Royal Blue

Royal blue is vivid institutional confidence — links, uniforms, flags. It passes white text, which makes it one of the few saturated blues safe for body-size type.

linkscorporate brandssports teams

Values in every format

HEX: #4169e1
RGB: rgb(65, 105, 225)
HSL: hsl(225, 73%, 57%)
OKLCH: oklch(0.56 0.188 266.4)
CMYK: cmyk(71.1%, 53.3%, 0%, 11.8%)

Hue family: Blue · closest CSS name: royalblue. Convert this color

Perceptual shade scale

Eleven even steps from 50 to 950, computed in OKLCH — the starred stop is #4169E1 itself.

50#f4f7ff
100#e5edff
200#d0dfff
300#b5ccff
400#90b0ff
500#6a93ff
600#4b76f5
700 ★#4169e1
800#2646b0
900#19328e
950#0a1b63

Build a full system from #4169E1

Harmonies with royal blue

Complementary

Maximum contrast — use one side for action, the other sparingly.

#4169e1 #e1b941

Analogous

Neighbors on the wheel — calm, cohesive, hard to get wrong.

#41b9e1 #4169e1 #6941e1

Triadic

Three evenly spaced hues — vibrant, needs one clear leader.

#4169e1 #e14169 #69e141

Measured contrast

on white4.85:1 · AA normal ✓

on black4.33:1 · AA large only

Check your own pairs