Colour

#100F04

#100F04
Yellow
Dark
Nearest: Black

#100F04 is a yellow with RGB values 16, 15, 4 and HSL 55°, 60%, 4%. It is a dark colour, so white text on it reaches 19.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#100F04#100F04

HEX#100F04

RGBrgb(16, 15, 4)

RGB (0–1)0.0627, 0.0588, 0.0157

RGB percentages6.3%, 5.9%, 1.6%

HSLhsl(55, 60%, 3.9%)

HSV / HSBhsv(55, 75%, 6.3%)

CMYK0%, 6.2%, 75%, 93.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,052,420

CSS custom property--colour: #100F04;

Brightness & contrast

Relative luminance0.00461WCAG 2.x, 0 is black and 1 is white

Perceived brightness14.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.23:1

Contrast with white19.23:1WCAG normal text: AAA

Contrast with black1.09:1WCAG normal text: Fail

Greyscale equivalent#0E0E0E

Inverted#EFF0FB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#110E03no red cones; affects about 1% of men; ΔE 0.8 from the original

Deuteranopia#110F04no green cones; the most common form, about 1% of men; ΔE 0.4 from the original

Tritanopia#120E0Cno blue cones; rare, and affects men and women equally; ΔE 4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.23:1WCAG large text: AAA

Contrast with black, large text1.09:1WCAG large text: Fail

Named colours

Black · ΔE 6.3 Dark slate grey · ΔE 30.2 Dim grey · ΔE 40.5 Dark olivegreen · ΔE 49.3 Gray · ΔE 49.7 Slate grey · ΔE 51

Nearest named CSS colourBlack (#000000)ΔE 6.31, clearly different but related

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#040510

Analogous#100904, #0B1004

Triadic#04100F, #0F0410

Split complementary#040B10, #090410

Tetradic#041009, #040510, #10040B

Tints, shades & saturation

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

Lighter +40%#B3A82D

Lighter +30%#8A8223

Lighter +20%#625C18

Lighter +10%#39350E

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#121102

Less saturated −25%#0E0D06

Channel breakdown

R16

G15

Red16 (6.3%)

Green15 (5.9%)

Blue4 (1.6%)

Hue55°

Saturation (HSL)60%

Lightness3.92%

Dominant channelRed

Hex per channelR 10 · G 0F · B 04

Keep nerding

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#100F04

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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