#6F3386
Closest named color: Rebecca Purple (#663399). oklch(43.8% 0.142 315.5), rgb(111, 51, 134).
Aa
White text reads best on this color (8.42:1).
About this color
#6F3386 is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.142 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.037 away. White text reads best on it, at 8.42:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.49:1 |
| White text | 8.42:1 |
Values
| HEX | #6F3386 |
| RGB | rgb(111, 51, 134) |
| HSL | hsl(283, 45%, 36%) |
| OKLCH | oklch(43.8% 0.142 315.5) |
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 #6F3386 | 8.42:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #6F3386 | 2.49:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #6F3386 text on white | 8.42:1 | AAA | Lc 88.5 | Fine for body text |
| #6F3386 text on black | 2.49:1 | Fails | Lc -13.7 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E5F5
oklch(93.5% 0.024 315.5)
-
Step 200
200
#E5D0EE
oklch(88.4% 0.046 315.8)
-
Step 300
300
#D6B1E5
oklch(81% 0.082 316.1)
-
Step 400
400
#C086D9
oklch(70.8% 0.132 315.2)
-
Step 500
500
#B064CE
oklch(63.1% 0.17 315.6)
-
Step 600
600
#9B48BB
oklch(55.6% 0.184 315.4)
-
Step 700
700
#8438A1
oklch(49% 0.172 315.4)
-
Step 800
800 (this color)
#6F3386
oklch(43.8% 0.142 315.5)
-
Step 900
900
#572B69
oklch(37.6% 0.111 315.1)
-
Step 950
950
#331A3D
oklch(26.9% 0.07 315.6)
#6F3386 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) | #1A4A89 | 0.131 |
| Deuteranopia (no green cones) | #334F84 | 0.115 |
| Tritanopia (no blue cones) | #6D4157 | 0.093 |
| Achromatopsia (no color) | #4D4D4D | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F3386
#6F3386
oklch(43.8% 0.142 315.5)
- #2E6100
#2E6100
oklch(43.9% 0.129 135.5)
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 #6F3386, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.037
- Purple #800080 ΔE 0.066
- Light Eggplant #894585 ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.074
- Dark Magenta #8B008B ΔE 0.074
- Warm Purple #952E8F ΔE 0.076
- Blueberry #464196 ΔE 0.081
- Twilight #4E518B ΔE 0.088
Use #6F3386 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.