#6C63AB
Closest named color: Dark Lavender (#856798). oklch(54% 0.111 287.8), rgb(108, 99, 171).
Aa
White text reads best on this color (5.23:1).
About this color
#6C63AB is a medium-dark, moderately saturated purple. In OKLCH its lightness is 54%, its chroma 0.111 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Lavender (#856798), ΔE 0.054 away. White text reads best on it, at 5.23:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Dark Lavender (#856798) |
| Black text | 4.01:1 |
| White text | 5.23:1 |
Values
| HEX | #6C63AB |
| RGB | rgb(108, 99, 171) |
| HSL | hsl(248, 30%, 53%) |
| OKLCH | oklch(54% 0.111 287.8) |
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 #6C63AB | 5.23:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #6C63AB | 4.01:1 | AA large text | Lc 28.2 | Dividers and decoration only |
| #6C63AB text on white | 5.23:1 | AA | Lc 75.9 | Fine for body text |
| #6C63AB text on black | 4.01:1 | AA large text | Lc -25.8 | 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 600.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E9F3
oklch(93.7% 0.013 286.1)
-
Step 200
200
#D8D7EB
oklch(88.6% 0.027 288.1)
-
Step 300
300
#BEBCE0
oklch(80.9% 0.05 287.8)
-
Step 400
400
#9D99D0
oklch(70.6% 0.08 287.5)
-
Step 500
500
#867FC4
oklch(63.1% 0.103 287.7)
-
Step 600
600 (this color)
#6C63AB
oklch(54% 0.111 287.8)
-
Step 700
700
#5E5697
oklch(49.1% 0.102 287.7)
-
Step 800
800
#4D477B
oklch(42.8% 0.085 287.6)
-
Step 900
900
#403B63
oklch(37.6% 0.068 288.4)
-
Step 950
950
#25233A
oklch(27% 0.042 287.2)
#6C63AB 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) | #4B6EAE | 0.050 |
| Deuteranopia (no green cones) | #4B6AA9 | 0.047 |
| Tritanopia (no blue cones) | #5C717F | 0.093 |
| Achromatopsia (no color) | #6C6C6C | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C63AB
#6C63AB
oklch(54% 0.111 287.8)
- #767311
#767311
oklch(54.1% 0.111 107.7)
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 #6C63AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Lavender #856798 ΔE 0.054
- Iris #6258C4 ΔE 0.055
- French Blue #436BAD ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.061
- Dark Periwinkle #665FD1 ΔE 0.062
- Muted Purple #805B87 ΔE 0.063
- Light Indigo #6D5ACF ΔE 0.064
Use #6C63AB 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.