#6B549B
Closest named color: Twilight (#4E518B). oklch(50.1% 0.112 297.1), rgb(107, 84, 155).
Aa
White text reads best on this color (6.23:1).
About this color
#6B549B is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.112 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.055 away. White text reads best on it, at 6.23:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.36:1 |
| White text | 6.23:1 |
Values
| HEX | #6B549B |
| RGB | rgb(107, 84, 155) |
| HSL | hsl(259, 30%, 47%) |
| OKLCH | oklch(50.1% 0.112 297.1) |
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 #6B549B | 6.23:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #6B549B | 3.36:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #6B549B text on white | 6.23:1 | AA | Lc 81.0 | Fine for body text |
| #6B549B text on black | 3.36:1 | AA large text | Lc -20.9 | 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
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DBD5EB
oklch(88.4% 0.031 298.2)
-
Step 300
300
#C4BAE0
oklch(80.9% 0.054 297.2)
-
Step 400
400
#A695D0
oklch(70.6% 0.087 297.4)
-
Step 500
500
#917AC4
oklch(63.1% 0.111 297.4)
-
Step 600
600
#7B62B1
oklch(55.5% 0.121 296.9)
-
Step 700
700 (this color)
#6B549B
oklch(50.1% 0.112 297.1)
-
Step 800
800
#55437B
oklch(42.8% 0.092 297.2)
-
Step 900
900
#463963
oklch(37.8% 0.071 297.1)
-
Step 950
950
#29213A
oklch(26.9% 0.047 297.9)
#6B549B 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) | #3E619E | 0.068 |
| Deuteranopia (no green cones) | #436099 | 0.064 |
| Tritanopia (no blue cones) | #616170 | 0.089 |
| Achromatopsia (no color) | #616161 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B549B
#6B549B
oklch(50.1% 0.112 297.1)
- #5F6B0A
#5F6B0A
oklch(50% 0.112 117.3)
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 #6B549B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.055
- Muted Purple #805B87 ΔE 0.056
- Dusky Blue #475F94 ΔE 0.061
- Dusk #4E5481 ΔE 0.064
- Dusty Purple #825F87 ΔE 0.065
- Iris #6258C4 ΔE 0.065
- Light Eggplant #894585 ΔE 0.067
- Dull Purple #84597E ΔE 0.069
Use #6B549B 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.