#6D3A76
Closest named color: Rebecca Purple (#663399). oklch(43.7% 0.111 321.4), rgb(109, 58, 118).
Aa
White text reads best on this color (8.34:1).
About this color
#6D3A76 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.111 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.065 away. White text reads best on it, at 8.34:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.51:1 |
| White text | 8.34:1 |
Values
| HEX | #6D3A76 |
| RGB | rgb(109, 58, 118) |
| HSL | hsl(291, 34%, 35%) |
| OKLCH | oklch(43.7% 0.111 321.4) |
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 #6D3A76 | 8.34:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #6D3A76 | 2.51:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #6D3A76 text on white | 8.34:1 | AAA | Lc 88.5 | Fine for body text |
| #6D3A76 text on black | 2.51:1 | Fails | Lc -13.7 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E5D2E8
oklch(88.6% 0.036 321.6)
-
Step 300
300
#D5B3DA
oklch(80.9% 0.065 322)
-
Step 400
400
#BF8BC8
oklch(70.8% 0.104 321.4)
-
Step 500
500
#AE6CB9
oklch(63.1% 0.133 321.7)
-
Step 600
600
#9952A5
oklch(55.5% 0.145 321.7)
-
Step 700
700
#82428E
oklch(49% 0.135 321.1)
-
Step 800
800 (this color)
#6D3A76
oklch(43.7% 0.111 321.4)
-
Step 900
900
#56305D
oklch(37.6% 0.087 321.2)
-
Step 950
950
#331D36
oklch(27.1% 0.054 322.6)
#6D3A76 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) | #314A78 | 0.103 |
| Deuteranopia (no green cones) | #405074 | 0.092 |
| Tritanopia (no blue cones) | #6E4252 | 0.070 |
| Achromatopsia (no color) | #4E4E4E | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3A76
#6D3A76
oklch(43.7% 0.111 321.4)
- #296021
#296021
oklch(43.7% 0.111 141.2)
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 #6D3A76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.065
- Light Eggplant #894585 ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.076
- Twilight #4E518B ΔE 0.078
- Brownish Purple #76424E ΔE 0.078
- Dusk #4E5481 ΔE 0.081
- Purple #800080 ΔE 0.085
- Dark Mauve #874C62 ΔE 0.086
Use #6D3A76 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.