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Recognised as Colour

#AA444B

  • #AA444B
  • Red
  • Dark
  • Nearest: Indian red

#AA444B is a red with RGB values 170, 68, 75 and HSL 356°, 43%, 47%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#AA444B#AA444B
HEX#AA444B
RGBrgb(170, 68, 75)
RGB (0–1)0.6667, 0.2667, 0.2941
RGB percentages66.7%, 26.7%, 29.4%
HSLhsl(355.9, 42.9%, 46.7%)
HSV / HSBhsv(355.9, 60%, 66.7%)
CMYK0%, 60%, 55.9%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,158,603
CSS custom property--colour: #AA444B;

Brightness & contrast

Relative luminance0.13188WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.77:1
Contrast with white5.77:1WCAG normal text: AA
Contrast with black3.64:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#55BBB4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5C584Bno red cones; affects about 1% of men; ΔE 44.7 from the original
Deuteranopia#766E49no green cones; the most common form, about 1% of men; ΔE 45.6 from the original
Tritanopia#B93347no blue cones; rare, and affects men and women equally; ΔE 12.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.77:1WCAG large text: AAA
Contrast with black, large text3.64:1WCAG large text: AA

Named colours

Indian red · ΔE 11.6Brown · ΔE 15.9Sienna · ΔE 22.4Light coral · ΔE 23.2Firebrick · ΔE 24.5Pale violetred · ΔE 24.7
Nearest named CSS colourIndian red (#CD5C5C)ΔE 11.57, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#44AAA3
Analogous#AA447E, #AA7044
Triadic#4BAA44, #444BAA
Split complementary#44AA70, #447EAA
Tetradic#7EAA44, #44AAA3, #7044AA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ECCED0
Lighter +30%#DDAAAD
Lighter +20%#CE868B
Lighter +10%#C06168
Darker −10%#86353B
Darker −20%#61272B
Darker −30%#3D181B
Darker −40%#180A0B
More saturated +25%#C82631
Less saturated −25%#8C6265

Channel breakdown

R170
G68
B75
Red170 (66.7%)
Green68 (26.7%)
Blue75 (29.4%)
Hue355.88°
Saturation (HSL)42.86%
Lightness46.67%
Dominant channelRed
Hex per channelR AA · G 44 · B 4B

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Every value on this page was computed from “aa444b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.