Colour
#99B300
- #99B300
- Yellow
- Dark
- Nearest: Yellow green
#99B300 is a yellow with RGB values 153, 179, 0 and HSL 69°, 100%, 35%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Yellow green.
Colour values
#99B300#99B300
HEX#99B300
RGBrgb(153, 179, 0)
RGB (0–1)0.6, 0.702, 0
RGB percentages60%, 70.2%, 0%
HSLhsl(68.7, 100%, 35.1%)
HSV / HSBhsv(68.7, 100%, 70.2%)
CMYK14.5%, 0%, 100%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,072,832
CSS custom property--colour: #99B300;
Brightness & contrast
Relative luminance0.39013WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.8:1
Contrast with white2.39:1WCAG normal text: Fail
Contrast with black8.8:1WCAG normal text: AAA
Greyscale equivalent#A1A1A1
Inverted#664CFF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.39:1WCAG large text: Fail
Contrast with black, large text8.8:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1A00B3
Analogous#B37400, #3FB300
Triadic#0099B3, #B30099
Split complementary#0040B3, #7400B3
Tetradic#00B373, #1A00B3, #B3003F
Tints, shades & saturation
Channel breakdown
R153
G179
B0
Red153 (60%)
Green179 (70.2%)
Blue0 (0%)
Hue68.72°
Saturation (HSL)100%
Lightness35.1%
Dominant channelGreen
Hex per channelR 99 · G B3 · B 00
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