#686EF1
Closest named color: Cornflower (#6A79F7). oklch(60.3% 0.193 276.9), rgb(104, 110, 241).
Aa
Black text reads best on this color (5.08:1).
About this color
#686EF1 is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.193 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.027 away. Black text reads best on it, at 5.08:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.193) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.08:1 |
| White text | 4.12:1 |
Values
| HEX | #686EF1 |
| RGB | rgb(104, 110, 241) |
| HSL | hsl(237, 83%, 68%) |
| OKLCH | oklch(60.3% 0.193 276.9) |
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 #686EF1 | 4.12:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #686EF1 | 5.08:1 | AA | Lc 36.1 | Non-text elements, placeholder text |
| #686EF1 text on white | 4.12:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #686EF1 text on black | 5.08:1 | AA | Lc -33.6 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FD
oklch(93.7% 0.027 276.8)
-
Step 200
200
#D0D7FC
oklch(88.6% 0.052 276.9)
-
Step 300
300
#B1BBFE
oklch(80.9% 0.095 277.5)
-
Step 400
400
#8A95FD
oklch(70.6% 0.151 277.2)
-
Step 500
500 (this color)
#686EF1
oklch(60.3% 0.193 276.9)
-
Step 600
600
#5B5BEA
oklch(55.6% 0.21 277.1)
-
Step 700
700
#4B4ACB
oklch(49.1% 0.194 276.9)
-
Step 800
800
#3D3EA4
oklch(42.7% 0.16 276.8)
-
Step 900
900
#333682
oklch(37.6% 0.125 276.8)
-
Step 950
950
#1E204C
oklch(26.9% 0.08 277.6)
#686EF1 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) | #1083F5 | 0.076 |
| Deuteranopia (no green cones) | #0077EE | 0.074 |
| Tritanopia (no blue cones) | #0E8CA5 | 0.168 |
| Achromatopsia (no color) | #7D7D7D | 0.193 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686EF1
#686EF1
oklch(60.3% 0.193 276.9)
- #968000
#968000
oklch(60.2% 0.124 97)
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 #686EF1, closest first.
No curated palette has a color within ΔE 0.04 of #686EF1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.027
- Medium Slate Blue #7B68EE ΔE 0.029
- Royal Blue #4169E1 ΔE 0.056
- Dark Periwinkle #665FD1 ΔE 0.058
- Neon Blue #4361EE ΔE 0.059
- Clear Blue #247AFD ΔE 0.064
- Light Indigo #6D5ACF ΔE 0.066
- Soft Blue #6488EA ΔE 0.066
Use #686EF1 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.