Skip to the color picker

#646eb9 color: Gladiola Blue

#646eb9 is rgb(100, 110, 185) in RGB and oklch(56.403% 0.11608 276.268) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

233°
100%

56.4%
0.116
276°
  • Indigo
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • slate-500
  • Black 27%

Inside sRGB: displays the same on any screen.

White text
4.70:1Readable · AA
Lc -78
Black text
4.47:1Hard to read
Lc 32

Shades

From lightest to darkest. Click a shade to use it.

Harmonies

Open as palette

Recent

Colors you stop on or copy appear here. They stay on this device.

About #646eb9

#646eb9 is a soft indigo color. In OKLCH it has 56.4% lightness, 0.116 chroma and a hue of 276°.

Inside sRGB: displays the same on any screen.

White text on it reaches 4.7:1 contrast and black text 4.47:1, 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: #646eb9 mixed with white

  1. 646eb9
  2. 727cc1
  3. 808ac8
  4. 8f99cf
  5. 9ea7d7
  6. aeb5de
  7. bdc4e5
  8. cdd3eb
  9. dee1f2
  10. eef0f9

Darker: #646eb9 mixed with black

  1. 646eb9
  2. 565fa0
  3. 485089
  4. 3b4171
  5. 2e335b
  6. 222646
  7. 161931
  8. 0b0e1e
  9. 03040d
  10. 000102

Calmer: #646eb9 with less saturation

  1. 646eb9
  2. 666fb2
  3. 6770ac
  4. 6971a5
  5. 6a729f
  6. 6c7398
  7. 6e7491
  8. 70748b
  9. 727584
  10. 74757d

Questions about #646eb9

What color is #646eb9?

#646eb9 is soft indigo. The closest named color is Gladiola Blue. In RGB it is rgb(100, 110, 185), in HSL hsl(232.94, 37.78%, 55.88%) and in OKLCH oklch(56.403% 0.11608 276.268).

What colors go well with #646eb9?

The complementary color of #646eb9 is #8a7500. For a calmer combination use the analogous colors #327bb5 and #8762ab. The triadic partners are #af5a43 and #2c8958.

Is white or black text more readable on #646eb9?

White text reads better on #646eb9: white gives a contrast ratio of 4.7:1 and black gives 4.47:1. WCAG AA asks for at least 4.5:1 for body text.

Is #646eb9 a warm or cool color?

#646eb9 is a cool color. In OKLCH its hue is 276 degrees, its lightness 56.4% and its chroma 0.116.