#6B4C8F
Closest named color: Twilight (#4E518B). oklch(48% 0.109 303.9), rgb(107, 76, 143).
Aa
White text reads best on this color (6.87:1).
About this color
#6B4C8F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.109 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.049 away. White text reads best on it, at 6.87:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.05:1 |
| White text | 6.87:1 |
Values
| HEX | #6B4C8F |
| RGB | rgb(107, 76, 143) |
| HSL | hsl(268, 31%, 43%) |
| OKLCH | oklch(48% 0.109 303.9) |
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 #6B4C8F | 6.87:1 | AA | Lc -88.6 | Fine for body text |
| Black text on #6B4C8F | 3.05:1 | AA large text | Lc 20.4 | Dividers and decoration only |
| #6B4C8F text on white | 6.87:1 | AA | Lc 83.6 | Fine for body text |
| #6B4C8F text on black | 3.05:1 | AA large text | Lc -18.4 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#ECE8F2
oklch(93.7% 0.014 304.1)
-
Step 200
200
#DDD5E9
oklch(88.5% 0.028 303.9)
-
Step 300
300
#C8B9DD
oklch(81% 0.052 304.1)
-
Step 400
400
#AC94CC
oklch(70.8% 0.084 303.9)
-
Step 500
500
#9878BF
oklch(63.1% 0.109 304.2)
-
Step 600
600
#8260AB
oklch(55.5% 0.118 303.7)
-
Step 700
700 (this color)
#6B4C8F
oklch(48% 0.109 303.9)
-
Step 800
800
#5A4177
oklch(42.7% 0.091 304.2)
-
Step 900
900
#4A3860
oklch(37.8% 0.07 304)
-
Step 950
950
#2B2138
oklch(27% 0.044 303.6)
#6B4C8F 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) | #3A5991 | 0.077 |
| Deuteranopia (no green cones) | #415A8D | 0.071 |
| Tritanopia (no blue cones) | #655766 | 0.082 |
| Achromatopsia (no color) | #5A5A5A | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B4C8F
#6B4C8F
oklch(48% 0.109 303.9)
- #516714
#516714
oklch(47.9% 0.109 123.8)
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 #6B4C8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.049
- Light Eggplant #894585 ΔE 0.058
- Dusk #4E5481 ΔE 0.058
- Muted Purple #805B87 ΔE 0.061
- Rebecca Purple #663399 ΔE 0.065
- Dusty Grape #545775 ΔE 0.069
- Dull Purple #84597E ΔE 0.070
- Dusky Blue #475F94 ΔE 0.070
Use #6B4C8F 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.