Recognised as Colour

#40430B

#40430B
Yellow
Dark
Nearest: Dark olivegreen

#40430B is a yellow with RGB values 64, 67, 11 and HSL 63°, 72%, 15%. It is a dark colour, so white text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#40430B#40430B

HEX#40430B

RGBrgb(64, 67, 11)

RGB (0–1)0.251, 0.2627, 0.0431

RGB percentages25.1%, 26.3%, 4.3%

HSLhsl(63.2, 71.8%, 15.3%)

HSV / HSBhsv(63.2, 83.6%, 26.3%)

CMYK4.5%, 0%, 83.6%, 73.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,211,467

CSS custom property--colour: #40430B;

Brightness & contrast

Relative luminance0.05128WCAG 2.x, 0 is black and 1 is white

Perceived brightness62.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.37:1

Contrast with white10.37:1WCAG normal text: AAA

Contrast with black2.03:1WCAG normal text: Fail

Greyscale equivalent#3E3E3E

Inverted#BFBCF4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#493F02no red cones; affects about 1% of men; ΔE 7.6 from the original

Deuteranopia#494110no green cones; the most common form, about 1% of men; ΔE 6.3 from the original

Tritanopia#453E38no blue cones; rare, and affects men and women equally; ΔE 28.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text10.37:1WCAG large text: AAA

Contrast with black, large text2.03:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 17.9 Dark slate grey · ΔE 35.3 Olive · ΔE 35.7 Dark green · ΔE 36.9 Dim grey · ΔE 36.9 Olivedrab · ΔE 38.2

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 17.92, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0E0B43

Analogous#432A0B, #24430B

Triadic#0B4043, #430B40

Split complementary#0B2443, #2A0B43

Tetradic#0B432A, #0E0B43, #430B24

Tints, shades & saturation

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

Lighter +40%#D6DF3B

Lighter +30%#BEC621

Lighter +20%#949B19

Lighter +10%#6A6F12

Darker −10%#161704

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#494D01

Less saturated −25%#373915

Channel breakdown

R64

G67

B11

Red64 (25.1%)

Green67 (26.3%)

Blue11 (4.3%)

Hue63.21°

Saturation (HSL)71.79%

Lightness15.29%

Dominant channelGreen

Hex per channelR 40 · G 43 · B 0B

Keep nerding

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

#40430B

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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