#dd3333 - Infrared Burn color

A vivid, medium-bright warm red with a saturated, confident presence. It reads as energetic and assertive—think ripe tomato or classic stop-signal red—but slightly softened from a pure primary red, giving it a more approachable, modern feel. It conveys passion, urgency, and attention without feeling harsh; useful for buttons, warnings, or bold brand accents. In palettes it pairs well with neutrals, deep charcoals, and muted blues to balance its intensity.

color #dd3333

#dd3333 color RGB value is 221, 51, 51, and the CMYK value is 0.00, 0.769, 0.769, 0.133. Alternative names for that color are: infrared burn, brown, crimson, cinnabar, red orange, red.

Color Conversion

Name
Values
CSS
RGB(0-255)
221, 51, 51
rgb(221, 51, 51)
CMYK
0.00, 0.769, 0.769, 0.133
-
sRGB
0.867, 0.200, 0.200
rgb(86.7% 20% 20%)
Adobe® 98 RGB compatible
0.747, 0.212, 0.212
color(a98-rgb 0.747 0.212 0.212)
HCT
23.5, 85.1, 49.5
color(--hct 23.5 58.7% 49.5%)
HSL
0.00, 71.4, 53.3
hsl(0 71.4% 53.3%)
HSV
0.00, 76.9, 86.7
color(--hsv 0 76.9% 86.7%)
HWB
0.00, 20.0, 13.3
hwb(0 20% 13.3%)
Lab
50.3, 65.0, 43.3
lab(50.3 65 43.3)
P3
0.798, 0.262, 0.235
color(display-p3 0.798 0.262 0.235)
XYZ D50
0.333, 0.187, 0.0369
color(xyz-d50 0.333 0.187 0.037)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#dd3333
RGB:221 51 51
HSL:0deg 71.43% 53.33%
HEX:#33dddd
RGB:51 221 221
HSL:180deg 71.43% 53.33%

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