Colour

#17180E

#17180E
Yellow
Dark
Nearest: Black

#17180E is a yellow with RGB values 23, 24, 14 and HSL 66°, 26%, 7%. It is a dark colour, so white text on it reaches 17.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#17180E#17180E

HEX#17180E

RGBrgb(23, 24, 14)

RGB (0–1)0.0902, 0.0941, 0.0549

RGB percentages9%, 9.4%, 5.5%

HSLhsl(66, 26.3%, 7.5%)

HSV / HSBhsv(66, 41.7%, 9.4%)

CMYK4.2%, 0%, 41.7%, 90.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,513,486

CSS custom property--colour: #17180E;

Brightness & contrast

Relative luminance0.00867WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.9:1

Contrast with white17.9:1WCAG normal text: AAA

Contrast with black1.17:1WCAG normal text: Fail

Greyscale equivalent#171717

Inverted#E8E7F1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#19170Dno red cones; affects about 1% of men; ΔE 1.6 from the original

Deuteranopia#19170Eno green cones; the most common form, about 1% of men; ΔE 1.8 from the original

Tritanopia#181715no blue cones; rare, and affects men and women equally; ΔE 5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.9:1WCAG large text: AAA

Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Black · ΔE 10.1 Dark slate grey · ΔE 26.8 Dim grey · ΔE 37.1 Dark olivegreen · ΔE 45.4 Gray · ΔE 46.2 Slate grey · ΔE 47.9

Nearest named CSS colourBlack (#000000)ΔE 10.07, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0F0E18

Analogous#18140E, #12180E

Triadic#0E1718, #180E17

Split complementary#0E1218, #140E18

Tetradic#0E1814, #0F0E18, #180E12

Tints, shades & saturation

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

Lighter +40%#929959

Lighter +30%#747946

Lighter +20%#555834

Lighter +10%#363821

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B1D09

Less saturated −25%#131313

Channel breakdown

R23

G24

B14

Red23 (9%)

Green24 (9.4%)

Blue14 (5.5%)

Hue66°

Saturation (HSL)26.32%

Lightness7.45%

Dominant channelGreen

Hex per channelR 17 · G 18 · B 0E

Keep nerding

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#17180E

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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