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Colour

#A66148

  • #A66148
  • Orange
  • Dark
  • Nearest: Sienna

#A66148 is a orange with RGB values 166, 97, 72 and HSL 16°, 39%, 47%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#A66148#A66148
HEX#A66148
RGBrgb(166, 97, 72)
RGB (0–1)0.651, 0.3804, 0.2824
RGB percentages65.1%, 38%, 28.2%
HSLhsl(16, 39.5%, 46.7%)
HSV / HSBhsv(16, 56.6%, 65.1%)
CMYK0%, 41.6%, 56.6%, 34.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,903,880
CSS custom property--colour: #A66148;

Brightness & contrast

Relative luminance0.17124WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.75:1
Contrast with white4.75:1WCAG normal text: AA
Contrast with black4.42:1WCAG normal text: Fail
Greyscale equivalent#6E6E6E
Inverted#599EB7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#736A46no red cones; affects about 1% of men; ΔE 28.3 from the original
Deuteranopia#837947no green cones; the most common form, about 1% of men; ΔE 29.3 from the original
Tritanopia#B4555Bno blue cones; rare, and affects men and women equally; ΔE 17.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.75:1WCAG large text: AAA
Contrast with black, large text4.42:1WCAG large text: AA

Named colours

Sienna · ΔE 11.2Saddle brown · ΔE 18.4Indian red · ΔE 20.4Dark salmon · ΔE 21.7Light coral · ΔE 25.7Peru · ΔE 25.8
Nearest named CSS colourSienna (#A0522D)ΔE 11.21, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#488DA6
Analogous#A6485E, #A69048
Triadic#48A661, #6148A6
Split complementary#48A690, #485EA6
Tetradic#5EA648, #488DA6, #9048A6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAD7D0
Lighter +30%#DBB8AC
Lighter +20%#CC9A88
Lighter +10%#BC7C65
Darker −10%#824C39
Darker −20%#5F3729
Darker −30%#3B231A
Darker −40%#180E0A
More saturated +25%#C4532A
Less saturated −25%#886F66

Channel breakdown

R166
G97
B72
Red166 (65.1%)
Green97 (38%)
Blue72 (28.2%)
Hue15.96°
Saturation (HSL)39.5%
Lightness46.67%
Dominant channelRed
Hex per channelR A6 · G 61 · B 48

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Every value on this page was computed from “a66148” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.