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Colour

#47401B

  • #47401B
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#47401B is a yellow with RGB values 71, 64, 27 and HSL 50°, 45%, 19%. It is a dark colour, so white text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#47401B#47401B
HEX#47401B
RGBrgb(71, 64, 27)
RGB (0–1)0.2784, 0.251, 0.1059
RGB percentages27.8%, 25.1%, 10.6%
HSLhsl(50.5, 44.9%, 19.2%)
HSV / HSBhsv(50.5, 62%, 27.8%)
CMYK0%, 9.9%, 62%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,669,467
CSS custom property--colour: #47401B;

Brightness & contrast

Relative luminance0.05086WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.41:1
Contrast with white10.41:1WCAG normal text: AAA
Contrast with black2.02:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#B8BFE4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#463E17no red cones; affects about 1% of men; ΔE 1.6 from the original
Deuteranopia#48411Dno green cones; the most common form, about 1% of men; ΔE 0.8 from the original
Tritanopia#4C3B38no blue cones; rare, and affects men and women equally; ΔE 21 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.41:1WCAG large text: AAA
Contrast with black, large text2.02:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 23.4Dark slate grey · ΔE 28.9Dim grey · ΔE 29.3Gray · ΔE 35.5Saddle brown · ΔE 35.6Black · ΔE 35.8
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 23.38, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1B2247
Analogous#472A1B, #38471B
Triadic#1B4740, #401B47
Split complementary#1B3847, #2A1B47
Tetradic#1B472A, #1B2247, #471B38

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C6B768
Lighter +30%#B6A445
Lighter +20%#918337
Lighter +10%#6C6129
Darker −10%#221F0D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#53480F
Less saturated −25%#3B3827

Channel breakdown

R71
G64
B27
Red71 (27.8%)
Green64 (25.1%)
Blue27 (10.6%)
Hue50.45°
Saturation (HSL)44.9%
Lightness19.22%
Dominant channelRed
Hex per channelR 47 · G 40 · B 1B

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Every value on this page was computed from “47401b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.