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Recognised as Colour

#AC1E50

  • #AC1E50
  • Red
  • Dark
  • Nearest: Brown

#AC1E50 is a red with RGB values 172, 30, 80 and HSL 339°, 70%, 40%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#AC1E50#AC1E50
HEX#AC1E50
RGBrgb(172, 30, 80)
RGB (0–1)0.6745, 0.1176, 0.3137
RGB percentages67.5%, 11.8%, 31.4%
HSLhsl(338.9, 70.3%, 39.6%)
HSV / HSBhsv(338.9, 82.6%, 67.5%)
CMYK0%, 82.6%, 53.5%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,279,952
CSS custom property--colour: #AC1E50;

Brightness & contrast

Relative luminance0.10278WCAG 2.x, 0 is black and 1 is white
Perceived brightness100.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.87:1
Contrast with white6.87:1WCAG normal text: AA
Contrast with black3.06:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#53E1AF

Colour vision & accessibility

Protanopia#454851no red cones; affects about 1% of men; ΔE 59 from the original
Deuteranopia#6A644Dno green cones; the most common form, about 1% of men; ΔE 59.9 from the original
Tritanopia#BC0035no blue cones; rare, and affects men and women equally; ΔE 20.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.87:1WCAG large text: AAA
Contrast with black, large text3.06:1WCAG large text: AA

Named colours

Nearest named CSS colourBrown (#A52A2A)ΔE 23.99, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#1EAC7A
Analogous#AC1E97, #AC331E
Triadic#50AC1E, #1E50AC
Split complementary#1EAC33, #1E97AC
Tetradic#97AC1E, #1EAC7A, #331EAC

Tints, shades & saturation

Lighter +40%#F0A6C0
Lighter +30%#E87BA1
Lighter +20%#E05083
Lighter +10%#D72664
Darker −10%#81163C
Darker −20%#550F28
Darker −30%#2A0713
Darker −40%#000000
More saturated +25%#C50549
Less saturated −25%#933757

Channel breakdown

R172
G30
B80
Red172 (67.5%)
Green30 (11.8%)
Blue80 (31.4%)
Hue338.87°
Saturation (HSL)70.3%
Lightness39.61%
Dominant channelRed
Hex per channelR AC · G 1E · B 50

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Every value on this page was computed from “ac1e50” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.