#686F96
Closest named color: Metallic Blue (#4F738E). oklch(55.1% 0.061 276.3), rgb(104, 111, 150).
Aa
White text reads best on this color (4.88:1).
About this color
#686F96 is a medium-dark, muted blue. In OKLCH its lightness is 55%, its chroma 0.061 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.038 away. White text reads best on it, at 4.88:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.30:1 |
| White text | 4.88:1 |
Values
| HEX | #686F96 |
| RGB | rgb(104, 111, 150) |
| HSL | hsl(231, 18%, 50%) |
| OKLCH | oklch(55.1% 0.061 276.3) |
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 #686F96 | 4.88:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #686F96 | 4.30:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #686F96 text on white | 4.88:1 | AA | Lc 73.8 | Content text, not long reading |
| #686F96 text on black | 4.30:1 | AA large text | Lc -27.9 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E4
oklch(88.4% 0.017 278.5)
-
Step 300
300
#BBBFD3
oklch(80.8% 0.028 276.7)
-
Step 400
400
#999FBD
oklch(70.8% 0.044 276.3)
-
Step 500
500
#8087AC
oklch(63.1% 0.056 276.3)
-
Step 600
600 (this color)
#686F96
oklch(55.1% 0.061 276.3)
-
Step 700
700
#585E81
oklch(49.1% 0.057 276.6)
-
Step 800
800
#484D69
oklch(42.7% 0.047 276.4)
-
Step 900
900
#3C4055
oklch(37.7% 0.036 276.1)
-
Step 950
950
#232632
oklch(27.1% 0.023 273.8)
#686F96 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) | #637398 | 0.012 |
| Deuteranopia (no green cones) | #606F95 | 0.011 |
| Tritanopia (no blue cones) | #5C767C | 0.055 |
| Achromatopsia (no color) | #717171 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686F96
#686F96
oklch(55.1% 0.061 276.3)
- #7C7248
#7C7248
oklch(55.1% 0.061 96.4)
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 #686F96, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.038
- Dull Blue #49759C ΔE 0.040
- Grey Purple #826D8C ΔE 0.041
- Stormy Blue #507B9C ΔE 0.041
- Grey Blue #647D8E ΔE 0.046
- Battleship Gray #6C757D ΔE 0.048
- Dark Lavender #856798 ΔE 0.049
- Cerulean #457B9D ΔE 0.049
Use #686F96 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.