#6F6BE4
Closest named color: Medium Slate Blue (#7B68EE). oklch(59.3% 0.178 281), rgb(111, 107, 228).
Aa
Black text reads best on this color (4.89:1).
About this color
#6F6BE4 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.178 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.024 away. Black text reads best on it, at 4.89:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.178) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.89:1 |
| White text | 4.28:1 |
Values
| HEX | #6F6BE4 |
| RGB | rgb(111, 107, 228) |
| HSL | hsl(242, 69%, 66%) |
| OKLCH | oklch(59.3% 0.178 281) |
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 #6F6BE4 | 4.28:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #6F6BE4 | 4.89:1 | AA | Lc 34.7 | Non-text elements, placeholder text |
| #6F6BE4 text on white | 4.28:1 | AA large text | Lc 69.4 | Content text, not long reading |
| #6F6BE4 text on black | 4.89:1 | AA | Lc -32.3 | Non-text elements, placeholder text |
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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D3D6F7
oklch(88.4% 0.045 281.3)
-
Step 300
300
#B7BBF4
oklch(80.9% 0.08 281.3)
-
Step 400
400
#9396EF
oklch(70.7% 0.129 281.1)
-
Step 500
500
#7A79E9
oklch(63% 0.164 281)
-
Step 600
600 (this color)
#6F6BE4
oklch(59.3% 0.178 281)
-
Step 700
700
#544EBB
oklch(49.2% 0.166 280.8)
-
Step 800
800
#454197
oklch(42.8% 0.137 281)
-
Step 900
900
#393878
oklch(37.7% 0.106 280.7)
-
Step 950
950
#212146
oklch(26.9% 0.067 280.9)
#6F6BE4 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) | #277FE8 | 0.078 |
| Deuteranopia (no green cones) | #1676E1 | 0.081 |
| Tritanopia (no blue cones) | #3F869D | 0.154 |
| Achromatopsia (no color) | #7A7A7A | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6F6BE4
#6F6BE4
oklch(59.3% 0.178 281)
- #8F7F00
#8F7F00
oklch(59.3% 0.123 100.5)
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 #6F6BE4, closest first.
No curated palette has a color within ΔE 0.04 of #6F6BE4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.024
- Cornflower #6A79F7 ΔE 0.041
- Dark Periwinkle #665FD1 ΔE 0.042
- Light Indigo #6D5ACF ΔE 0.049
- Slate Blue #6A5ACD ΔE 0.052
- Purpley #8756E4 ΔE 0.056
- Royal Blue #4169E1 ΔE 0.058
- Medium Purple #9370DB ΔE 0.060
Use #6F6BE4 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.