#3D2748
Closest named color: Space Cadet (#2B2D42). oklch(31.5% 0.064 313.8), rgb(61, 39, 72).
Aa
White text reads best on this color (13.27:1).
About this color
#3D2748 is a dark, muted purple. In OKLCH its lightness is 31%, its chroma 0.064 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.040 away. White text reads best on it, at 13.27:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.58:1 |
| White text | 13.27:1 |
Values
| HEX | #3D2748 |
| RGB | rgb(61, 39, 72) |
| HSL | hsl(280, 30%, 22%) |
| OKLCH | oklch(31.5% 0.064 313.8) |
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 #3D2748 | 13.27:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #3D2748 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #3D2748 text on white | 13.27:1 | AAA | Lc 99.5 | Preferred for body text |
| #3D2748 text on black | 1.58:1 | 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 950.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E3D1ED
oklch(88.4% 0.043 313.7)
-
Step 300
300
#D2B3E3
oklch(80.9% 0.074 313.5)
-
Step 400
400
#BC89D5
oklch(70.7% 0.121 314.1)
-
Step 500
500
#AA6ACA
oklch(63.1% 0.153 313.5)
-
Step 600
600
#964FB7
oklch(55.7% 0.168 313.8)
-
Step 700
700
#803F9D
oklch(49.2% 0.155 314.1)
-
Step 800
800
#68357F
oklch(42.8% 0.128 314.1)
-
Step 900
900
#542F66
oklch(37.7% 0.099 313.6)
-
Step 950
950 (this color)
#3D2748
oklch(31.5% 0.064 313.8)
#3D2748 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) | #212E49 | 0.051 |
| Deuteranopia (no green cones) | #263047 | 0.047 |
| Tritanopia (no blue cones) | #3C2C34 | 0.044 |
| Achromatopsia (no color) | #303030 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D2748
#3D2748
oklch(31.5% 0.064 313.8)
- #243815
#243815
oklch(31.4% 0.063 133.5)
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 #3D2748, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.040
- Gunmetal #293241 ΔE 0.052
- Prussian Blue #1D3557 ΔE 0.064
- Onyx #343A40 ΔE 0.067
- Oxford Blue #1B263B ΔE 0.067
- Deep Violet #490648 ΔE 0.069
- Eggplant Purple #430541 ΔE 0.072
- Dark Blue Grey #1F3B4D ΔE 0.073
Use #3D2748 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.