#6B3C64
Closest named color: Brownish Purple (#76424E). oklch(42.8% 0.087 332.6), rgb(107, 60, 100).
Aa
White text reads best on this color (8.55:1).
About this color
#6B3C64 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.087 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.050 away. White text reads best on it, at 8.55:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.45:1 |
| White text | 8.55:1 |
Values
| HEX | #6B3C64 |
| RGB | rgb(107, 60, 100) |
| HSL | hsl(309, 28%, 33%) |
| OKLCH | oklch(42.8% 0.087 332.6) |
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 #6B3C64 | 8.55:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #6B3C64 | 2.45:1 | Fails | Lc 14.8 | Not readable |
| #6B3C64 text on white | 8.55:1 | AAA | Lc 89.2 | Fine for body text |
| #6B3C64 text on black | 2.45:1 | Fails | Lc -13.0 | 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 800.
-
Step 50
50
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#F0E6EE
oklch(93.5% 0.015 332.2)
-
Step 200
200
#E5D3E1
oklch(88.6% 0.027 333.3)
-
Step 300
300
#D5B5CF
oklch(80.9% 0.051 332.4)
-
Step 400
400
#C08EB7
oklch(70.8% 0.082 332.8)
-
Step 500
500
#AF71A5
oklch(63.1% 0.105 332.7)
-
Step 600
600
#9A5890
oklch(55.6% 0.114 332.8)
-
Step 700
700
#83487A
oklch(49% 0.105 332.9)
-
Step 800
800 (this color)
#6B3C64
oklch(42.8% 0.087 332.6)
-
Step 900
900
#573351
oklch(37.7% 0.069 333.1)
-
Step 950
950
#331E30
oklch(27% 0.044 331.9)
#6B3C64 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) | #3B4865 | 0.086 |
| Deuteranopia (no green cones) | #474F63 | 0.079 |
| Tritanopia (no blue cones) | #6F3F4B | 0.046 |
| Achromatopsia (no color) | #4C4C4C | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B3C64
#6B3C64
oklch(42.8% 0.087 332.6)
- #225D37
#225D37
oklch(42.9% 0.088 152.5)
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 #6B3C64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.050
- Purple Brown #673A3F ΔE 0.061
- Dark Mauve #874C62 ΔE 0.074
- Dusty Grape #545775 ΔE 0.079
- Light Eggplant #894585 ΔE 0.080
- Dusk #4E5481 ΔE 0.082
- Twilight #4E518B ΔE 0.086
- Velvet #750851 ΔE 0.088
Use #6B3C64 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.