Recognised as Colour
#978B00
- #978B00
- Yellow
- Dark
- Nearest: Olive
#978B00 is a yellow with RGB values 151, 139, 0 and HSL 55°, 100%, 30%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Olive.
Colour values
#978B00#978B00
HEX#978B00
RGBrgb(151, 139, 0)
RGB (0–1)0.5922, 0.5451, 0
RGB percentages59.2%, 54.5%, 0%
HSLhsl(55.2, 100%, 29.6%)
HSV / HSBhsv(55.2, 100%, 59.2%)
CMYK0%, 7.9%, 100%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,931,520
CSS custom property--colour: #978B00;
Brightness & contrast
Relative luminance0.25045WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.01:1
Contrast with white3.49:1WCAG normal text: Fail
Contrast with black6.01:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#6874FF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.49:1WCAG large text: AA
Contrast with black, large text6.01:1WCAG large text: AAA
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#000C97
Analogous#974000, #579700
Triadic#00978B, #8B0097
Split complementary#005797, #400097
Tetradic#009740, #000C97, #970057
Tints, shades & saturation
Channel breakdown
R151
G139
B0
Red151 (59.2%)
Green139 (54.5%)
Blue0 (0%)
Hue55.23°
Saturation (HSL)100%
Lightness29.61%
Dominant channelRed
Hex per channelR 97 · G 8B · B 00
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