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#667bc6 color: Ultramarine Blue

#667bc6 is rgb(102, 123, 198) in RGB and oklch(59.965% 0.11717 270.708) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

227°
100%

60%
0.117
271°
  • Indigo
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • sky-600
  • Black 22%

Inside sRGB: displays the same on any screen.

White text
4.03:1Hard to read
Lc -73
Black text
5.21:1Readable · AA
Lc 37

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About #667bc6

#667bc6 is a soft indigo color. In OKLCH it has 60% lightness, 0.117 chroma and a hue of 271°.

Inside sRGB: displays the same on any screen.

White text on it reaches 4.03:1 contrast and black text 5.21:1, so white text reads better.

The closest named color is Ultramarine Blue (#657abb). In Tailwind CSS the closest color is sky-600.

More medium indigo colors

Lighter: #667bc6 mixed with white

  1. 667bc6
  2. 7488cc
  3. 8295d3
  4. 91a2d9
  5. a0afdf
  6. afbce4
  7. bfcaea
  8. ced7ef
  9. dee4f5
  10. eff2fa

Darker: #667bc6 mixed with black

  1. 667bc6
  2. 586aac
  3. 4a5a92
  4. 3c4a7a
  5. 2f3a62
  6. 232c4b
  7. 171e35
  8. 0c1021
  9. 04050e
  10. 000102

Calmer: #667bc6 with less saturation

  1. 667bc6
  2. 687cbf
  3. 6b7db8
  4. 6e7eb2
  5. 707eab
  6. 737fa4
  7. 757f9d
  8. 787f96
  9. 7b808f
  10. 7d8087

Questions about #667bc6

What color is #667bc6?

#667bc6 is soft indigo. The closest named color is Ultramarine Blue. In RGB it is rgb(102, 123, 198), in HSL hsl(226.88, 45.71%, 58.82%) and in OKLCH oklch(59.965% 0.11717 270.708).

What colors go well with #667bc6?

The complementary color of #667bc6 is #9b7c14. For a calmer combination use the analogous colors #3088bf and #8c6ebb. The triadic partners are #bc6354 and #44945a.

Is white or black text more readable on #667bc6?

White text reads better on #667bc6: white gives a contrast ratio of 4.03:1 and black gives 5.21:1. WCAG AA asks for at least 4.5:1 for body text.

Is #667bc6 a warm or cool color?

#667bc6 is a cool color. In OKLCH its hue is 271 degrees, its lightness 60% and its chroma 0.117.