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#636fac color: Chalcedony Violet

#636fac is rgb(99, 111, 172) in RGB and oklch(55.82% 0.09581 274.419) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

230°
100%

55.8%
0.096
274°
  • Indigo
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • slate-500
  • Black 33%

Inside sRGB: displays the same on any screen.

White text
4.77:1Readable · AA
Lc -78
Black text
4.40:1Hard to read
Lc 31

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About #636fac

#636fac is a soft indigo color. In OKLCH it has 55.8% lightness, 0.096 chroma and a hue of 274°.

Inside sRGB: displays the same on any screen.

White text on it reaches 4.77:1 contrast and black text 4.4:1, so white text reads better.

The closest named color is Chalcedony Violet (#6770ae). In Tailwind CSS the closest color is slate-500.

More medium indigo colors

Lighter: #636fac mixed with white

  1. 636fac
  2. 717db5
  3. 808bbd
  4. 8f99c6
  5. 9ea7ce
  6. adb5d6
  7. bdc4df
  8. cdd2e7
  9. dee1ef
  10. eef0f7

Darker: #636fac mixed with black

  1. 636fac
  2. 556095
  3. 47517f
  4. 3a4269
  5. 2e3454
  6. 212740
  7. 161a2d
  8. 0b0e1b
  9. 03040b
  10. 000101

Calmer: #636fac with less saturation

  1. 636fac
  2. 6570a7
  3. 6671a1
  4. 68719c
  5. 697296
  6. 6b7291
  7. 6d738b
  8. 6e7385
  9. 707380
  10. 72747a

Questions about #636fac

What color is #636fac?

#636fac is soft indigo. The closest named color is Chalcedony Violet. In RGB it is rgb(99, 111, 172), in HSL hsl(230.14, 30.54%, 53.14%) and in OKLCH oklch(55.82% 0.09581 274.419).

What colors go well with #636fac?

The complementary color of #636fac is #867328. For a calmer combination use the analogous colors #3e79a8 and #8165a1. The triadic partners are #a45e4d and #41845a.

Is white or black text more readable on #636fac?

White text reads better on #636fac: white gives a contrast ratio of 4.77:1 and black gives 4.4:1. WCAG AA asks for at least 4.5:1 for body text.

Is #636fac a warm or cool color?

#636fac is a cool color. In OKLCH its hue is 274 degrees, its lightness 55.8% and its chroma 0.096.