#686ABA
Closest named color: Dark Periwinkle (#665FD1). oklch(56% 0.122 280.6), rgb(104, 106, 186).
Aa
White text reads best on this color (4.81:1).
About this color
#686ABA is a medium-dark, moderately saturated purple. In OKLCH its lightness is 56%, its chroma 0.122 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 4.81:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.35:1 |
| White text | 4.81:1 |
Values
| HEX | #686ABA |
| RGB | rgb(104, 106, 186) |
| HSL | hsl(239, 37%, 57%) |
| OKLCH | oklch(56% 0.122 280.6) |
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 #686ABA | 4.81:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #686ABA | 4.35:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #686ABA text on white | 4.81:1 | AA | Lc 73.3 | Content text, not long reading |
| #686ABA text on black | 4.35:1 | AA large text | Lc -28.4 | 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
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D5D7EE
oklch(88.5% 0.032 281.8)
-
Step 300
300
#B9BDE4
oklch(80.8% 0.055 280.5)
-
Step 400
400
#969BD7
oklch(70.8% 0.088 280.2)
-
Step 500
500
#7D81CC
oklch(63.1% 0.112 280.3)
-
Step 600
600 (this color)
#686ABA
oklch(56% 0.122 280.6)
-
Step 700
700
#56579F
oklch(49.1% 0.113 280.8)
-
Step 800
800
#464781
oklch(42.6% 0.095 280.8)
-
Step 900
900
#3B3C68
oklch(37.7% 0.074 281.2)
-
Step 950
950
#22243D
oklch(27.1% 0.046 279.3)
#686ABA 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) | #4C75BD | 0.042 |
| Deuteranopia (no green cones) | #476FB8 | 0.042 |
| Tritanopia (no blue cones) | #4D7A89 | 0.106 |
| Achromatopsia (no color) | #727272 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686ABA
#686ABA
oklch(56% 0.122 280.6)
- #847500
#847500
oklch(55.9% 0.116 100.4)
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 #686ABA, closest first.
No curated palette has a color within ΔE 0.04 of #686ABA.
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 0.052
- Iris #6258C4 ΔE 0.052
- Slate Blue #6A5ACD ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.055
- Windows Blue #3778BF ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.063
- Flat Blue #3C73A8 ΔE 0.066
Use #686ABA 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.