#6A68C8
Closest named color: Dark Periwinkle (#665FD1). oklch(56.6% 0.145 281.7), rgb(106, 104, 200).
Aa
White text reads best on this color (4.74:1).
About this color
#6A68C8 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.145 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.029 away. White text reads best on it, at 4.74:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.42:1 |
| White text | 4.74:1 |
Values
| HEX | #6A68C8 |
| RGB | rgb(106, 104, 200) |
| HSL | hsl(241, 47%, 60%) |
| OKLCH | oklch(56.6% 0.145 281.7) |
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 #6A68C8 | 4.74:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #6A68C8 | 4.42:1 | AA large text | Lc 31.3 | Non-text elements, placeholder text |
| #6A68C8 text on white | 4.74:1 | AA | Lc 72.7 | Content text, not long reading |
| #6A68C8 text on black | 4.42:1 | AA large text | Lc -28.9 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D5D7F1
oklch(88.6% 0.036 282.1)
-
Step 300
300
#B9BCEA
oklch(80.8% 0.065 281.9)
-
Step 400
400
#9699E0
oklch(70.8% 0.103 281.6)
-
Step 500
500
#7D7ED7
oklch(63.1% 0.132 281.4)
-
Step 600
600 (this color)
#6A68C8
oklch(56.6% 0.145 281.7)
-
Step 700
700
#5653AA
oklch(49% 0.135 281.7)
-
Step 800
800
#46458A
oklch(42.8% 0.112 281.2)
-
Step 900
900
#3B3A6E
oklch(37.6% 0.087 282.2)
-
Step 950
950
#222340
oklch(27.1% 0.053 280.7)
#6A68C8 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) | #3F76CB | 0.057 |
| Deuteranopia (no green cones) | #3970C6 | 0.059 |
| Tritanopia (no blue cones) | #497C8E | 0.125 |
| Achromatopsia (no color) | #737373 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A68C8
#6A68C8
oklch(56.6% 0.145 281.7)
- #857800
#857800
oklch(56.7% 0.119 101.9)
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 #6A68C8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.029
- Slate Blue #6A5ACD ΔE 0.036
- Light Indigo #6D5ACF ΔE 0.037
- Iris #6258C4 ΔE 0.043
- Royal Blue #4169E1 ΔE 0.062
- Deep Lavender #8D5EB7 ΔE 0.062
- Medium Slate Blue #7B68EE ΔE 0.064
- French Blue #436BAD ΔE 0.068
Use #6A68C8 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.