#6548A3
Closest named color: Rebecca Purple (#663399). oklch(47.9% 0.141 295.2), rgb(101, 72, 163).
Aa
White text reads best on this color (6.97:1).
About this color
#6548A3 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.141 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.048 away. White text reads best on it, at 6.97:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 3.00:1 |
| White text | 6.97:1 |
Values
| HEX | #6548A3 |
| RGB | rgb(101, 72, 163) |
| HSL | hsl(259, 39%, 46%) |
| OKLCH | oklch(47.9% 0.141 295.2) |
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 #6548A3 | 6.97:1 | AA | Lc -88.9 | Fine for body text |
| Black text on #6548A3 | 3.00:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #6548A3 text on white | 6.97:1 | AA | Lc 83.9 | Fine for body text |
| #6548A3 text on black | 3.00:1 | AA large text | Lc -18.1 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EAE7F6
oklch(93.5% 0.02 295.2)
-
Step 200
200
#DAD5F0
oklch(88.5% 0.037 294.1)
-
Step 300
300
#C3B8E9
oklch(80.8% 0.069 295.1)
-
Step 400
400
#A692DE
oklch(70.7% 0.111 295.5)
-
Step 500
500
#9176D4
oklch(63.2% 0.139 295.4)
-
Step 600
600
#7C5DC1
oklch(55.7% 0.151 295.4)
-
Step 700
700 (this color)
#6548A3
oklch(47.9% 0.141 295.2)
-
Step 800
800
#553F87
oklch(42.8% 0.116 295.1)
-
Step 900
900
#46366C
oklch(37.7% 0.091 295.4)
-
Step 950
950
#29203F
oklch(27% 0.057 295.7)
#6548A3 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) | #1E5AA6 | 0.093 |
| Deuteranopia (no green cones) | #2758A1 | 0.087 |
| Tritanopia (no blue cones) | #565B6E | 0.113 |
| Achromatopsia (no color) | #595959 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6548A3
#6548A3
oklch(47.9% 0.141 295.2)
- #5C6400
#5C6400
oklch(48% 0.109 115.1)
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 #6548A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.048
- Twilight #4E518B ΔE 0.060
- Bluey Purple #6241C7 ΔE 0.060
- Blueberry #464196 ΔE 0.060
- Iris #6258C4 ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.070
- Blue With A Hint Of Purple #533CC6 ΔE 0.071
- Slate Blue #6A5ACD ΔE 0.076
Use #6548A3 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.