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#688ecf color: Royal Regatta

#688ecf is rgb(104, 142, 207) in RGB and oklch(64.603% 0.10688 260.723) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

218°
100%

64.6%
0.107
261°
  • Blue
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • blue-400
  • Black 19%

Inside sRGB: displays the same on any screen.

White text
3.30:1Hard to read
Lc -66
Black text
6.36:1Readable · AA
Lc 44

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About #688ecf

#688ecf is a soft blue color. In OKLCH it has 64.6% lightness, 0.107 chroma and a hue of 261°.

Inside sRGB: displays the same on any screen.

White text on it reaches 3.3:1 contrast and black text 6.36:1, so white text reads better.

The closest named color is Royal Regatta (#678bc9). In Tailwind CSS the closest color is blue-400.

More medium blue colors

Lighter: #688ecf mixed with white

  1. 688ecf
  2. 7699d4
  3. 85a4da
  4. 94b0df
  5. a3bbe4
  6. b2c6e9
  7. c1d1ed
  8. d0ddf2
  9. e0e8f6
  10. eff4fb

Darker: #688ecf mixed with black

  1. 688ecf
  2. 597bb4
  3. 4b6899
  4. 3e567f
  5. 304467
  6. 24344f
  7. 182438
  8. 0c1523
  9. 040710
  10. 000102

Calmer: #688ecf with less saturation

  1. 688ecf
  2. 6c8ec9
  3. 708fc2
  4. 748fbc
  5. 788fb6
  6. 7c8faf
  7. 7f8fa9
  8. 838fa2
  9. 878e9b
  10. 8a8e95

Questions about #688ecf

What color is #688ecf?

#688ecf is soft blue. The closest named color is Royal Regatta. In RGB it is rgb(104, 142, 207), in HSL hsl(217.86, 51.76%, 60.98%) and in OKLCH oklch(64.603% 0.10688 260.723).

What colors go well with #688ecf?

The complementary color of #688ecf is #af8639. For a calmer combination use the analogous colors #3b99c3 and #8e82ca. The triadic partners are #c77272 and #699e5f.

Is white or black text more readable on #688ecf?

White text reads better on #688ecf: white gives a contrast ratio of 3.3:1 and black gives 6.36:1. WCAG AA asks for at least 4.5:1 for body text.

Is #688ecf a warm or cool color?

#688ecf is a cool color. In OKLCH its hue is 261 degrees, its lightness 64.6% and its chroma 0.107.