#3D356E
Closest named color: Dark Slate Blue (#483D8B). oklch(36.8% 0.095 287.2), rgb(61, 53, 110).
Aa
White text reads best on this color (10.86:1).
About this color
#3D356E is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.095 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.055 away. White text reads best on it, at 10.86:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.93:1 |
| White text | 10.86:1 |
Values
| HEX | #3D356E |
| RGB | rgb(61, 53, 110) |
| HSL | hsl(248, 35%, 32%) |
| OKLCH | oklch(36.8% 0.095 287.2) |
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 #3D356E | 10.86:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #3D356E | 1.93:1 | Fails | Lc 8.9 | Not readable |
| #3D356E text on white | 10.86:1 | AAA | Lc 95.0 | Preferred for body text |
| #3D356E text on black | 1.93:1 | Fails | Lc -7.6 | 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
#D7D6F3
oklch(88.6% 0.04 287.1)
-
Step 300
300
#BDBAED
oklch(80.9% 0.072 287.4)
-
Step 400
400
#9C95E4
oklch(70.7% 0.114 287.2)
-
Step 500
500
#8579DC
oklch(63.1% 0.145 287)
-
Step 600
600
#7060CA
oklch(55.7% 0.158 287)
-
Step 700
700
#5E4EAE
oklch(49% 0.147 287.3)
-
Step 800
800
#4D418D
oklch(42.8% 0.121 287.4)
-
Step 900
900 (this color)
#3D356E
oklch(36.8% 0.095 287.2)
-
Step 950
950
#252142
oklch(27% 0.06 287.2)
#3D356E 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) | #1E3E70 | 0.046 |
| Deuteranopia (no green cones) | #1D3B6D | 0.046 |
| Tritanopia (no blue cones) | #2F414C | 0.080 |
| Achromatopsia (no color) | #3D3D3D | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D356E
#3D356E
oklch(36.8% 0.095 287.2)
- #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 #3D356E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.055
- Twilight Blue #0A437A ΔE 0.063
- Prussian Blue #1D3557 ΔE 0.064
- Marine Blue #01386A ΔE 0.066
- Dark Grey Blue #29465B ΔE 0.071
- Blueberry #464196 ΔE 0.073
- Cobalt #1E488F ΔE 0.076
- Dark Blue Grey #1F3B4D ΔE 0.079
Use #3D356E 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.