#6A3C86
Closest named color: Rebecca Purple (#663399). oklch(44.6% 0.125 311), rgb(106, 60, 134).
Aa
White text reads best on this color (8.06:1).
About this color
#6A3C86 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.125 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.040 away. White text reads best on it, at 8.06:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.60:1 |
| White text | 8.06:1 |
Values
| HEX | #6A3C86 |
| RGB | rgb(106, 60, 134) |
| HSL | hsl(277, 38%, 38%) |
| OKLCH | oklch(44.6% 0.125 311) |
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 #6A3C86 | 8.06:1 | AAA | Lc -92.3 | Preferred for body text |
| Black text on #6A3C86 | 2.60:1 | Fails | Lc 16.4 | Dividers and decoration only |
| #6A3C86 text on white | 8.06:1 | AAA | Lc 87.6 | Fine for body text |
| #6A3C86 text on black | 2.60:1 | Fails | Lc -14.5 | 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 800.
-
Step 50
50
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E2D2ED
oklch(88.5% 0.04 311.7)
-
Step 300
300
#D0B4E4
oklch(81% 0.073 311)
-
Step 400
400
#B88BD6
oklch(70.7% 0.117 311.1)
-
Step 500
500
#A66CCB
oklch(63.1% 0.149 310.9)
-
Step 600
600
#9152B8
oklch(55.6% 0.162 310.7)
-
Step 700
700
#7C429E
oklch(49.2% 0.15 311.2)
-
Step 800
800 (this color)
#6A3C86
oklch(44.6% 0.125 311)
-
Step 900
900
#523067
oklch(37.7% 0.098 311.1)
-
Step 950
950
#301D3C
oklch(27% 0.061 311.2)
#6A3C86 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) | #274E88 | 0.106 |
| Deuteranopia (no green cones) | #365184 | 0.095 |
| Tritanopia (no blue cones) | #67495B | 0.087 |
| Achromatopsia (no color) | #505050 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A3C86
#6A3C86
oklch(44.6% 0.125 311)
- #3B6100
#3B6100
oklch(44.7% 0.122 131.1)
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 #6A3C86, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.040
- Dark Slate Blue #483D8B ΔE 0.062
- Light Eggplant #894585 ΔE 0.067
- Twilight #4E518B ΔE 0.068
- Blueberry #464196 ΔE 0.069
- Dusk #4E5481 ΔE 0.077
- Warm Purple #952E8F ΔE 0.086
- Purple #800080 ΔE 0.087
Use #6A3C86 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.