#6D3A7C
Closest named color: Rebecca Purple (#663399). oklch(44% 0.118 318.1), rgb(109, 58, 124).
Aa
White text reads best on this color (8.24:1).
About this color
#6D3A7C is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.118 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.055 away. White text reads best on it, at 8.24:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.54:1 |
| White text | 8.24:1 |
Values
| HEX | #6D3A7C |
| RGB | rgb(109, 58, 124) |
| HSL | hsl(286, 36%, 36%) |
| OKLCH | oklch(44% 0.118 318.1) |
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 #6D3A7C | 8.24:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #6D3A7C | 2.54:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #6D3A7C text on white | 8.24:1 | AAA | Lc 88.2 | Fine for body text |
| #6D3A7C text on black | 2.54:1 | Fails | Lc -14.0 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#F0E6F3
oklch(93.7% 0.02 318.4)
-
Step 200
200
#E4D2EA
oklch(88.6% 0.038 317.7)
-
Step 300
300
#D4B3DE
oklch(80.9% 0.069 318.3)
-
Step 400
400
#BD8ACD
oklch(70.6% 0.11 317.9)
-
Step 500
500
#AD6BC0
oklch(63.1% 0.142 318.4)
-
Step 600
600
#9851AC
oklch(55.6% 0.153 318.4)
-
Step 700
700
#814194
oklch(49% 0.143 318)
-
Step 800
800 (this color)
#6D3A7C
oklch(44% 0.118 318.1)
-
Step 900
900
#563061
oklch(37.8% 0.092 318.3)
-
Step 950
950
#321C39
oklch(26.9% 0.06 317.7)
#6D3A7C 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) | #2D4B7E | 0.107 |
| Deuteranopia (no green cones) | #3D507A | 0.095 |
| Tritanopia (no blue cones) | #6D4455 | 0.077 |
| Achromatopsia (no color) | #4F4F4F | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3A7C
#6D3A7C
oklch(44% 0.118 318.1)
- #2D6117
#2D6117
oklch(44% 0.119 138.1)
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 #6D3A7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.055
- Light Eggplant #894585 ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.072
- Twilight #4E518B ΔE 0.076
- Dusk #4E5481 ΔE 0.081
- Blueberry #464196 ΔE 0.082
- Purple #800080 ΔE 0.082
- Warm Purple #952E8F ΔE 0.085
Use #6D3A7C 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.