Colour
#AA2244
- #AA2244
- Red
- Dark
- Nearest: Brown
#AA2244 is a red with RGB values 170, 34, 68 and HSL 345°, 67%, 40%. It is a dark colour, so white text on it reaches 7:1 contrast (AA for normal text). The nearest named colour is Brown.
Colour values
#AA2244#AA2244
HEX#AA2244
HEX (short)#A24
RGBrgb(170, 34, 68)
RGB (0–1)0.6667, 0.1333, 0.2667
RGB percentages66.7%, 13.3%, 26.7%
HSLhsl(345, 66.7%, 40%)
HSV / HSBhsv(345, 80%, 66.7%)
CMYK0%, 80%, 60%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,149,892
CSS custom property--colour: #AA2244;
Brightness & contrast
Relative luminance0.10107WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.95:1
Contrast with white6.95:1WCAG normal text: AA
Contrast with black3.02:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#55DDBB
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.95:1WCAG large text: AAA
Contrast with black, large text3.02:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#22AA88
Analogous#AA2288, #AA4422
Triadic#44AA22, #2244AA
Split complementary#22AA44, #2288AA
Tetradic#88AA22, #22AA88, #4422AA
Tints, shades & saturation
Channel breakdown
R170
G34
B68
Red170 (66.7%)
Green34 (13.3%)
Blue68 (26.7%)
Hue345°
Saturation (HSL)66.67%
Lightness40%
Dominant channelRed
Hex per channelR AA · G 22 · B 44
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page