Recognised as Colour

#17170D

#17170D
Yellow
Dark
Nearest: Black

#17170D is a yellow with RGB values 23, 23, 13 and HSL 60°, 28%, 7%. It is a dark colour, so white text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#17170D#17170D

HEX#17170D

RGBrgb(23, 23, 13)

RGB (0–1)0.0902, 0.0902, 0.051

RGB percentages9%, 9%, 5.1%

HSLhsl(60, 27.8%, 7.1%)

HSV / HSBhsv(60, 43.5%, 9%)

CMYK0%, 0%, 43.5%, 91%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,513,229

CSS custom property--colour: #17170D;

Brightness & contrast

Relative luminance0.00824WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.03:1

Contrast with white18.03:1WCAG normal text: AAA

Contrast with black1.16:1WCAG normal text: Fail

Greyscale equivalent#161616

Inverted#E8E8F2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#19160Cno red cones; affects about 1% of men; ΔE 1.6 from the original

Deuteranopia#19170Dno green cones; the most common form, about 1% of men; ΔE 1.1 from the original

Tritanopia#181614no blue cones; rare, and affects men and women equally; ΔE 4.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.03:1WCAG large text: AAA

Contrast with black, large text1.16:1WCAG large text: Fail

Named colours

Black · ΔE 9.6 Dark slate grey · ΔE 27.4 Dim grey · ΔE 37.5 Dark olivegreen · ΔE 46 Gray · ΔE 46.5 Slate grey · ΔE 48.2

Nearest named CSS colourBlack (#000000)ΔE 9.58, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0D0D17

Analogous#17120D, #12170D

Triadic#0D1717, #170D17

Split complementary#0D1217, #120D17

Tetradic#0D1712, #0D0D17, #170D12

Tints, shades & saturation

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

Lighter +40%#999957

Lighter +30%#797944

Lighter +20%#585832

Lighter +10%#38381F

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B1B09

Less saturated −25%#131311

Channel breakdown

R23

G23

B13

Red23 (9%)

Green23 (9%)

Blue13 (5.1%)

Hue60°

Saturation (HSL)27.78%

Lightness7.06%

Dominant channelRed and Green

Hex per channelR 17 · G 17 · B 0D

Keep nerding

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#17170D

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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