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#288de9 color: Bleu de France

#288de9 is rgb(40, 141, 233) in RGB and oklch(63.335% 0.16448 250.84) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

209°
100%

63.3%
0.164
251°
  • Blue
  • Medium
  • Vivid
  • Cool
  • ≈ Azure
  • sky-600
  • Black 9%

Inside sRGB: displays the same on any screen.

White text
3.46:1Hard to read
Lc -67
Black text
6.08:1Readable · AA
Lc 42

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About #288de9

#288de9 is a bright blue color. In OKLCH it has 63.3% lightness, 0.164 chroma and a hue of 251°.

Inside sRGB: displays the same on any screen.

White text on it reaches 3.46:1 contrast and black text 6.08:1, so white text reads better.

The closest named color is Bleu de France (#318ce7). In Tailwind CSS the closest color is sky-600.

More medium blue colors

Lighter: #288de9 mixed with white

  1. 288de9
  2. 4599ec
  3. 5da5ef
  4. 72b1f2
  5. 87bcf5
  6. 9bc7f7
  7. afd3f9
  8. c3defb
  9. d7e9fd
  10. ebf4fe

Darker: #288de9 mixed with black

  1. 288de9
  2. 217acb
  3. 1b67ad
  4. 155590
  5. 0f4474
  6. 09335a
  7. 042341
  8. 021429
  9. 010713
  10. 000103

Calmer: #288de9 with less saturation

  1. 288de9
  2. 398ee0
  3. 468ed7
  4. 518ecd
  5. 5b8ec4
  6. 648ebb
  7. 6c8db1
  8. 748da8
  9. 7c8c9e
  10. 838b94

Questions about #288de9

What color is #288de9?

#288de9 is bright blue. The closest named color is Bleu de France. In RGB it is rgb(40, 141, 233), in HSL hsl(208.6, 81.43%, 53.53%) and in OKLCH oklch(63.335% 0.16448 250.84).

What colors go well with #288de9?

The complementary color of #288de9 is #c47600. For a calmer combination use the analogous colors #009bc4 and #7b7aea. The triadic partners are #da5772 and #669d18.

Is white or black text more readable on #288de9?

White text reads better on #288de9: white gives a contrast ratio of 3.46:1 and black gives 6.08:1. WCAG AA asks for at least 4.5:1 for body text.

Is #288de9 a warm or cool color?

#288de9 is a cool color. In OKLCH its hue is 251 degrees, its lightness 63.3% and its chroma 0.164.