Colour

#645C32

#645C32
Yellow
Dark
Nearest: Dark olivegreen

#645C32 is a yellow with RGB values 100, 92, 50 and HSL 50°, 33%, 29%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#645C32#645C32

HEX#645C32

RGBrgb(100, 92, 50)

RGB (0–1)0.3922, 0.3608, 0.1961

RGB percentages39.2%, 36.1%, 19.6%

HSLhsl(50.4, 33.3%, 29.4%)

HSV / HSBhsv(50.4, 50%, 39.2%)

CMYK0%, 8%, 50%, 60.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,577,202

CSS custom property--colour: #645C32;

Brightness & contrast

Relative luminance0.10594WCAG 2.x, 0 is black and 1 is white

Perceived brightness90.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.73:1

Contrast with white6.73:1WCAG normal text: AA

Contrast with black3.12:1WCAG normal text: Fail

Greyscale equivalent#5B5B5B

Inverted#9BA3CD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#635A2Fno red cones; affects about 1% of men; ΔE 1.1 from the original

Deuteranopia#665D34no green cones; the most common form, about 1% of men; ΔE 0.9 from the original

Tritanopia#6B5752no 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 text6.73:1WCAG large text: AAA

Contrast with black, large text3.12:1WCAG large text: AA

Named colours

Dark olivegreen · ΔE 16.8 Dim grey · ΔE 26 Gray · ΔE 29.4 Dark slate grey · ΔE 31.1 Saddle brown · ΔE 33.7 Sienna · ΔE 34.6

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 16.81, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#323A64

Analogous#644332, #536432

Triadic#32645C, #5C3264

Split complementary#325364, #433264

Tetradic#326443, #323A64, #643253

Tints, shades & saturation

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

Lighter +40%#CBC397

Lighter +30%#BAAF75

Lighter +20%#A89B54

Lighter +10%#867B43

Darker −10%#423D21

Darker −20%#201D10

Darker −30%#000000

Darker −40%#000000

More saturated +25%#77691F

Less saturated −25%#514F45

Channel breakdown

R100

G92

B50

Red100 (39.2%)

Green92 (36.1%)

Blue50 (19.6%)

Hue50.4°

Saturation (HSL)33.33%

Lightness29.41%

Dominant channelRed

Hex per channelR 64 · G 5C · B 32

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#645C32

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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