Recognised as Colour
#AA2D3B
- #AA2D3B
- Red
- Dark
- Nearest: Brown
#AA2D3B is a red with RGB values 170, 45, 59 and HSL 353°, 58%, 42%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Brown.
Colour values
#AA2D3B#AA2D3B
HEX#AA2D3B
RGBrgb(170, 45, 59)
RGB (0–1)0.6667, 0.1765, 0.2314
RGB percentages66.7%, 17.6%, 23.1%
HSLhsl(353.3, 58.1%, 42.2%)
HSV / HSBhsv(353.3, 73.5%, 66.7%)
CMYK0%, 73.5%, 65.3%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,152,699
CSS custom property--colour: #AA2D3B;
Brightness & contrast
Relative luminance0.10739WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.67:1
Contrast with white6.67:1WCAG normal text: AA
Contrast with black3.15:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#55D2C4
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.67:1WCAG large text: AAA
Contrast with black, large text3.15:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#2DAA9C
Analogous#AA2D7A, #AA5D2D
Triadic#3BAA2D, #2D3BAA
Split complementary#2DAA5D, #2D7AAA
Tetradic#7AAA2D, #2DAA9C, #5E2DAA
Tints, shades & saturation
Channel breakdown
R170
G45
B59
Red170 (66.7%)
Green45 (17.6%)
Blue59 (23.1%)
Hue353.28°
Saturation (HSL)58.14%
Lightness42.16%
Dominant channelRed
Hex per channelR AA · G 2D · B 3B
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