Recognised as Colour

#90361D

#90361D
Red
Dark
Nearest: Sienna

#90361D is a red with RGB values 144, 54, 29 and HSL 13°, 66%, 34%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Sienna.

Colour values

#90361D#90361D

HEX#90361D

RGBrgb(144, 54, 29)

RGB (0–1)0.5647, 0.2118, 0.1137

RGB percentages56.5%, 21.2%, 11.4%

HSLhsl(13, 66.5%, 33.9%)

HSV / HSBhsv(13, 79.9%, 56.5%)

CMYK0%, 62.5%, 79.9%, 43.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,451,037

CSS custom property--colour: #90361D;

Brightness & contrast

Relative luminance0.08656WCAG 2.x, 0 is black and 1 is white

Perceived brightness89.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.69:1

Contrast with white7.69:1WCAG normal text: AAA

Contrast with black2.73:1WCAG normal text: Fail

Greyscale equivalent#474747

Inverted#6FC9E2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4F471Ano red cones; affects about 1% of men; ΔE 40.7 from the original

Deuteranopia#655B1Ano green cones; the most common form, about 1% of men; ΔE 41.1 from the original

Tritanopia#9F2031no blue cones; rare, and affects men and women equally; ΔE 18.5 from the original

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

Contrast with white, large text7.69:1WCAG large text: AAA

Contrast with black, large text2.73:1WCAG large text: Fail

Named colours

Sienna · ΔE 11.3 Saddle brown · ΔE 12.4 Brown · ΔE 13.7 Maroon · ΔE 15.4 Dark red · ΔE 17.4 Firebrick · ΔE 19.8

Nearest named CSS colourSienna (#A0522D)ΔE 11.31, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1D7790

Analogous#901D3D, #90701D

Triadic#1D9036, #361D90

Split complementary#1D906F, #1D3E90

Tetradic#3E901D, #1D7790, #6F1D90

Tints, shades & saturation

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

Lighter +40%#E9A490

Lighter +30%#E08066

Lighter +20%#D85D3B

Lighter +10%#BA4626

Darker −10%#662614

Darker −20%#3B160C

Darker −30%#110603

Darker −40%#000000

More saturated +25%#A62A07

Less saturated −25%#7A4233

Channel breakdown

R144

G54

B29

Red144 (56.5%)

Green54 (21.2%)

Blue29 (11.4%)

Hue13.04°

Saturation (HSL)66.47%

Lightness33.92%

Dominant channelRed

Hex per channelR 90 · G 36 · B 1D

Keep nerding

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

#90361D

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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