#6B519D
Closest named color: Twilight (#4E518B). oklch(49.7% 0.12 297.7), rgb(107, 81, 157).
Aa
White text reads best on this color (6.38:1).
About this color
#6B519D is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.120 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.056 away. White text reads best on it, at 6.38:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.28:1 |
| White text | 6.38:1 |
Values
| HEX | #6B519D |
| RGB | rgb(107, 81, 157) |
| HSL | hsl(261, 32%, 47%) |
| OKLCH | oklch(49.7% 0.12 297.7) |
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 #6B519D | 6.38:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #6B519D | 3.28:1 | AA large text | Lc 22.5 | Dividers and decoration only |
| #6B519D text on white | 6.38:1 | AA | Lc 81.6 | Fine for body text |
| #6B519D text on black | 3.28:1 | AA large text | Lc -20.3 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F4
oklch(93.7% 0.016 297.5)
-
Step 200
200
#DBD5EC
oklch(88.5% 0.032 297.7)
-
Step 300
300
#C4B9E2
oklch(80.8% 0.058 297.4)
-
Step 400
400
#A794D3
oklch(70.6% 0.093 297.8)
-
Step 500
500
#9279C8
oklch(63.2% 0.118 297.5)
-
Step 600
600
#7D60B4
oklch(55.5% 0.129 298)
-
Step 700
700 (this color)
#6B519D
oklch(49.7% 0.12 297.7)
-
Step 800
800
#56417E
oklch(42.7% 0.1 297.9)
-
Step 900
900
#473865
oklch(37.8% 0.077 298)
-
Step 950
950
#29213B
oklch(27% 0.048 297.2)
#6B519D 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) | #385FA0 | 0.076 |
| Deuteranopia (no green cones) | #3E5E9B | 0.070 |
| Tritanopia (no blue cones) | #605F6F | 0.095 |
| Achromatopsia (no color) | #5F5F5F | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B519D
#6B519D
oklch(49.7% 0.12 297.7)
- #5D6A00
#5D6A00
oklch(49.6% 0.115 117.8)
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 #6B519D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.056
- Iris #6258C4 ΔE 0.063
- Muted Purple #805B87 ΔE 0.063
- Dusky Blue #475F94 ΔE 0.066
- Light Eggplant #894585 ΔE 0.067
- Dusk #4E5481 ΔE 0.067
- Rebecca Purple #663399 ΔE 0.071
- Dusty Purple #825F87 ΔE 0.072
Use #6B519D 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.