#686D93
Closest named color: Metallic Blue (#4F738E). oklch(54.5% 0.06 278.4), rgb(104, 109, 147).
Aa
White text reads best on this color (5.00:1).
About this color
#686D93 is a medium-dark, muted blue. In OKLCH its lightness is 55%, its chroma 0.060 and its hue 278°. 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 5.00:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.19:1 |
| White text | 5.00:1 |
Values
| HEX | #686D93 |
| RGB | rgb(104, 109, 147) |
| HSL | hsl(233, 17%, 49%) |
| OKLCH | oklch(54.5% 0.06 278.4) |
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 #686D93 | 5.00:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #686D93 | 4.19:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #686D93 text on white | 5.00:1 | AA | Lc 74.6 | Content text, not long reading |
| #686D93 text on black | 4.19:1 | AA large text | Lc -27.1 | 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
#D6D8E3
oklch(88.4% 0.015 277.8)
-
Step 300
300
#BCBFD2
oklch(80.8% 0.027 278.6)
-
Step 400
400
#9A9EBC
oklch(70.6% 0.044 279.2)
-
Step 500
500
#8187AB
oklch(63.2% 0.055 277.3)
-
Step 600
600 (this color)
#686D93
oklch(54.5% 0.06 278.4)
-
Step 700
700
#595E80
oklch(49.1% 0.055 277.7)
-
Step 800
800
#494D68
oklch(42.8% 0.045 277.8)
-
Step 900
900
#3D4055
oklch(37.8% 0.036 278.2)
-
Step 950
950
#242532
oklch(26.9% 0.024 281.2)
#686D93 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) | #627195 | 0.013 |
| Deuteranopia (no green cones) | #606E92 | 0.012 |
| Tritanopia (no blue cones) | #5D747A | 0.053 |
| Achromatopsia (no color) | #6F6F6F | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686D93
#686D93
oklch(54.5% 0.06 278.4)
- #797148
#797148
oklch(54.6% 0.059 98.5)
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 #686D93, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.038
- Grey Purple #826D8C ΔE 0.041
- Dull Blue #49759C ΔE 0.042
- Stormy Blue #507B9C ΔE 0.046
- Battleship Gray #6C757D ΔE 0.048
- Dark Lavender #856798 ΔE 0.049
- Grey Blue #647D8E ΔE 0.050
- Purple Grey #866F85 ΔE 0.052
Use #686D93 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.