#6D68CF
Closest named color: Dark Periwinkle (#665FD1). oklch(57.2% 0.154 282.6), rgb(109, 104, 207).
Aa
White text reads best on this color (4.63:1).
About this color
#6D68CF is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.154 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.026 away. White text reads best on it, at 4.63:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.53:1 |
| White text | 4.63:1 |
Values
| HEX | #6D68CF |
| RGB | rgb(109, 104, 207) |
| HSL | hsl(243, 52%, 61%) |
| OKLCH | oklch(57.2% 0.154 282.6) |
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 #6D68CF | 4.63:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #6D68CF | 4.53:1 | AA | Lc 32.1 | Non-text elements, placeholder text |
| #6D68CF text on white | 4.63:1 | AA | Lc 72.0 | Content text, not long reading |
| #6D68CF text on black | 4.53:1 | AA | Lc -29.7 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F7
oklch(93.5% 0.02 282.9)
-
Step 200
200
#D5D7F3
oklch(88.6% 0.038 282.3)
-
Step 300
300
#B9BCED
oklch(81% 0.069 282)
-
Step 400
400
#9697E4
oklch(70.6% 0.112 282.6)
-
Step 500
500
#7E7CDC
oklch(63.1% 0.142 282.5)
-
Step 600
600 (this color)
#6D68CF
oklch(57.2% 0.154 282.6)
-
Step 700
700
#5751AE
oklch(49% 0.144 282.6)
-
Step 800
800
#47438D
oklch(42.6% 0.119 282.6)
-
Step 900
900
#3B3971
oklch(37.6% 0.094 282.5)
-
Step 950
950
#232242
oklch(27.1% 0.058 283.2)
#6D68CF 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) | #3978D3 | 0.066 |
| Deuteranopia (no green cones) | #3371CD | 0.067 |
| Tritanopia (no blue cones) | #4B7E92 | 0.132 |
| Achromatopsia (no color) | #757575 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6D68CF
#6D68CF
oklch(57.2% 0.154 282.6)
- #867A00
#867A00
oklch(57.2% 0.12 102.6)
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 #6D68CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.026
- Light Indigo #6D5ACF ΔE 0.034
- Slate Blue #6A5ACD ΔE 0.035
- Iris #6258C4 ΔE 0.046
- Medium Slate Blue #7B68EE ΔE 0.052
- Royal Blue #4169E1 ΔE 0.060
- Deep Lavender #8D5EB7 ΔE 0.064
- Purpley #8756E4 ΔE 0.065
Use #6D68CF 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.