#6B186C
Closest named color: Rich Purple (#720058). oklch(38.5% 0.152 327.5), rgb(107, 24, 108).
Aa
White text reads best on this color (10.64:1).
About this color
#6B186C is a dark, vivid purple. In OKLCH its lightness is 39%, its chroma 0.152 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Purple (#720058), ΔE 0.041 away. White text reads best on it, at 10.64:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Rich Purple (#720058) |
| Black text | 1.97:1 |
| White text | 10.64:1 |
Values
| HEX | #6B186C |
| RGB | rgb(107, 24, 108) |
| HSL | hsl(299, 64%, 26%) |
| OKLCH | oklch(38.5% 0.152 327.5) |
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 #6B186C | 10.64:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #6B186C | 1.97:1 | Fails | Lc 10.3 | Not readable |
| #6B186C text on white | 10.64:1 | AAA | Lc 93.6 | Preferred for body text |
| #6B186C text on black | 1.97:1 | Fails | Lc -8.9 | 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 900.
-
Step 50
50
#FBF2FB
oklch(97.1% 0.015 325.7)
-
Step 100
100
#F7E3F5
oklch(93.7% 0.032 329)
-
Step 200
200
#F1CBEF
oklch(88.5% 0.064 327.8)
-
Step 300
300
#E8A6E7
oklch(80.8% 0.115 327.1)
-
Step 400
400
#DB72DA
oklch(70.8% 0.182 327.6)
-
Step 500
500
#CE42D0
oklch(63% 0.234 327.3)
-
Step 600
600
#BA07BC
oklch(55.6% 0.254 327.8)
-
Step 700
700
#9D00A0
oklch(49% 0.226 327.4)
-
Step 800
800
#820384
oklch(42.8% 0.196 327.5)
-
Step 900
900 (this color)
#6B186C
oklch(38.5% 0.152 327.5)
-
Step 950
950
#3E0F3E
oklch(27.1% 0.097 327.9)
#6B186C 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) | #04386E | 0.164 |
| Deuteranopia (no green cones) | #2E426A | 0.137 |
| Tritanopia (no blue cones) | #6E2641 | 0.085 |
| Achromatopsia (no color) | #3E3E3E | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B186C
#6B186C
oklch(38.5% 0.152 327.5)
- #00531B
#00531B
oklch(38.5% 0.113 147.4)
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 #6B186C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Purple #720058 ΔE 0.041
- Velvet #750851 ΔE 0.052
- Grape Purple #5D1451 ΔE 0.054
- Purple #800080 ΔE 0.055
- Dark Magenta #8B008B ΔE 0.081
- Red Purple #820747 ΔE 0.082
- Royal Purple #4B006E ΔE 0.082
- Plum Purple #4E0550 ΔE 0.085
Use #6B186C 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.