Recognised as Colour
#A18B03
- #A18B03
- Yellow
- Dark
- Nearest: Olive
#A18B03 is a yellow with RGB values 161, 139, 3 and HSL 52°, 96%, 32%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Olive.
Colour values
#A18B03#A18B03
HEX#A18B03
RGBrgb(161, 139, 3)
RGB (0–1)0.6314, 0.5451, 0.0118
RGB percentages63.1%, 54.5%, 1.2%
HSLhsl(51.6, 96.3%, 32.2%)
HSV / HSBhsv(51.6, 98.1%, 63.1%)
CMYK0%, 13.7%, 98.1%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,586,883
CSS custom property--colour: #A18B03;
Brightness & contrast
Relative luminance0.26049WCAG 2.x, 0 is black and 1 is white
Perceived brightness138.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.21:1
Contrast with white3.38:1WCAG normal text: Fail
Contrast with black6.21:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#5E74FC
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.38:1WCAG large text: AA
Contrast with black, large text6.21:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0319A1
Analogous#A13C03, #68A103
Triadic#03A18B, #8B03A1
Split complementary#0368A1, #3C03A1
Tetradic#03A13C, #0319A1, #A10368
Tints, shades & saturation
Channel breakdown
R161
G139
B3
Red161 (63.1%)
Green139 (54.5%)
Blue3 (1.2%)
Hue51.65°
Saturation (HSL)96.34%
Lightness32.16%
Dominant channelRed
Hex per channelR A1 · G 8B · B 03
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