#6B306F
Closest named color: Rebecca Purple (#663399). oklch(41.5% 0.12 325), rgb(107, 48, 111).
Aa
White text reads best on this color (9.22:1).
About this color
#6B306F is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.120 and its hue 325°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.070 away. White text reads best on it, at 9.22:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #6B306F |
| RGB | rgb(107, 48, 111) |
| HSL | hsl(296, 40%, 31%) |
| OKLCH | oklch(41.5% 0.12 325) |
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 #6B306F | 9.22:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #6B306F | 2.27:1 | Fails | Lc 13.2 | Not readable |
| #6B306F text on white | 9.22:1 | AAA | Lc 90.8 | Preferred for body text |
| #6B306F text on black | 2.27:1 | Fails | Lc -11.5 | 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
#F1E5F1
oklch(93.5% 0.02 325.7)
-
Step 200
200
#E7D1E8
oklch(88.6% 0.039 324.6)
-
Step 300
300
#D8B1DA
oklch(80.8% 0.071 324.7)
-
Step 400
400
#C488C7
oklch(70.8% 0.111 325.1)
-
Step 500
500
#B468B9
oklch(63.1% 0.144 324.9)
-
Step 600
600
#9F4DA5
oklch(55.6% 0.157 324.8)
-
Step 700
700
#883E8D
oklch(49.1% 0.144 325)
-
Step 800
800 (this color)
#6B306F
oklch(41.5% 0.12 325)
-
Step 900
900
#5A2E5D
oklch(37.8% 0.094 324.9)
-
Step 950
950
#351B36
oklch(27% 0.06 325.7)
#6B306F 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) | #284371 | 0.118 |
| Deuteranopia (no green cones) | #3B4A6D | 0.103 |
| Tritanopia (no blue cones) | #6D384B | 0.070 |
| Achromatopsia (no color) | #474747 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B306F
#6B306F
oklch(41.5% 0.12 325)
- #105C1B
#105C1B
oklch(41.6% 0.121 144.9)
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 #6B306F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.070
- Rich Purple #720058 ΔE 0.071
- Velvet #750851 ΔE 0.071
- Purple #800080 ΔE 0.074
- Grape Purple #5D1451 ΔE 0.077
- Dark Slate Blue #483D8B ΔE 0.082
- Light Eggplant #894585 ΔE 0.085
- Brownish Purple #76424E ΔE 0.086
Use #6B306F 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.