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#309dd2 color: Blue Burst

#309dd2 is rgb(48, 157, 210) in RGB and oklch(65.919% 0.12327 234.777) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

200°
100%

65.9%
0.123
235°
  • Sky blue
  • Medium
  • Vivid
  • Cool
  • ≈ Steel blue
  • sky-500
  • Black 18%

Inside sRGB: displays the same on any screen.

White text
3.05:1Hard to read
Lc -62
Black text
6.88:1Readable · AA
Lc 47

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About #309dd2

#309dd2 is a bright sky blue color. In OKLCH it has 65.9% lightness, 0.123 chroma and a hue of 235°.

Inside sRGB: displays the same on any screen.

White text on it reaches 3.05:1 contrast and black text 6.88:1, so black text reads better.

The closest named color is Blue Burst (#309cd0). In Tailwind CSS the closest color is sky-500.

More medium sky blue colors

Lighter: #309dd2 mixed with white

  1. 309dd2
  2. 4da7d7
  3. 64b1dc
  4. 79bbe1
  5. 8dc5e5
  6. a1ceea
  7. b4d8ee
  8. c7e2f3
  9. d9ecf7
  10. ecf5fb

Darker: #309dd2 mixed with black

  1. 309dd2
  2. 2888b6
  3. 21739b
  4. 1a5f81
  5. 134c68
  6. 0c3a50
  7. 062839
  8. 031824
  9. 010910
  10. 000102

Calmer: #309dd2 with less saturation

  1. 309dd2
  2. 419ccc
  3. 4e9bc6
  4. 599bbf
  5. 639ab9
  6. 6c99b3
  7. 7597ac
  8. 7d96a6
  9. 84959f
  10. 8b9398

Questions about #309dd2

What color is #309dd2?

#309dd2 is bright sky blue. The closest named color is Blue Burst. In RGB it is rgb(48, 157, 210), in HSL hsl(199.63, 64.29%, 50.59%) and in OKLCH oklch(65.919% 0.12327 234.777).

What colors go well with #309dd2?

The complementary color of #309dd2 is #cb7c41. For a calmer combination use the analogous colors #00a7b5 and #6c90dd. The triadic partners are #cc7096 and #909a37.

Is white or black text more readable on #309dd2?

Black text reads better on #309dd2: white gives a contrast ratio of 3.05:1 and black gives 6.88:1. WCAG AA asks for at least 4.5:1 for body text.

Is #309dd2 a warm or cool color?

#309dd2 is a cool color. In OKLCH its hue is 235 degrees, its lightness 65.9% and its chroma 0.123.