Recognised as Colour
#A4BB19
- #A4BB19
- Yellow
- Dark
- Nearest: Yellow green
#A4BB19 is a yellow with RGB values 164, 187, 25 and HSL 69°, 76%, 42%. It is a dark colour, so black text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Yellow green.
Colour values
#A4BB19#A4BB19
HEX#A4BB19
RGBrgb(164, 187, 25)
RGB (0–1)0.6431, 0.7333, 0.098
RGB percentages64.3%, 73.3%, 9.8%
HSLhsl(68.5, 76.4%, 41.6%)
HSV / HSBhsv(68.5, 86.6%, 73.3%)
CMYK12.3%, 0%, 86.6%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,795,801
CSS custom property--colour: #A4BB19;
Brightness & contrast
Relative luminance0.43503WCAG 2.x, 0 is black and 1 is white
Perceived brightness169.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.7:1
Contrast with white2.16:1WCAG normal text: Fail
Contrast with black9.7:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#5B44E6
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.16:1WCAG large text: Fail
Contrast with black, large text9.7:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#3019BB
Analogous#BB8119, #53BB19
Triadic#19A4BB, #BB19A4
Split complementary#1953BB, #8119BB
Tetradic#19BB81, #3019BB, #BB1953
Tints, shades & saturation
Channel breakdown
R164
G187
B25
Red164 (64.3%)
Green187 (73.3%)
Blue25 (9.8%)
Hue68.52°
Saturation (HSL)76.42%
Lightness41.57%
Dominant channelGreen
Hex per channelR A4 · G BB · B 19
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