Colour

#3D371F

#3D371F
Yellow
Dark
Nearest: Dark slate grey

#3D371F is a yellow with RGB values 61, 55, 31 and HSL 48°, 33%, 18%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3D371F#3D371F

HEX#3D371F

RGBrgb(61, 55, 31)

RGB (0–1)0.2392, 0.2157, 0.1216

RGB percentages23.9%, 21.6%, 12.2%

HSLhsl(48, 32.6%, 18%)

HSV / HSBhsv(48, 49.2%, 23.9%)

CMYK0%, 9.8%, 49.2%, 76.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,011,807

CSS custom property--colour: #3D371F;

Brightness & contrast

Relative luminance0.03823WCAG 2.x, 0 is black and 1 is white

Perceived brightness54.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.9:1

Contrast with white11.9:1WCAG normal text: AAA

Contrast with black1.76:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#C2C8E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3C361Dno red cones; affects about 1% of men; ΔE 0.8 from the original

Deuteranopia#3D3820no green cones; the most common form, about 1% of men; ΔE 0.6 from the original

Tritanopia#413431no blue cones; rare, and affects men and women equally; ΔE 13.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.9:1WCAG large text: AAA

Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.7 Dim grey · ΔE 26.7 Black · ΔE 28.1 Dark olivegreen · ΔE 29.7 Gray · ΔE 34.5 Slate grey · ΔE 39.9

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.66, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#1F253D

Analogous#3D281F, #343D1F

Triadic#1F3D37, #371F3D

Split complementary#1F343D, #281F3D

Tetradic#1F3D28, #1F253D, #3D1F34

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#B7A971

Lighter +30%#A29253

Lighter +20%#817441

Lighter +10%#5F5530

Darker −10%#1B190E

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#493E13

Less saturated −25%#32302B

Channel breakdown

R61

G55

B31

Red61 (23.9%)

Green55 (21.6%)

Blue31 (12.2%)

Hue48°

Saturation (HSL)32.61%

Lightness18.04%

Dominant channelRed

Hex per channelR 3D · G 37 · B 1F

Keep nerding

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#3D371F

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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