#6A4FD0
Closest named color: Slate Blue (#6A5ACD). oklch(52.8% 0.19 287.7), rgb(106, 79, 208).
Aa
White text reads best on this color (5.76:1).
About this color
#6A4FD0 is a medium-dark, vivid purple. In OKLCH its lightness is 53%, its chroma 0.190 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.025 away. White text reads best on it, at 5.76:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.190) |
| Temperature | cool |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 3.64:1 |
| White text | 5.76:1 |
Values
| HEX | #6A4FD0 |
| RGB | rgb(106, 79, 208) |
| HSL | hsl(253, 58%, 56%) |
| OKLCH | oklch(52.8% 0.19 287.7) |
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 #6A4FD0 | 5.76:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #6A4FD0 | 3.64:1 | AA large text | Lc 25.7 | Dividers and decoration only |
| #6A4FD0 text on white | 5.76:1 | AA | Lc 78.4 | Fine for body text |
| #6A4FD0 text on black | 3.64:1 | AA large text | Lc -23.4 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E8E8FA
oklch(93.6% 0.024 285.9)
-
Step 200
200
#D7D5F8
oklch(88.6% 0.048 288)
-
Step 300
300
#BDB8F5
oklch(80.8% 0.086 288.1)
-
Step 400
400
#9D92F1
oklch(70.8% 0.137 287.7)
-
Step 500
500
#8673EB
oklch(63% 0.174 287.6)
-
Step 600
600 (this color)
#6A4FD0
oklch(52.8% 0.19 287.7)
-
Step 700
700
#6047BD
oklch(49.1% 0.177 287.8)
-
Step 800
800
#4E3B99
oklch(42.7% 0.147 287.8)
-
Step 900
900
#40347A
oklch(37.7% 0.115 287.5)
-
Step 950
950
#251F47
oklch(26.9% 0.072 287.4)
#6A4FD0 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) | #0069D4 | 0.102 |
| Deuteranopia (no green cones) | #0062CD | 0.100 |
| Tritanopia (no blue cones) | #476E88 | 0.157 |
| Achromatopsia (no color) | #666666 | 0.191 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A4FD0
#6A4FD0
oklch(52.8% 0.19 287.7)
- #726F00
#726F00
oklch(52.7% 0.114 107.9)
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 #6A4FD0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.025
- Light Indigo #6D5ACF ΔE 0.026
- Iris #6258C4 ΔE 0.030
- Dark Periwinkle #665FD1 ΔE 0.036
- Bluey Purple #6241C7 ΔE 0.036
- Warm Blue #4B57DB ΔE 0.049
- Burple #6832E3 ΔE 0.059
- Blurple #5539CC ΔE 0.060
Use #6A4FD0 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.