Scarlet

Scarlet leans orange-hot: the red of flames, sports cars, and urgency with warmth. It vibrates against white, so give it room and keep surrounding colors quiet.

sports brandsurgency bannersentertainment

Values in every format

HEX: #ff2400
RGB: rgb(255, 36, 0)
HSL: hsl(9, 100%, 50%)
OKLCH: oklch(0.638 0.248 31)
CMYK: cmyk(0%, 85.9%, 100%, 0%)

Hue family: Red · closest CSS name: red. Convert this color

Perceptual shade scale

Eleven even steps from 50 to 950, computed in OKLCH — the starred stop is #FF2400 itself.

50#fff5f3
100#ffe7e2
200#ffd3ca
300#ffb8aa
400#ff8e7b
500#ff5941
600 ★#ff2400
700#c21800
800#9b1100
900#780a00
950#4d0400

Build a full system from #FF2400

Harmonies with scarlet

Complementary

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

#ff2400 #00dbff

Analogous

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

#ff005b #ff2400 #ffa400

Triadic

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

#ff2400 #00ff24 #2400ff

Measured contrast

on white3.82:1 · AA large only

on black5.5:1 · AA normal ✓

Check your own pairs