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#637bcf color: Indigo Light

#637bcf is rgb(99, 123, 207) in RGB and oklch(60.282% 0.13092 270.094) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

227°
100%

60.3%
0.131
270°
  • Blue
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • sky-600
  • Black 19%

Inside sRGB: displays the same on any screen.

White text
3.99:1Hard to read
Lc -73
Black text
5.26:1Readable · AA
Lc 37

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About #637bcf

#637bcf is a soft blue color. In OKLCH it has 60.3% lightness, 0.131 chroma and a hue of 270°.

Inside sRGB: displays the same on any screen.

White text on it reaches 3.99:1 contrast and black text 5.26:1, so white text reads better.

The closest named color is Indigo Light (#5d76cb). In Tailwind CSS the closest color is sky-600.

More medium blue colors

Lighter: #637bcf mixed with white

  1. 637bcf
  2. 7188d5
  3. 8095da
  4. 8fa3df
  5. 9eb0e4
  6. aebde9
  7. bdcaee
  8. cdd7f3
  9. dee4f7
  10. eef2fb

Darker: #637bcf mixed with black

  1. 637bcf
  2. 556ab4
  3. 475a99
  4. 3a4a7f
  5. 2e3a67
  6. 212c4f
  7. 161e38
  8. 0b1023
  9. 030510
  10. 000102

Calmer: #637bcf with less saturation

  1. 637bcf
  2. 667cc7
  3. 697dc0
  4. 6c7eb8
  5. 6f7fb1
  6. 727fa9
  7. 7580a1
  8. 788099
  9. 7b8191
  10. 7e8189

Questions about #637bcf

What color is #637bcf?

#637bcf is soft blue. The closest named color is Indigo Light. In RGB it is rgb(99, 123, 207), in HSL hsl(226.67, 52.94%, 60%) and in OKLCH oklch(60.282% 0.13092 270.094).

What colors go well with #637bcf?

The complementary color of #637bcf is #9f7c00. For a calmer combination use the analogous colors #1a89c7 and #8e6dc3. The triadic partners are #c35f50 and #3b9655.

Is white or black text more readable on #637bcf?

White text reads better on #637bcf: white gives a contrast ratio of 3.99:1 and black gives 5.26:1. WCAG AA asks for at least 4.5:1 for body text.

Is #637bcf a warm or cool color?

#637bcf is a cool color. In OKLCH its hue is 270 degrees, its lightness 60.3% and its chroma 0.131.