Recognised as Colour

#665A28

#665A28
Yellow
Dark
Nearest: Dark olivegreen

#665A28 is a yellow with RGB values 102, 90, 40 and HSL 48°, 44%, 28%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#665A28#665A28

HEX#665A28

RGBrgb(102, 90, 40)

RGB (0–1)0.4, 0.3529, 0.1569

RGB percentages40%, 35.3%, 15.7%

HSLhsl(48.4, 43.7%, 27.8%)

HSV / HSBhsv(48.4, 60.8%, 40%)

CMYK0%, 11.8%, 60.8%, 60%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,707,752

CSS custom property--colour: #665A28;

Brightness & contrast

Relative luminance0.1029WCAG 2.x, 0 is black and 1 is white

Perceived brightness89.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.87:1

Contrast with white6.87:1WCAG normal text: AA

Contrast with black3.06:1WCAG normal text: Fail

Greyscale equivalent#595959

Inverted#99A5D7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#635823no red cones; affects about 1% of men; ΔE 1.9 from the original

Deuteranopia#665C2Ano green cones; the most common form, about 1% of men; ΔE 1.2 from the original

Tritanopia#6E544Fno blue cones; rare, and affects men and women equally; ΔE 26.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.87:1WCAG large text: AAA

Contrast with black, large text3.06:1WCAG large text: AA

Named colours

Dark olivegreen · ΔE 17.2 Saddle brown · ΔE 30.5 Dim grey · ΔE 30.9 Olive · ΔE 31.6 Sienna · ΔE 32.4 Gray · ΔE 33.9

Nearest named CSS colourDark olivegreen (#556B2F)ΔE 17.16, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#283466

Analogous#663B28, #536628

Triadic#28665A, #5A2866

Split complementary#285366, #3B2866

Tetradic#28663B, #283466, #662853

Tints, shades & saturation

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

Lighter +40%#D1C389

Lighter +30%#C2B065

Lighter +20%#AF9B45

Lighter +10%#8B7A36

Darker −10%#413A1A

Darker −20%#1D190B

Darker −30%#000000

Darker −40%#000000

More saturated +25%#786516

Less saturated −25%#544F3A

Channel breakdown

R102

G90

B40

Red102 (40%)

Green90 (35.3%)

Blue40 (15.7%)

Hue48.39°

Saturation (HSL)43.66%

Lightness27.84%

Dominant channelRed

Hex per channelR 66 · G 5A · B 28

Keep nerding

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

#665A28

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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