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#637bd2 color: Indigo Light

#637bd2 is rgb(99, 123, 210) in RGB and oklch(60.457% 0.13516 270.333) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

227°
100%

60.5%
0.135
270°
  • Blue
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • sky-600
  • Black 18%

Inside sRGB: displays the same on any screen.

White text
3.97:1Hard to read
Lc -72
Black text
5.29:1Readable · AA
Lc 37

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About #637bd2

#637bd2 is a soft blue color. In OKLCH it has 60.5% lightness, 0.135 chroma and a hue of 270°.

Inside sRGB: displays the same on any screen.

White text on it reaches 3.97:1 contrast and black text 5.29:1, 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: #637bd2 mixed with white

  1. 637bd2
  2. 7188d7
  3. 8096dd
  4. 8fa3e2
  5. 9eb0e6
  6. aebdeb
  7. bdcaef
  8. cdd7f4
  9. dee4f8
  10. eef2fb

Darker: #637bd2 mixed with black

  1. 637bd2
  2. 556ab6
  3. 475a9b
  4. 3a4a81
  5. 2e3a68
  6. 212c50
  7. 161e39
  8. 0b1024
  9. 030510
  10. 000102

Calmer: #637bd2 with less saturation

  1. 637bd2
  2. 667cca
  3. 697dc2
  4. 6c7ebb
  5. 6f7fb3
  6. 7280ab
  7. 7580a3
  8. 78819b
  9. 7b8192
  10. 7e818a

Questions about #637bd2

What color is #637bd2?

#637bd2 is soft blue. The closest named color is Indigo Light. In RGB it is rgb(99, 123, 210), in HSL hsl(227.03, 55.22%, 60.59%) and in OKLCH oklch(60.457% 0.13516 270.333).

What colors go well with #637bd2?

The complementary color of #637bd2 is #a17c00. For a calmer combination use the analogous colors #118aca and #8f6cc5. The triadic partners are #c55e4e and #379855.

Is white or black text more readable on #637bd2?

White text reads better on #637bd2: white gives a contrast ratio of 3.97:1 and black gives 5.29:1. WCAG AA asks for at least 4.5:1 for body text.

Is #637bd2 a warm or cool color?

#637bd2 is a cool color. In OKLCH its hue is 270 degrees, its lightness 60.5% and its chroma 0.135.