#6B5EF4
Closest named color: Medium Slate Blue (#7B68EE). oklch(58% 0.216 281.2), rgb(107, 94, 244).
Aa
White text reads best on this color (4.63:1).
About this color
#6B5EF4 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.216 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.036 away. White text reads best on it, at 4.63:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.216) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.53:1 |
| White text | 4.63:1 |
Values
| HEX | #6B5EF4 |
| RGB | rgb(107, 94, 244) |
| HSL | hsl(245, 87%, 66%) |
| OKLCH | oklch(58% 0.216 281.2) |
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 #6B5EF4 | 4.63:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #6B5EF4 | 4.53:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #6B5EF4 text on white | 4.63:1 | AA | Lc 71.7 | Content text, not long reading |
| #6B5EF4 text on black | 4.53:1 | AA | Lc -30.0 | 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
#F4F5FE
oklch(97.2% 0.012 281.1)
-
Step 100
100
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D2D6FD
oklch(88.5% 0.054 280.6)
-
Step 300
300
#B5BAFF
oklch(81% 0.097 280.8)
-
Step 400
400
#9192FE
oklch(70.6% 0.156 281.2)
-
Step 500
500
#7973FC
oklch(63.1% 0.198 281.1)
-
Step 600
600 (this color)
#6B5EF4
oklch(58% 0.216 281.2)
-
Step 700
700
#5445CD
oklch(49.1% 0.201 281)
-
Step 800
800
#443AA6
oklch(42.7% 0.167 280.8)
-
Step 900
900
#393383
oklch(37.6% 0.13 281.5)
-
Step 950
950
#211F4D
oklch(27% 0.082 281.3)
#6B5EF4 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) | #007AF9 | 0.092 |
| Deuteranopia (no green cones) | #006FF1 | 0.086 |
| Tritanopia (no blue cones) | #2083A0 | 0.185 |
| Achromatopsia (no color) | #757575 | 0.217 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B5EF4
#6B5EF4
oklch(58% 0.216 281.2)
- #8A7C00
#8A7C00
oklch(58.1% 0.121 101.5)
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 #6B5EF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.036
- Neon Blue #4361EE ΔE 0.052
- Purpley #8756E4 ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.054
- Light Indigo #6D5ACF ΔE 0.057
- Slate Blue #6A5ACD ΔE 0.060
- Cornflower #6A79F7 ΔE 0.061
- Royal Blue #4169E1 ΔE 0.062
Use #6B5EF4 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.