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#257dc9 color: Heirloom Hydrangea

#257dc9 is rgb(37, 125, 201) in RGB and oklch(57.706% 0.14204 249.394) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

208°
100%

57.7%
0.142
249°
  • Blue
  • Medium
  • Vivid
  • Cool
  • ≈ Steel blue
  • sky-600
  • Black 21%

Inside sRGB: displays the same on any screen.

White text
4.32:1Hard to read
Lc -75
Black text
4.86:1Readable · AA
Lc 35

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About #257dc9

#257dc9 is a bright blue color. In OKLCH it has 57.7% lightness, 0.142 chroma and a hue of 249°.

Inside sRGB: displays the same on any screen.

White text on it reaches 4.32:1 contrast and black text 4.86:1, 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: #257dc9 mixed with white

  1. 257dc9
  2. 418acf
  3. 5897d5
  4. 6ea4db
  5. 83b1e1
  6. 97bee6
  7. accbec
  8. c1d8f1
  9. d5e5f6
  10. eaf2fa

Darker: #257dc9 mixed with black

  1. 257dc9
  2. 1f6cae
  3. 195b95
  4. 134b7c
  5. 0d3b64
  6. 082c4c
  7. 041e36
  8. 021122
  9. 00050f
  10. 000102

Calmer: #257dc9 with less saturation

  1. 257dc9
  2. 337dc1
  3. 3e7dba
  4. 487db2
  5. 507daa
  6. 587da2
  7. 607d9a
  8. 667c92
  9. 6d7b8a
  10. 737a82

Questions about #257dc9

What color is #257dc9?

#257dc9 is bright blue. The closest named color is Heirloom Hydrangea. In RGB it is rgb(37, 125, 201), in HSL hsl(207.8, 68.91%, 46.67%) and in OKLCH oklch(57.706% 0.14204 249.394).

What colors go well with #257dc9?

The complementary color of #257dc9 is #ae6600. For a calmer combination use the analogous colors #0089ac and #6a6dcb. The triadic partners are #bd5067 and #5e891b.

Is white or black text more readable on #257dc9?

White text reads better on #257dc9: white gives a contrast ratio of 4.32:1 and black gives 4.86:1. WCAG AA asks for at least 4.5:1 for body text.

Is #257dc9 a warm or cool color?

#257dc9 is a cool color. In OKLCH its hue is 249 degrees, its lightness 57.7% and its chroma 0.142.