#6C2571
Closest named color: Rich Purple (#720058). oklch(40.3% 0.14 325.1), rgb(108, 37, 113).
Aa
White text reads best on this color (9.80:1).
About this color
#6C2571 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.140 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.057 away. White text reads best on it, at 9.80:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.140) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 2.14:1 |
| White text | 9.80:1 |
Values
| HEX | #6C2571 |
| RGB | rgb(108, 37, 113) |
| HSL | hsl(296, 51%, 29%) |
| OKLCH | oklch(40.3% 0.14 325.1) |
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 #6C2571 | 9.80:1 | AAA | Lc -96.3 | Preferred for body text |
| Black text on #6C2571 | 2.14:1 | Fails | Lc 11.9 | Not readable |
| #6C2571 text on white | 9.80:1 | AAA | Lc 92.0 | Preferred for body text |
| #6C2571 text on black | 2.14:1 | Fails | Lc -10.4 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E9CFEA
oklch(88.4% 0.046 324.8)
-
Step 300
300
#DCAFDE
oklch(80.9% 0.081 324.9)
-
Step 400
400
#CA83CD
oklch(70.8% 0.13 325.4)
-
Step 500
500
#BB60C0
oklch(63.1% 0.168 325.4)
-
Step 600
600
#A643AD
oklch(55.6% 0.183 325)
-
Step 700
700
#8E3494
oklch(49.1% 0.17 325.2)
-
Step 800
800 (this color)
#6C2571
oklch(40.3% 0.14 325.1)
-
Step 900
900
#5D2961
oklch(37.7% 0.109 324.7)
-
Step 950
950
#371939
oklch(27.1% 0.069 324.9)
#6C2571 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) | #173E73 | 0.144 |
| Deuteranopia (no green cones) | #33476F | 0.124 |
| Tritanopia (no blue cones) | #6E3047 | 0.082 |
| Achromatopsia (no color) | #444444 | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C2571
#6C2571
oklch(40.3% 0.14 325.1)
- #005914
#005914
oklch(40.3% 0.126 145.1)
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 #6C2571, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.057
- Purple #800080 ΔE 0.057
- Velvet #750851 ΔE 0.062
- Grape Purple #5D1451 ΔE 0.068
- Rebecca Purple #663399 ΔE 0.070
- Dark Magenta #8B008B ΔE 0.079
- Red Purple #820747 ΔE 0.085
- Dark Slate Blue #483D8B ΔE 0.091
Use #6C2571 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.