Recognised as Colour

#91160D

#91160D
Red
Dark
Nearest: Dark red

#91160D is a red with RGB values 145, 22, 13 and HSL 4°, 84%, 31%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Dark red.

Colour values

#91160D#91160D

HEX#91160D

RGBrgb(145, 22, 13)

RGB (0–1)0.5686, 0.0863, 0.051

RGB percentages56.9%, 8.6%, 5.1%

HSLhsl(4.1, 83.5%, 31%)

HSV / HSBhsv(4.1, 91%, 56.9%)

CMYK0%, 84.8%, 91%, 43.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,508,365

CSS custom property--colour: #91160D;

Brightness & contrast

Relative luminance0.06623WCAG 2.x, 0 is black and 1 is white

Perceived brightness81.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.03:1

Contrast with white9.03:1WCAG normal text: AAA

Contrast with black2.32:1WCAG normal text: Fail

Greyscale equivalent#303030

Inverted#6EE9F2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#403809no red cones; affects about 1% of men; ΔE 52.8 from the original

Deuteranopia#5D5203no green cones; the most common form, about 1% of men; ΔE 52.8 from the original

Tritanopia#A10016no blue cones; rare, and affects men and women equally; ΔE 8.7 from the original

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

Contrast with white, large text9.03:1WCAG large text: AAA

Contrast with black, large text2.32:1WCAG large text: Fail

Named colours

Dark red · ΔE 4.4 Maroon · ΔE 5.5 Brown · ΔE 10.5 Firebrick · ΔE 10.9 Saddle brown · ΔE 23.4 Sienna · ΔE 23.5

Nearest named CSS colourDark red (#8B0000)ΔE 4.45, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0D8891

Analogous#910D46, #91580D

Triadic#0D9116, #160D91

Split complementary#0D9158, #0D4691

Tetradic#46910D, #0D8891, #580D91

Tints, shades & saturation

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

Lighter +40%#F38077

Lighter +30%#EF5448

Lighter +20%#EA281A

Lighter +10%#C01D11

Darker −10%#620F09

Darker −20%#330805

Darker −30%#050100

Darker −40%#000000

More saturated +25%#9E0B00

Less saturated −25%#7D2721

Channel breakdown

R145

G22

B13

Red145 (56.9%)

Green22 (8.6%)

Blue13 (5.1%)

Hue4.09°

Saturation (HSL)83.54%

Lightness30.98%

Dominant channelRed

Hex per channelR 91 · G 16 · B 0D

Keep nerding

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

#91160D

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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