#6D3172
Closest named color: Rebecca Purple (#663399). oklch(42.1% 0.123 324.5), rgb(109, 49, 114).
Aa
White text reads best on this color (9.00:1).
About this color
#6D3172 is a dark, moderately saturated purple. In OKLCH its lightness is 42%, its chroma 0.123 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.066 away. White text reads best on it, at 9.00:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #6D3172 |
| RGB | rgb(109, 49, 114) |
| HSL | hsl(295, 40%, 32%) |
| OKLCH | oklch(42.1% 0.123 324.5) |
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 #6D3172 | 9.00:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #6D3172 | 2.33:1 | Fails | Lc 13.8 | Not readable |
| #6D3172 text on white | 9.00:1 | AAA | Lc 90.2 | Preferred for body text |
| #6D3172 text on black | 2.33:1 | Fails | Lc -12.1 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F1E5F2
oklch(93.5% 0.022 323.4)
-
Step 200
200
#E7D1E8
oklch(88.6% 0.039 324.6)
-
Step 300
300
#D9B1DB
oklch(80.9% 0.073 324.7)
-
Step 400
400
#C487C9
oklch(70.7% 0.115 324.1)
-
Step 500
500
#B467BA
oklch(63% 0.146 324.5)
-
Step 600
600
#A04CA6
oklch(55.6% 0.16 324.9)
-
Step 700
700
#883D8F
oklch(49.1% 0.148 324.1)
-
Step 800
800 (this color)
#6D3172
oklch(42.1% 0.123 324.5)
-
Step 900
900
#5A2D5E
oklch(37.7% 0.097 324.2)
-
Step 950
950
#351B37
oklch(27% 0.061 324.5)
#6D3172 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) | #284474 | 0.120 |
| Deuteranopia (no green cones) | #3B4C70 | 0.107 |
| Tritanopia (no blue cones) | #6F394C | 0.073 |
| Achromatopsia (no color) | #494949 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D3172
#6D3172
oklch(42.1% 0.123 324.5)
- #125E1B
#125E1B
oklch(42.2% 0.123 144.5)
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 #6D3172, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.066
- Purple #800080 ΔE 0.071
- Rich Purple #720058 ΔE 0.074
- Velvet #750851 ΔE 0.075
- Light Eggplant #894585 ΔE 0.079
- Dark Slate Blue #483D8B ΔE 0.082
- Grape Purple #5D1451 ΔE 0.083
- Brownish Purple #76424E ΔE 0.087
Use #6D3172 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.