#6B508B
Closest named color: Twilight (#4E518B). oklch(48.5% 0.096 304.1), rgb(107, 80, 139).
Aa
White text reads best on this color (6.67:1).
About this color
#6B508B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.096 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.047 away. White text reads best on it, at 6.67:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.14:1 |
| White text | 6.67:1 |
Values
| HEX | #6B508B |
| RGB | rgb(107, 80, 139) |
| HSL | hsl(267, 27%, 43%) |
| OKLCH | oklch(48.5% 0.096 304.1) |
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 #6B508B | 6.67:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #6B508B | 3.14:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #6B508B text on white | 6.67:1 | AA | Lc 82.9 | Fine for body text |
| #6B508B text on black | 3.14:1 | AA large text | Lc -19.1 | 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
#ECE8F1
oklch(93.7% 0.013 306)
-
Step 200
200
#DDD5E7
oklch(88.5% 0.026 305.8)
-
Step 300
300
#C7BADA
oklch(81% 0.047 303.8)
-
Step 400
400
#AB95C7
oklch(70.7% 0.076 304.6)
-
Step 500
500
#967BB9
oklch(63.2% 0.096 303.8)
-
Step 600
600
#8163A4
oklch(55.6% 0.103 304.5)
-
Step 700
700 (this color)
#6B508B
oklch(48.5% 0.096 304.1)
-
Step 800
800
#594372
oklch(42.7% 0.08 304.8)
-
Step 900
900
#49395C
oklch(37.7% 0.061 304.6)
-
Step 950
950
#2B2136
oklch(26.9% 0.04 305.7)
#6B508B 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) | #425B8D | 0.065 |
| Deuteranopia (no green cones) | #485C89 | 0.061 |
| Tritanopia (no blue cones) | #665A67 | 0.073 |
| Achromatopsia (no color) | #5C5C5C | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B508B
#6B508B
oklch(48.5% 0.096 304.1)
- #536824
#536824
oklch(48.5% 0.097 124.5)
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 #6B508B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.047
- Dusk #4E5481 ΔE 0.051
- Muted Purple #805B87 ΔE 0.051
- Light Eggplant #894585 ΔE 0.058
- Dusty Grape #545775 ΔE 0.059
- Dull Purple #84597E ΔE 0.059
- Dusty Purple #825F87 ΔE 0.062
- Dusky Blue #475F94 ΔE 0.063
Use #6B508B 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.