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#666dbc color: Gladiola Blue

#666dbc is rgb(102, 109, 188) in RGB and oklch(56.518% 0.12139 277.931) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

235°
100%

56.5%
0.121
278°
  • Indigo
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • slate-500
  • Black 26%

Inside sRGB: displays the same on any screen.

White text
4.69:1Readable · AA
Lc -78
Black text
4.48:1Hard to read
Lc 32

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About #666dbc

#666dbc is a soft indigo color. In OKLCH it has 56.5% lightness, 0.121 chroma and a hue of 278°.

Inside sRGB: displays the same on any screen.

White text on it reaches 4.69:1 contrast and black text 4.48:1, so white text reads better.

The closest named color is Gladiola Blue (#6370b6). In Tailwind CSS the closest color is slate-500.

More medium indigo colors

Lighter: #666dbc mixed with white

  1. 666dbc
  2. 747bc3
  3. 828acb
  4. 9098d2
  5. 9fa7d9
  6. aeb5df
  7. bec4e6
  8. ced2ed
  9. dee1f3
  10. eef0f9

Darker: #666dbc mixed with black

  1. 666dbc
  2. 585ea3
  3. 4a4f8b
  4. 3c4173
  5. 2f335d
  6. 232647
  7. 171932
  8. 0c0d1f
  9. 04040d
  10. 000102

Calmer: #666dbc with less saturation

  1. 666dbc
  2. 676eb5
  3. 6970ae
  4. 6a71a8
  5. 6c72a1
  6. 6d739a
  7. 6f7493
  8. 70748c
  9. 727585
  10. 74757d

Questions about #666dbc

What color is #666dbc?

#666dbc is soft indigo. The closest named color is Gladiola Blue. In RGB it is rgb(102, 109, 188), in HSL hsl(235.12, 39.09%, 56.86%) and in OKLCH oklch(56.518% 0.12139 277.931).

What colors go well with #666dbc?

The complementary color of #666dbc is #897500. For a calmer combination use the analogous colors #317ab9 and #8a61ad. The triadic partners are #b1593e and #208b5a.

Is white or black text more readable on #666dbc?

White text reads better on #666dbc: white gives a contrast ratio of 4.69:1 and black gives 4.48:1. WCAG AA asks for at least 4.5:1 for body text.

Is #666dbc a warm or cool color?

#666dbc is a cool color. In OKLCH its hue is 278 degrees, its lightness 56.5% and its chroma 0.121.