Recognised as Colour
#FF0615
- #FF0615
- Red
- Dark
- Nearest: Red
#FF0615 is a red with RGB values 255, 6, 21 and HSL 356°, 100%, 51%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Red.
Colour values
#FF0615#FF0615
HEX#FF0615
RGBrgb(255, 6, 21)
RGB (0–1)1, 0.0235, 0.0824
RGB percentages100%, 2.4%, 8.2%
HSLhsl(356.4, 100%, 51.2%)
HSV / HSBhsv(356.4, 97.6%, 100%)
CMYK0%, 97.6%, 91.8%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,713,237
CSS custom property--colour: #FF0615;
Brightness & contrast
Relative luminance0.21444WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.29:1
Contrast with white3.97:1WCAG normal text: Fail
Contrast with black5.29:1WCAG normal text: AA
Greyscale equivalent#3C3C3C
Inverted#00F9EA
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.97:1WCAG large text: AA
Contrast with black, large text5.29:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#06FFF0
Analogous#FF0692, #FF7406
Triadic#15FF06, #0615FF
Split complementary#06FF74, #0692FF
Tetradic#91FF06, #06FFF0, #7306FF
Tints, shades & saturation
Channel breakdown
R255
G6
B21
Red255 (100%)
Green6 (2.4%)
Blue21 (8.2%)
Hue356.39°
Saturation (HSL)100%
Lightness51.18%
Dominant channelRed
Hex per channelR FF · G 06 · B 15
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