Recognised as Colour
#99AA04
- #99AA04
- Yellow
- Dark
- Nearest: Yellow green
#99AA04 is a yellow with RGB values 153, 170, 4 and HSL 66°, 95%, 34%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Yellow green.
Colour values
#99AA04#99AA04
HEX#99AA04
RGBrgb(153, 170, 4)
RGB (0–1)0.6, 0.6667, 0.0157
RGB percentages60%, 66.7%, 1.6%
HSLhsl(66.1, 95.4%, 34.1%)
HSV / HSBhsv(66.1, 97.6%, 66.7%)
CMYK10%, 0%, 97.6%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,070,532
CSS custom property--colour: #99AA04;
Brightness & contrast
Relative luminance0.35531WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.11:1
Contrast with white2.59:1WCAG normal text: Fail
Contrast with black8.11:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#6655FB
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.59:1WCAG large text: Fail
Contrast with black, large text8.11:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#1504AA
Analogous#AA6804, #46AA04
Triadic#0499AA, #AA0499
Split complementary#0446AA, #6804AA
Tetradic#04AA68, #1504AA, #AA0446
Tints, shades & saturation
Channel breakdown
R153
G170
B4
Red153 (60%)
Green170 (66.7%)
Blue4 (1.6%)
Hue66.14°
Saturation (HSL)95.4%
Lightness34.12%
Dominant channelGreen
Hex per channelR 99 · G AA · B 04
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