.4)
-
Step 400
400
#A78FEA
oklch(70.8% 0.132 294.9)
-
Step 500
500
#9370E4
oklch(63.2% 0.17 295)
-
Step 600
600
#7E54D1
oklch(55.5% 0.185 295.2)
-
Step 700
700
#6B44B5
oklch(49.1% 0.171 295.3)
-
Step 800
800
#573993
oklch(42.8% 0.142 295.1)
-
Step 900
900 (this color)
#3C2668
oklch(33.4% 0.111 295.1)
-
Step 950
950
#291E45
oklch(27% 0.071 294.2)
#3C2668 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) | #00346A | 0.075 |
| Deuteranopia (no green cones) | #063267 | 0.072 |
| Tritanopia (no blue cones) | #313443 | 0.086 |
| Achromatopsia (no color) | #333333 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C2668
#3C2668
oklch(33.4% 0.111 295.1)
- #353A00
#353A00
oklch(33.2% 0.075 115)
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 #3C2668, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.063
- Indigo #4B0082 ΔE 0.071
- Prussian Blue #1D3557 ΔE 0.071
- Midnight Blue #191970 ΔE 0.074
- Marine #042E60 ΔE 0.076
- Plum Purple #4E0550 ΔE 0.077
- Marine Blue #01386A ΔE 0.078
- Space Cadet #2B2D42 ΔE 0.080
Use #3C2668 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.