#6B3F71
Closest named color: Brownish Purple (#76424E). oklch(44% 0.095 322.6), rgb(107, 63, 113).
Aa
White text reads best on this color (8.15:1).
About this color
#6B3F71 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.095 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.065 away. White text reads best on it, at 8.15:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.57:1 |
| White text | 8.15:1 |
Values
| HEX | #6B3F71 |
| RGB | rgb(107, 63, 113) |
| HSL | hsl(293, 28%, 35%) |
| OKLCH | oklch(44% 0.095 322.6) |
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 #6B3F71 | 8.15:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #6B3F71 | 2.57:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #6B3F71 text on white | 8.15:1 | AAA | Lc 88.0 | Fine for body text |
| #6B3F71 text on black | 2.57:1 | Fails | Lc -14.1 | 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
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE6F0
oklch(93.5% 0.016 322.7)
-
Step 200
200
#E3D3E5
oklch(88.5% 0.03 322.4)
-
Step 300
300
#D2B5D6
oklch(80.8% 0.056 322.2)
-
Step 400
400
#BB8EC1
oklch(70.6% 0.088 322.5)
-
Step 500
500
#AA71B2
oklch(63.1% 0.114 322.4)
-
Step 600
600
#95589D
oklch(55.6% 0.124 322.8)
-
Step 700
700
#7F4886
oklch(49.1% 0.114 322.9)
-
Step 800
800 (this color)
#6B3F71
oklch(44% 0.095 322.6)
-
Step 900
900
#543358
oklch(37.6% 0.074 323)
-
Step 950
950
#311E34
oklch(26.9% 0.048 321.9)
#6B3F71 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) | #394C73 | 0.087 |
| Deuteranopia (no green cones) | #45516F | 0.078 |
| Tritanopia (no blue cones) | #6C4552 | 0.059 |
| Achromatopsia (no color) | #4F4F4F | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3F71
#6B3F71
oklch(44% 0.095 322.6)
- #305F2D
#305F2D
oklch(43.9% 0.094 142.6)
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 #6B3F71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.065
- Light Eggplant #894585 ΔE 0.067
- Dusk #4E5481 ΔE 0.071
- Twilight #4E518B ΔE 0.072
- Dusty Grape #545775 ΔE 0.073
- Dark Mauve #874C62 ΔE 0.075
- Rebecca Purple #663399 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.079
Use #6B3F71 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.