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Colour

#3F392C

  • #3F392C
  • Orange
  • Dark
  • Nearest: Dark slate grey

#3F392C is a orange with RGB values 63, 57, 44 and HSL 41°, 18%, 21%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3F392C#3F392C
HEX#3F392C
RGBrgb(63, 57, 44)
RGB (0–1)0.2471, 0.2235, 0.1725
RGB percentages24.7%, 22.4%, 17.3%
HSLhsl(41.1, 17.8%, 21%)
HSV / HSBhsv(41.1, 30.2%, 24.7%)
CMYK0%, 9.5%, 30.2%, 75.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,143,404
CSS custom property--colour: #3F392C;

Brightness & contrast

Relative luminance0.04165WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.46:1
Contrast with white11.46:1WCAG normal text: AAA
Contrast with black1.83:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#C0C6D3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3C392Bno red cones; affects about 1% of men; ΔE 1.6 from the original
Deuteranopia#3E3A2Cno green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#423735no blue cones; rare, and affects men and women equally; ΔE 7.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.46:1WCAG large text: AAA
Contrast with black, large text1.83:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.8Dim grey · ΔE 22.1Black · ΔE 25.9Gray · ΔE 30.7Dark olivegreen · ΔE 33.9Slate grey · ΔE 34.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.81, a distinctly different colour
Hue familyorange
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2C323F
Analogous#3F302C, #3B3F2C
Triadic#2C3F39, #392C3F
Split complementary#2C3B3F, #302C3F
Tetradic#2C3F30, #2C323F, #3F2C3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ADA28A
Lighter +30%#988A6C
Lighter +20%#7B6F56
Lighter +10%#5D5441
Darker −10%#211E17
Darker −20%#030302
Darker −30%#000000
Darker −40%#000000
More saturated +25%#4C3E1F
Less saturated −25%#363636

Channel breakdown

R63
G57
B44
Red63 (24.7%)
Green57 (22.4%)
Blue44 (17.3%)
Hue41.05°
Saturation (HSL)17.76%
Lightness20.98%
Dominant channelRed
Hex per channelR 3F · G 39 · B 2C

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Every value on this page was computed from “3f392c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.