#6A3D75
Closest named color: Rebecca Purple (#663399). oklch(43.7% 0.103 319.5), rgb(106, 61, 117).
Aa
White text reads best on this color (8.27:1).
About this color
#6A3D75 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.103 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.068 away. White text reads best on it, at 8.27:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.53:1 |
| White text | 8.27:1 |
Values
| HEX | #6A3D75 |
| RGB | rgb(106, 61, 117) |
| HSL | hsl(288, 31%, 35%) |
| OKLCH | oklch(43.7% 0.103 319.5) |
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 #6A3D75 | 8.27:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #6A3D75 | 2.53:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #6A3D75 text on white | 8.27:1 | AAA | Lc 88.3 | Fine for body text |
| #6A3D75 text on black | 2.53:1 | Fails | Lc -13.8 | 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
#EFE6F1
oklch(93.5% 0.018 320.1)
-
Step 200
200
#E3D2E7
oklch(88.4% 0.034 319.8)
-
Step 300
300
#D2B5D9
oklch(80.9% 0.059 319.7)
-
Step 400
400
#BB8DC6
oklch(70.7% 0.096 319.7)
-
Step 500
500
#AA70B8
oklch(63.2% 0.123 319.7)
-
Step 600
600
#9556A4
oklch(55.6% 0.135 319.7)
-
Step 700
700
#7F468C
oklch(49.1% 0.125 320)
-
Step 800
800 (this color)
#6A3D75
oklch(43.7% 0.103 319.5)
-
Step 900
900
#54325C
oklch(37.6% 0.081 319.8)
-
Step 950
950
#311E36
oklch(27% 0.05 319.1)
#6A3D75 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) | #344B77 | 0.092 |
| Deuteranopia (no green cones) | #415073 | 0.083 |
| Tritanopia (no blue cones) | #6A4453 | 0.065 |
| Achromatopsia (no color) | #4E4E4E | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A3D75
#6A3D75
oklch(43.7% 0.103 319.5)
- #305F24
#305F24
oklch(43.7% 0.103 139.6)
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 #6A3D75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.068
- Light Eggplant #894585 ΔE 0.068
- Twilight #4E518B ΔE 0.071
- Dark Slate Blue #483D8B ΔE 0.073
- Dusk #4E5481 ΔE 0.073
- Brownish Purple #76424E ΔE 0.075
- Dusty Grape #545775 ΔE 0.078
- Blueberry #464196 ΔE 0.083
Use #6A3D75 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.