#6768B7
Closest named color: Dark Periwinkle (#665FD1). oklch(55.3% 0.121 281.1), rgb(103, 104, 183).
Aa
White text reads best on this color (4.95:1).
About this color
#6768B7 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 55%, its chroma 0.121 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.049 away. White text reads best on it, at 4.95:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.24:1 |
| White text | 4.95:1 |
Values
| HEX | #6768B7 |
| RGB | rgb(103, 104, 183) |
| HSL | hsl(239, 36%, 56%) |
| OKLCH | oklch(55.3% 0.121 281.1) |
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 #6768B7 | 4.95:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #6768B7 | 4.24:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #6768B7 text on white | 4.95:1 | AA | Lc 74.2 | Content text, not long reading |
| #6768B7 text on black | 4.24:1 | AA large text | Lc -27.5 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F5
oklch(93.7% 0.016 282.3)
-
Step 200
200
#D5D7ED
oklch(88.4% 0.03 281.6)
-
Step 300
300
#BABDE4
oklch(80.9% 0.055 281.6)
-
Step 400
400
#979AD6
oklch(70.6% 0.087 281.7)
-
Step 500
500
#7E81CB
oklch(63.2% 0.111 281)
-
Step 600
600 (this color)
#6768B7
oklch(55.3% 0.121 281.1)
-
Step 700
700
#57579E
oklch(49.1% 0.112 281.5)
-
Step 800
800
#474780
oklch(42.6% 0.093 281.7)
-
Step 900
900
#3B3C67
oklch(37.6% 0.073 281.3)
-
Step 950
950
#23233C
oklch(26.9% 0.046 282.9)
#6768B7 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) | #4A73BA | 0.043 |
| Deuteranopia (no green cones) | #466DB5 | 0.043 |
| Tritanopia (no blue cones) | #4D7886 | 0.106 |
| Achromatopsia (no color) | #707070 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6768B7
#6768B7
oklch(55.3% 0.121 281.1)
- #817400
#817400
oklch(55.4% 0.116 101.6)
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 #6768B7, closest first.
No curated palette has a color within ΔE 0.04 of #6768B7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.049
- French Blue #436BAD ΔE 0.049
- Iris #6258C4 ΔE 0.049
- Slate Blue #6A5ACD ΔE 0.052
- Light Indigo #6D5ACF ΔE 0.055
- Windows Blue #3778BF ΔE 0.063
- Deep Lavender #8D5EB7 ΔE 0.063
- Flat Blue #3C73A8 ΔE 0.064
Use #6768B7 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.