#686BAA
Closest named color: French Blue (#436BAD). oklch(55.3% 0.097 280.6), rgb(104, 107, 170).
Aa
White text reads best on this color (4.91:1).
About this color
#686BAA is a medium-dark, moderately saturated purple. In OKLCH its lightness is 55%, its chroma 0.097 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.047 away. White text reads best on it, at 4.91:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #686BAA |
| RGB | rgb(104, 107, 170) |
| HSL | hsl(237, 28%, 54%) |
| OKLCH | oklch(55.3% 0.097 280.6) |
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 #686BAA | 4.91:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #686BAA | 4.27:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #686BAA text on white | 4.91:1 | AA | Lc 74.0 | Content text, not long reading |
| #686BAA text on black | 4.27:1 | AA large text | Lc -27.7 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D8E9
oklch(88.6% 0.023 280.6)
-
Step 300
300
#BBBEDD
oklch(80.9% 0.044 281)
-
Step 400
400
#989CCC
oklch(70.7% 0.07 280.7)
-
Step 500
500
#7F83BF
oklch(63.1% 0.09 280.5)
-
Step 600
600 (this color)
#686BAA
oklch(55.3% 0.097 280.6)
-
Step 700
700
#575A93
oklch(49.1% 0.091 280.2)
-
Step 800
800
#484A77
oklch(42.8% 0.074 280.8)
-
Step 900
900
#3C3E60
oklch(37.8% 0.058 280.7)
-
Step 950
950
#232438
oklch(26.9% 0.037 281.4)
#686BAA 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) | #5673AD | 0.030 |
| Deuteranopia (no green cones) | #536EA8 | 0.029 |
| Tritanopia (no blue cones) | #557782 | 0.085 |
| Achromatopsia (no color) | #717171 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686BAA
#686BAA
oklch(55.3% 0.097 280.6)
- #7F7326
#7F7326
oklch(55.1% 0.097 100.3)
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 #686BAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.047
- Dark Lavender #856798 ΔE 0.051
- Flat Blue #3C73A8 ΔE 0.055
- Dull Blue #49759C ΔE 0.055
- Muted Blue #3B719F ΔE 0.060
- Stormy Blue #507B9C ΔE 0.062
- Grey Purple #826D8C ΔE 0.063
- Windows Blue #3778BF ΔE 0.064
Use #686BAA 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.