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Colour

#3D370F

  • #3D370F
  • Yellow
  • Dark
  • Nearest: Dark olivegreen

#3D370F is a yellow with RGB values 61, 55, 15 and HSL 52°, 61%, 15%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#3D370F#3D370F
HEX#3D370F
RGBrgb(61, 55, 15)
RGB (0–1)0.2392, 0.2157, 0.0588
RGB percentages23.9%, 21.6%, 5.9%
HSLhsl(52.2, 60.5%, 14.9%)
HSV / HSBhsv(52.2, 75.4%, 23.9%)
CMYK0%, 9.8%, 75.4%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,011,791
CSS custom property--colour: #3D370F;

Brightness & contrast

Relative luminance0.03759WCAG 2.x, 0 is black and 1 is white
Perceived brightness54 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.99:1
Contrast with white11.99:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#C2C8F0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3D350Ano red cones; affects about 1% of men; ΔE 2 from the original
Deuteranopia#3E3811no green cones; the most common form, about 1% of men; ΔE 0.7 from the original
Tritanopia#42332Fno 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 text11.99:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 25.5Dark slate grey · ΔE 31.2Dim grey · ΔE 33.2Black · ΔE 34.1Saddle brown · ΔE 36.6Gray · ΔE 39.8
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 25.54, a distinctly different colour
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0F153D
Analogous#3D200F, #2C3D0F
Triadic#0F3D37, #370F3D
Split complementary#0F2C3D, #200F3D
Tetradic#0F3D20, #0F153D, #3D0F2C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2BF46
Lighter +30%#B8A62D
Lighter +20%#8F8123
Lighter +10%#665C19
Darker −10%#141205
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#473E05
Less saturated −25%#343018

Channel breakdown

R61
G55
B15
Red61 (23.9%)
Green55 (21.6%)
Blue15 (5.9%)
Hue52.17°
Saturation (HSL)60.53%
Lightness14.9%
Dominant channelRed
Hex per channelR 3D · G 37 · B 0F

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Every value on this page was computed from “3d370f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.