Colour

#AC1925

#AC1925
Red
Dark
Nearest: Firebrick

#AC1925 is a red with RGB values 172, 25, 37 and HSL 355°, 75%, 39%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#AC1925#AC1925

HEX#AC1925

RGBrgb(172, 25, 37)

RGB (0–1)0.6745, 0.098, 0.1451

RGB percentages67.5%, 9.8%, 14.5%

HSLhsl(355.1, 74.6%, 38.6%)

HSV / HSBhsv(355.1, 85.5%, 67.5%)

CMYK0%, 85.5%, 78.5%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,278,629

CSS custom property--colour: #AC1925;

Brightness & contrast

Relative luminance0.09599WCAG 2.x, 0 is black and 1 is white

Perceived brightness96.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.19:1

Contrast with white7.19:1WCAG normal text: AAA

Contrast with black2.92:1WCAG normal text: Fail

Greyscale equivalent#393939

Inverted#53E6DA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4A4324no red cones; affects about 1% of men; ΔE 60.8 from the original

Deuteranopia#6E621Fno green cones; the most common form, about 1% of men; ΔE 60.5 from the original

Tritanopia#BE0020no blue cones; rare, and affects men and women equally; ΔE 10.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text7.19:1WCAG large text: AAA

Contrast with black, large text2.92:1WCAG large text: Fail

Named colours

Firebrick · ΔE 4.7 Brown · ΔE 7.5 Dark red · ΔE 13.2 Maroon · ΔE 15.1 Crimson · ΔE 17.5 Indian red · ΔE 23

Nearest named CSS colourFirebrick (#B22222)ΔE 4.68, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#19ACA0

Analogous#AC196F, #AC5619

Triadic#25AC19, #1925AC

Split complementary#19AC56, #196FAC

Tetradic#6FAC19, #19ACA0, #5719AC

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#F1A0A6

Lighter +30%#EB737D

Lighter +20%#E44754

Lighter +10%#D91F2F

Darker −10%#7F131B

Darker −20%#530C12

Darker −30%#260608

Darker −40%#000000

More saturated +25%#C50010

Less saturated −25%#93323A

Channel breakdown

R172

G25

B37

Red172 (67.5%)

Green25 (9.8%)

Blue37 (14.5%)

Hue355.1°

Saturation (HSL)74.62%

Lightness38.63%

Dominant channelRed

Hex per channelR AC · G 19 · B 25

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#AC1925

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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