Colour

#A66B45

#A66B45
Orange
Dark
Nearest: Sienna

#A66B45 is a orange with RGB values 166, 107, 69 and HSL 24°, 41%, 46%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#A66B45#A66B45

HEX#A66B45

RGBrgb(166, 107, 69)

RGB (0–1)0.651, 0.4196, 0.2706

RGB percentages65.1%, 42%, 27.1%

HSLhsl(23.5, 41.3%, 46.1%)

HSV / HSBhsv(23.5, 58.4%, 65.1%)

CMYK0%, 35.5%, 58.4%, 34.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,906,437

CSS custom property--colour: #A66B45;

Brightness & contrast

Relative luminance0.19052WCAG 2.x, 0 is black and 1 is white

Perceived brightness124.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.81:1

Contrast with white4.37:1WCAG normal text: Fail

Contrast with black4.81:1WCAG normal text: AA

Greyscale equivalent#757575

Inverted#5994BA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7C7142no red cones; affects about 1% of men; ΔE 22.8 from the original

Deuteranopia#8A7E45no green cones; the most common form, about 1% of men; ΔE 23.3 from the original

Tritanopia#B46062no blue cones; rare, and affects men and women equally; ΔE 22 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.37:1WCAG large text: AA

Contrast with black, large text4.81:1WCAG large text: AAA

Named colours

Sienna · ΔE 12.9 Saddle brown · ΔE 18.1 Peru · ΔE 20.4 Dark salmon · ΔE 21.2 Indian red · ΔE 26.9 Light salmon · ΔE 27

Nearest named CSS colourSienna (#A0522D)ΔE 12.92, a distinctly different colour

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4580A6

Analogous#A6454F, #A69C45

Triadic#45A66B, #6B45A6

Split complementary#45A69C, #454FA6

Tetradic#4FA645, #4580A6, #9C45A6

Tints, shades & saturation

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

Lighter +40%#EAD8CD

Lighter +30%#DBBDA9

Lighter +20%#CCA185

Lighter +10%#BD8561

Darker −10%#825436

Darker −20%#5E3D27

Darker −30%#3A2518

Darker −40%#160E09

More saturated +25%#C36528

Less saturated −25%#897162

Channel breakdown

R166

G107

B69

Red166 (65.1%)

Green107 (42%)

Blue69 (27.1%)

Hue23.51°

Saturation (HSL)41.28%

Lightness46.08%

Dominant channelRed

Hex per channelR A6 · G 6B · B 45

Keep nerding

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

#A66B45

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

Nerdulate something else