Recognised as Colour
#1BFCF9
- #1BFCF9
- Cyan
- Light
- Nearest: Aqua
#1BFCF9 is a cyan with RGB values 27, 252, 249 and HSL 179°, 97%, 55%. It is a light colour, so black text on it reaches 16.3:1 contrast (AAA for normal text). The nearest named colour is Aqua.
Colour values
#1BFCF9#1BFCF9
HEX#1BFCF9
RGBrgb(27, 252, 249)
RGB (0–1)0.1059, 0.9882, 0.9765
RGB percentages10.6%, 98.8%, 97.6%
HSLhsl(179.2, 97.4%, 54.7%)
HSV / HSBhsv(179.2, 89.3%, 98.8%)
CMYK89.3%, 0%, 1.2%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,834,233
CSS custom property--colour: #1BFCF9;
Brightness & contrast
Relative luminance0.76693WCAG 2.x, 0 is black and 1 is white
Perceived brightness211.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.34:1
Contrast with white1.29:1WCAG normal text: Fail
Contrast with black16.34:1WCAG normal text: AAA
Greyscale equivalent#CCCCCC
Inverted#E40306
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.29:1WCAG large text: Fail
Contrast with black, large text16.34:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FC1B1E
Analogous#1BFC88, #1B8EFC
Triadic#F91BFC, #FCF91B
Split complementary#FC1B8E, #FC881B
Tetradic#891BFC, #FC1B1E, #8FFC1B
Tints, shades & saturation
Channel breakdown
R27
G252
B249
Red27 (10.6%)
Green252 (98.8%)
Blue249 (97.6%)
Hue179.2°
Saturation (HSL)97.4%
Lightness54.71%
Dominant channelGreen
Hex per channelR 1B · G FC · B F9
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