Colour

#91012C

#91012C
Red
Dark
Nearest: Brown

#91012C is a red with RGB values 145, 1, 44 and HSL 342°, 99%, 29%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#91012C#91012C

HEX#91012C

RGBrgb(145, 1, 44)

RGB (0–1)0.5686, 0.0039, 0.1725

RGB percentages56.9%, 0.4%, 17.3%

HSLhsl(342.1, 98.6%, 28.6%)

HSV / HSBhsv(342.1, 99.3%, 56.9%)

CMYK0%, 99.3%, 69.7%, 43.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,503,020

CSS custom property--colour: #91012C;

Brightness & contrast

Relative luminance0.06223WCAG 2.x, 0 is black and 1 is white

Perceived brightness80.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.36:1

Contrast with white9.36:1WCAG normal text: AAA

Contrast with black2.24:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#6EFED3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#37352Cno red cones; affects about 1% of men; ΔE 56.8 from the original

Deuteranopia#585028no green cones; the most common form, about 1% of men; ΔE 56.9 from the original

Tritanopia#A00018no blue cones; rare, and affects men and women equally; ΔE 17.4 from the original

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

Contrast with white, large text9.36:1WCAG large text: AAA

Contrast with black, large text2.24:1WCAG large text: Fail

Named colours

Brown · ΔE 14.2 Maroon · ΔE 20.1 Firebrick · ΔE 20.7 Dark red · ΔE 22.3 Indian red · ΔE 25.2 Crimson · ΔE 28.2

Nearest named CSS colourBrown (#A52A2A)ΔE 14.17, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#019166

Analogous#910174, #911E01

Triadic#2C9101, #012C91

Split complementary#01911E, #017491

Tetradic#749101, #019166, #1E0191

Tints, shades & saturation

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

Lighter +40%#FE608F

Lighter +30%#FE2D6C

Lighter +20%#F6024B

Lighter +10%#C4013B

Darker −10%#5E011D

Darker −20%#2C000D

Darker −30%#000000

Darker −40%#000000

More saturated +25%#92002C

Less saturated −25%#7F1333

Channel breakdown

R145

B44

Red145 (56.9%)

Green1 (0.4%)

Blue44 (17.3%)

Hue342.08°

Saturation (HSL)98.63%

Lightness28.63%

Dominant channelRed

Hex per channelR 91 · G 01 · B 2C

Keep nerding

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#91012C

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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