#3C356D
Closest named color: Dark Slate Blue (#483D8B). oklch(36.6% 0.094 286.5), rgb(60, 53, 109).
Aa
White text reads best on this color (10.92:1).
About this color
#3C356D is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.094 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.057 away. White text reads best on it, at 10.92:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.92:1 |
| White text | 10.92:1 |
Values
| HEX | #3C356D |
| RGB | rgb(60, 53, 109) |
| HSL | hsl(248, 35%, 32%) |
| OKLCH | oklch(36.6% 0.094 286.5) |
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 #3C356D | 10.92:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #3C356D | 1.92:1 | Fails | Lc 8.8 | Not readable |
| #3C356D text on white | 10.92:1 | AAA | Lc 95.1 | Preferred for body text |
| #3C356D text on black | 1.92:1 | Fails | Lc -7.5 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D6D6F2
oklch(88.5% 0.038 285.6)
-
Step 300
300
#BCBAED
oklch(80.8% 0.072 286.5)
-
Step 400
400
#9B96E3
oklch(70.8% 0.111 286.2)
-
Step 500
500
#847ADB
oklch(63.2% 0.143 286.3)
-
Step 600
600
#6F60C9
oklch(55.6% 0.157 286.7)
-
Step 700
700
#5D4FAE
oklch(49.1% 0.146 286.5)
-
Step 800
800
#4C418D
oklch(42.7% 0.121 286.7)
-
Step 900
900 (this color)
#3C356D
oklch(36.6% 0.094 286.5)
-
Step 950
950
#252142
oklch(27% 0.06 287.2)
#3C356D 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) | #1E3E6F | 0.045 |
| Deuteranopia (no green cones) | #1D3B6C | 0.044 |
| Tritanopia (no blue cones) | #2D414B | 0.081 |
| Achromatopsia (no color) | #3D3D3D | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C356D
#3C356D
oklch(36.6% 0.094 286.5)
- #444100
#444100
oklch(36.6% 0.078 106.7)
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 #3C356D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.057
- Prussian Blue #1D3557 ΔE 0.061
- Twilight Blue #0A437A ΔE 0.062
- Marine Blue #01386A ΔE 0.064
- Dark Grey Blue #29465B ΔE 0.070
- Blueberry #464196 ΔE 0.075
- Cobalt #1E488F ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.077
Use #3C356D 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.