#6B4487
Closest named color: Rebecca Purple (#663399). oklch(46.1% 0.113 309.5), rgb(107, 68, 135).
Aa
White text reads best on this color (7.49:1).
About this color
#6B4487 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.113 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.054 away. White text reads best on it, at 7.49:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.80:1 |
| White text | 7.49:1 |
Values
| HEX | #6B4487 |
| RGB | rgb(107, 68, 135) |
| HSL | hsl(275, 33%, 40%) |
| OKLCH | oklch(46.1% 0.113 309.5) |
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 #6B4487 | 7.49:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #6B4487 | 2.80:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #6B4487 text on white | 7.49:1 | AAA | Lc 85.8 | Fine for body text |
| #6B4487 text on black | 2.80:1 | Fails | Lc -16.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EDE7F2
oklch(93.6% 0.016 310.1)
-
Step 200
200
#DFD4E9
oklch(88.5% 0.031 309.1)
-
Step 300
300
#CBB7DC
oklch(80.8% 0.056 309.4)
-
Step 400
400
#B192CA
oklch(70.8% 0.087 309.4)
-
Step 500
500
#9E76BC
oklch(63.2% 0.111 309.7)
-
Step 600
600
#895DA8
oklch(55.6% 0.122 310)
-
Step 700
700 (this color)
#6B4487
oklch(46.1% 0.113 309.5)
-
Step 800
800
#5E3F75
oklch(42.6% 0.093 309.4)
-
Step 900
900
#4D365F
oklch(37.7% 0.073 309.1)
-
Step 950
950
#2D2037
oklch(27% 0.045 309.5)
#6B4487 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) | #335389 | 0.090 |
| Deuteranopia (no green cones) | #3E5585 | 0.081 |
| Tritanopia (no blue cones) | #674F5F | 0.080 |
| Achromatopsia (no color) | #555555 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B4487
#6B4487
oklch(46.1% 0.113 309.5)
- #436412
#436412
oklch(46.1% 0.113 129.7)
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 #6B4487, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.054
- Twilight #4E518B ΔE 0.056
- Light Eggplant #894585 ΔE 0.058
- Dusk #4E5481 ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.068
- Blueberry #464196 ΔE 0.071
- Dusty Grape #545775 ΔE 0.075
- Muted Purple #805B87 ΔE 0.076
Use #6B4487 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.