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#309bc6 color: Stratos Blue

#309bc6 is rgb(48, 155, 198) in RGB and oklch(64.867% 0.1133 229.621) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

197°
100%

64.9%
0.113
230°
  • Sky blue
  • Medium
  • Vivid
  • Cool
  • ≈ Steel blue
  • cyan-600
  • Black 22%

Inside sRGB: displays the same on any screen.

White text
3.17:1Hard to read
Lc -64
Black text
6.63:1Readable · AA
Lc 46

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About #309bc6

#309bc6 is a bright sky blue color. In OKLCH it has 64.9% lightness, 0.113 chroma and a hue of 230°.

Inside sRGB: displays the same on any screen.

White text on it reaches 3.17:1 contrast and black text 6.63:1, so black text reads better.

The closest named color is Stratos Blue (#3799c8). In Tailwind CSS the closest color is cyan-600.

More medium sky blue colors

Lighter: #309bc6 mixed with white

  1. 309bc6
  2. 4ca5cc
  3. 64afd2
  4. 79b9d8
  5. 8dc3de
  6. a0cde3
  7. b3d7e9
  8. c6e1ef
  9. d9ebf4
  10. ecf5fa

Darker: #309bc6 mixed with black

  1. 309bc6
  2. 2886ac
  3. 217292
  4. 1a5e7a
  5. 134b62
  6. 0c394b
  7. 062835
  8. 031821
  9. 01090e
  10. 000102

Calmer: #309bc6 with less saturation

  1. 309bc6
  2. 409ac1
  3. 4d99bb
  4. 5898b6
  5. 6297b0
  6. 6a96ab
  7. 7395a5
  8. 7a93a0
  9. 81929a
  10. 889094

Questions about #309bc6

What color is #309bc6?

#309bc6 is bright sky blue. The closest named color is Stratos Blue. In RGB it is rgb(48, 155, 198), in HSL hsl(197.2, 60.98%, 48.24%) and in OKLCH oklch(64.867% 0.1133 229.621).

What colors go well with #309bc6?

The complementary color of #309bc6 is #c6794d. For a calmer combination use the analogous colors #00a3a9 and #658fd3. The triadic partners are #c27199 and #949439.

Is white or black text more readable on #309bc6?

Black text reads better on #309bc6: white gives a contrast ratio of 3.17:1 and black gives 6.63:1. WCAG AA asks for at least 4.5:1 for body text.

Is #309bc6 a warm or cool color?

#309bc6 is a cool color. In OKLCH its hue is 230 degrees, its lightness 64.9% and its chroma 0.113.