#6C3D86
Closest named color: Rebecca Purple (#663399). oklch(45% 0.124 312.1), rgb(108, 61, 134).
Aa
White text reads best on this color (7.92:1).
About this color
#6C3D86 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.124 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.043 away. White text reads best on it, at 7.92:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.64:1 |
| White text | 7.92:1 |
Values
| HEX | #6C3D86 |
| RGB | rgb(108, 61, 134) |
| HSL | hsl(279, 37%, 38%) |
| OKLCH | oklch(45% 0.124 312.1) |
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 #6C3D86 | 7.92:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #6C3D86 | 2.64:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #6C3D86 text on white | 7.92:1 | AAA | Lc 87.2 | Fine for body text |
| #6C3D86 text on black | 2.64:1 | Fails | Lc -14.9 | 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 800.
-
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
#E2D2ED
oklch(88.5% 0.04 311.7)
-
Step 300
300
#D1B4E3
oklch(81% 0.072 312.4)
-
Step 400
400
#B98BD5
oklch(70.7% 0.116 312.1)
-
Step 500
500
#A76CC9
oklch(63.1% 0.147 312.1)
-
Step 600
600
#9352B6
oklch(55.7% 0.161 312.3)
-
Step 700
700
#7D419D
oklch(49.1% 0.151 312.2)
-
Step 800
800 (this color)
#6C3D86
oklch(45% 0.124 312.1)
-
Step 900
900
#533066
oklch(37.7% 0.097 312.5)
-
Step 950
950
#301D3C
oklch(27% 0.061 311.2)
#6C3D86 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) | #2A4F88 | 0.106 |
| Deuteranopia (no green cones) | #395284 | 0.094 |
| Tritanopia (no blue cones) | #69495B | 0.086 |
| Achromatopsia (no color) | #515151 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C3D86
#6C3D86
oklch(45% 0.124 312.1)
- #396202
#396202
oklch(44.8% 0.124 132.2)
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 #6C3D86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.043
- Light Eggplant #894585 ΔE 0.062
- Dark Slate Blue #483D8B ΔE 0.066
- Twilight #4E518B ΔE 0.068
- Blueberry #464196 ΔE 0.072
- Dusk #4E5481 ΔE 0.077
- Warm Purple #952E8F ΔE 0.083
- Purple #800080 ΔE 0.087
Use #6C3D86 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.