Colour

#AC3D19

#AC3D19
Red
Dark
Nearest: Firebrick

#AC3D19 is a red with RGB values 172, 61, 25 and HSL 15°, 75%, 39%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#AC3D19#AC3D19

HEX#AC3D19

RGBrgb(172, 61, 25)

RGB (0–1)0.6745, 0.2392, 0.098

RGB percentages67.5%, 23.9%, 9.8%

HSLhsl(14.7, 74.6%, 38.6%)

HSV / HSBhsv(14.7, 85.5%, 67.5%)

CMYK0%, 64.5%, 85.5%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,287,833

CSS custom property--colour: #AC3D19;

Brightness & contrast

Relative luminance0.12178WCAG 2.x, 0 is black and 1 is white

Perceived brightness105.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.11:1

Contrast with white6.11:1WCAG normal text: AA

Contrast with black3.44:1WCAG normal text: Fail

Greyscale equivalent#525252

Inverted#53C2E6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5D5213no red cones; affects about 1% of men; ΔE 48.1 from the original

Deuteranopia#786B13no green cones; the most common form, about 1% of men; ΔE 48.6 from the original

Tritanopia#BE1D36no blue cones; rare, and affects men and women equally; ΔE 23.1 from the original

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

Contrast with white, large text6.11:1WCAG large text: AAA

Contrast with black, large text3.44:1WCAG large text: AA

Named colours

Firebrick · ΔE 13.9 Brown · ΔE 15.3 Dark red · ΔE 15.5 Sienna · ΔE 16.9 Maroon · ΔE 17.6 Saddle brown · ΔE 18.1

Nearest named CSS colourFirebrick (#B22222)ΔE 13.92, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1988AC

Analogous#AC193E, #AC8719

Triadic#19AC3D, #3D19AC

Split complementary#19AC87, #193EAC

Tetradic#3EAC19, #1988AC, #8719AC

Tints, shades & saturation

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

Lighter +40%#F1B4A0

Lighter +30%#EB9173

Lighter +20%#E46D47

Lighter +10%#D94D1F

Darker −10%#7F2D13

Darker −20%#531D0C

Darker −30%#260E06

Darker −40%#000000

More saturated +25%#C53000

Less saturated −25%#934A32

Channel breakdown

R172

G61

B25

Red172 (67.5%)

Green61 (23.9%)

Blue25 (9.8%)

Hue14.69°

Saturation (HSL)74.62%

Lightness38.63%

Dominant channelRed

Hex per channelR AC · G 3D · B 19

Keep nerding

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

#AC3D19

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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