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#277bcf color: Heirloom Hydrangea

#277bcf is rgb(39, 123, 207) in RGB and oklch(57.668% 0.1511 252.288) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

210°
100%

57.7%
0.151
252°
  • Blue
  • Medium
  • Vivid
  • Cool
  • ≈ Steel blue
  • sky-600
  • Black 19%

Inside sRGB: displays the same on any screen.

White text
4.36:1Hard to read
Lc -75
Black text
4.82:1Readable · AA
Lc 34

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About #277bcf

#277bcf is a bright blue color. In OKLCH it has 57.7% lightness, 0.151 chroma and a hue of 252°.

Inside sRGB: displays the same on any screen.

White text on it reaches 4.36:1 contrast and black text 4.82:1, so white text reads better.

The closest named color is Heirloom Hydrangea (#327ccb). In Tailwind CSS the closest color is sky-600.

More medium blue colors

Lighter: #277bcf mixed with white

  1. 277bcf
  2. 4289d5
  3. 5896da
  4. 6ea3e0
  5. 83b1e5
  6. 97beea
  7. accbef
  8. c0d8f3
  9. d5e5f7
  10. eaf2fb

Darker: #277bcf mixed with black

  1. 277bcf
  2. 206ab4
  3. 1a5a99
  4. 144a7f
  5. 0e3a67
  6. 082c4f
  7. 041e38
  8. 021023
  9. 010510
  10. 000102

Calmer: #277bcf with less saturation

  1. 277bcf
  2. 347cc7
  3. 3f7cbe
  4. 487cb6
  5. 507cae
  6. 587ca5
  7. 5f7c9d
  8. 667b94
  9. 6d7b8b
  10. 737a82

Questions about #277bcf

What color is #277bcf?

#277bcf is bright blue. The closest named color is Heirloom Hydrangea. In RGB it is rgb(39, 123, 207), in HSL hsl(210, 68.29%, 48.24%) and in OKLCH oklch(57.668% 0.1511 252.288).

What colors go well with #277bcf?

The complementary color of #277bcf is #ac6800. For a calmer combination use the analogous colors #0088af and #6e6acf. The triadic partners are #c14c61 and #558b17.

Is white or black text more readable on #277bcf?

White text reads better on #277bcf: white gives a contrast ratio of 4.36:1 and black gives 4.82:1. WCAG AA asks for at least 4.5:1 for body text.

Is #277bcf a warm or cool color?

#277bcf is a cool color. In OKLCH its hue is 252 degrees, its lightness 57.7% and its chroma 0.151.