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Colour

#644A14

  • #644A14
  • Orange
  • Dark
  • Nearest: Saddle brown

#644A14 is a orange with RGB values 100, 74, 20 and HSL 41°, 67%, 24%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.

Colour values

#644A14#644A14
HEX#644A14
RGBrgb(100, 74, 20)
RGB (0–1)0.3922, 0.2902, 0.0784
RGB percentages39.2%, 29%, 7.8%
HSLhsl(40.5, 66.7%, 23.5%)
HSV / HSBhsv(40.5, 80%, 39.2%)
CMYK0%, 26%, 80%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,572,564
CSS custom property--colour: #644A14;

Brightness & contrast

Relative luminance0.07657WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.3:1
Contrast with white8.3:1WCAG normal text: AAA
Contrast with black2.53:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#9BB5EB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#554A0Cno red cones; affects about 1% of men; ΔE 8.2 from the original
Deuteranopia#5B5116no green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#6D423Fno blue cones; rare, and affects men and women equally; ΔE 28.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.3:1WCAG large text: AAA
Contrast with black, large text2.53:1WCAG large text: Fail

Named colours

Saddle brown · ΔE 22.5Dark olivegreen · ΔE 26Sienna · ΔE 26.3Olive · ΔE 34.1Peru · ΔE 35.3Dim grey · ΔE 36.8
Nearest named CSS colourSaddle brown (#8B4513)ΔE 22.52, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#142E64
Analogous#642214, #566414
Triadic#14644A, #4A1464
Split complementary#145664, #221464
Tetradic#146422, #142E64, #641456

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E0B864
Lighter +30%#D7A43A
Lighter +20%#B98925
Lighter +10%#8F691D
Darker −10%#392B0C
Darker −20%#0F0B03
Darker −30%#000000
Darker −40%#000000
More saturated +25%#734F05
Less saturated −25%#554523

Channel breakdown

R100
G74
B20
Red100 (39.2%)
Green74 (29%)
Blue20 (7.8%)
Hue40.5°
Saturation (HSL)66.67%
Lightness23.53%
Dominant channelRed
Hex per channelR 64 · G 4A · B 14

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Every value on this page was computed from “644a14” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.