Colour
#040300
- #040300
- Yellow
- Dark
- Nearest: Black
#040300 is a yellow with RGB values 4, 3, 0 and HSL 45°, 100%, 1%. It is a dark colour, so white text on it reaches 20.6:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#040300#040300
HEX#040300
RGBrgb(4, 3, 0)
RGB (0–1)0.0157, 0.0118, 0
RGB percentages1.6%, 1.2%, 0%
HSLhsl(45, 100%, 0.8%)
HSV / HSBhsv(45, 100%, 1.6%)
CMYK0%, 25%, 100%, 98.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer262,912
CSS custom property--colour: #040300;
Brightness & contrast
Relative luminance0.00091WCAG 2.x, 0 is black and 1 is white
Perceived brightness3.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 20.62:1
Contrast with white20.62:1WCAG normal text: AAA
Contrast with black1.02:1WCAG normal text: Fail
Greyscale equivalent#030303
Inverted#FBFCFF
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text20.62:1WCAG large text: AAA
Contrast with black, large text1.02:1WCAG large text: Fail
Named colours
Hue familyyellow
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#000104
Analogous#040100, #030400
Triadic#000403, #030004
Split complementary#000304, #010004
Tetradic#000401, #000104, #040003
Tints, shades & saturation
Channel breakdown
R4
G3
B0
Red4 (1.6%)
Green3 (1.2%)
Blue0 (0%)
Hue45°
Saturation (HSL)100%
Lightness0.78%
Dominant channelRed
Hex per channelR 04 · G 03 · B 00
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