Skip to the color picker

#6366a3 color: Blue Iris

#6366a3 is rgb(99, 102, 163) in RGB and oklch(53.444% 0.09505 280.516) in OKLCH. Every other format, shade and contrast value is below.

Read as HEX

237°
100%

53.4%
0.095
281°
  • Indigo
  • Medium
  • Soft
  • Cool
  • ≈ Steel blue
  • slate-500
  • Black 36%

Inside sRGB: displays the same on any screen.

White text
5.30:1Readable · AA
Lc -82
Black text
3.96:1Hard to read
Lc 28

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 #6366a3

#6366a3 is a soft indigo color. In OKLCH it has 53.4% lightness, 0.095 chroma and a hue of 281°.

Inside sRGB: displays the same on any screen.

White text on it reaches 5.3:1 contrast and black text 3.96:1, so white text reads better.

The closest named color is Blue Iris (#6264a6). In Tailwind CSS the closest color is slate-500.

More medium indigo colors

Lighter: #6366a3 mixed with white

  1. 6366a3
  2. 7175ad
  3. 7f83b6
  4. 8e92bf
  5. 9ea1c9
  6. adb1d2
  7. bdc0db
  8. cdcfe4
  9. dddfed
  10. eeeff6

Darker: #6366a3 mixed with black

  1. 6366a3
  2. 55588d
  3. 474a78
  4. 3a3c63
  5. 2e2f4f
  6. 21233c
  7. 16172a
  8. 0b0c19
  9. 03040a
  10. 000001

Calmer: #6366a3 with less saturation

  1. 6366a3
  2. 64679e
  3. 656899
  4. 666993
  5. 676a8e
  6. 676a89
  7. 696b83
  8. 6a6c7e
  9. 6b6c78
  10. 6c6d73

Questions about #6366a3

What color is #6366a3?

#6366a3 is soft indigo. The closest named color is Blue Iris. In RGB it is rgb(99, 102, 163), in HSL hsl(237.19, 25.81%, 51.37%) and in OKLCH oklch(53.444% 0.09505 280.516).

What colors go well with #6366a3?

The complementary color of #6366a3 is #7a6e23. For a calmer combination use the analogous colors #4070a2 and #7e5d96. The triadic partners are #9b5941 and #317e5a.

Is white or black text more readable on #6366a3?

White text reads better on #6366a3: white gives a contrast ratio of 5.3:1 and black gives 3.96:1. WCAG AA asks for at least 4.5:1 for body text.

Is #6366a3 a warm or cool color?

#6366a3 is a cool color. In OKLCH its hue is 281 degrees, its lightness 53.4% and its chroma 0.095.