#6C68F8
Closest named color: Medium Slate Blue (#7B68EE). oklch(60% 0.209 279.3), rgb(108, 104, 248).
Aa
Black text reads best on this color (4.97:1).
About this color
#6C68F8 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.209 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Slate Blue (#7B68EE), ΔE 0.027 away. Black text reads best on it, at 4.97:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.209) |
| Temperature | cool |
| Nearest name | Medium Slate Blue (#7B68EE) |
| Black text | 4.97:1 |
| White text | 4.22:1 |
Values
| HEX | #6C68F8 |
| RGB | rgb(108, 104, 248) |
| HSL | hsl(242, 91%, 69%) |
| OKLCH | oklch(60% 0.209 279.3) |
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 #6C68F8 | 4.22:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #6C68F8 | 4.97:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #6C68F8 text on white | 4.22:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #6C68F8 text on black | 4.97:1 | AA | Lc -32.9 | 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 500.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FE
oklch(93.5% 0.03 279.6)
-
Step 200
200
#D1D6FF
oklch(88.5% 0.057 279.7)
-
Step 300
300
#B3BAFF
oklch(80.8% 0.098 279.5)
-
Step 400
400
#8E93FF
oklch(70.6% 0.156 279.6)
-
Step 500
500 (this color)
#6C68F8
oklch(60% 0.209 279.3)
-
Step 600
600
#6055F2
oklch(55.6% 0.226 279.2)
-
Step 700
700
#5043D3
oklch(49% 0.211 279.3)
-
Step 800
800
#4139AB
oklch(42.8% 0.175 279.1)
-
Step 900
900
#363387
oklch(37.7% 0.136 279.2)
-
Step 950
950
#1F1F4F
oklch(27% 0.086 279)
#6C68F8 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) | #0081FD | 0.087 |
| Deuteranopia (no green cones) | #0076F5 | 0.081 |
| Tritanopia (no blue cones) | #198AA6 | 0.180 |
| Achromatopsia (no color) | #7B7B7B | 0.210 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C68F8
#6C68F8
oklch(60% 0.209 279.3)
- #938100
#938100
oklch(60.1% 0.125 99.4)
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 #6C68F8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Slate Blue #7B68EE ΔE 0.027
- Cornflower #6A79F7 ΔE 0.039
- Neon Blue #4361EE ΔE 0.059
- Purpley #8756E4 ΔE 0.061
- Dark Periwinkle #665FD1 ΔE 0.062
- Royal Blue #4169E1 ΔE 0.064
- Light Indigo #6D5ACF ΔE 0.068
- Slate Blue #6A5ACD ΔE 0.071
Use #6C68F8 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.