#686AAB
Closest named color: French Blue (#436BAD). oklch(55.1% 0.1 281.2), rgb(104, 106, 171).
Aa
White text reads best on this color (4.95:1).
About this color
#686AAB is a medium-dark, moderately saturated purple. In OKLCH its lightness is 55%, its chroma 0.100 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 4.95:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.23:1 |
| White text | 4.95:1 |
Values
| HEX | #686AAB |
| RGB | rgb(104, 106, 171) |
| HSL | hsl(238, 29%, 54%) |
| OKLCH | oklch(55.1% 0.1 281.2) |
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 #686AAB | 4.95:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #686AAB | 4.23:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #686AAB text on white | 4.95:1 | AA | Lc 74.2 | Content text, not long reading |
| #686AAB text on black | 4.23:1 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D6D8EA
oklch(88.6% 0.025 280.8)
-
Step 300
300
#BBBEDE
oklch(81% 0.045 281.1)
-
Step 400
400
#989CCD
oklch(70.7% 0.072 280.8)
-
Step 500
500
#8083C0
oklch(63.2% 0.091 281.3)
-
Step 600
600 (this color)
#686AAB
oklch(55.1% 0.1 281.2)
-
Step 700
700
#585994
oklch(49% 0.094 281.6)
-
Step 800
800
#484978
oklch(42.6% 0.077 281.7)
-
Step 900
900
#3C3E61
oklch(37.8% 0.06 280.6)
-
Step 950
950
#232439
oklch(27% 0.039 281.4)
#686AAB 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) | #5472AE | 0.032 |
| Deuteranopia (no green cones) | #516EA9 | 0.032 |
| Tritanopia (no blue cones) | #557782 | 0.088 |
| Achromatopsia (no color) | #707070 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686AAB
#686AAB
oklch(55.1% 0.1 281.2)
- #7E7322
#7E7322
oklch(55% 0.1 101.4)
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 #686AAB, 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 0.052
- Flat Blue #3C73A8 ΔE 0.056
- Dull Blue #49759C ΔE 0.057
- Muted Blue #3B719F ΔE 0.061
- Windows Blue #3778BF ΔE 0.064
- Stormy Blue #507B9C ΔE 0.065
- Grey Purple #826D8C ΔE 0.065
Use #686AAB 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.