Recognised as Colour
#1BFBFB
- #1BFBFB
- Cyan
- Light
- Nearest: Aqua
#1BFBFB is a cyan with RGB values 27, 251, 251 and HSL 180°, 97%, 55%. It is a light colour, so black text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Aqua.
Colour values
#1BFBFB#1BFBFB
HEX#1BFBFB
RGBrgb(27, 251, 251)
RGB (0–1)0.1059, 0.9843, 0.9843
RGB percentages10.6%, 98.4%, 98.4%
HSLhsl(180, 96.6%, 54.5%)
HSV / HSBhsv(180, 89.2%, 98.4%)
CMYK89.2%, 0%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,833,979
CSS custom property--colour: #1BFBFB;
Brightness & contrast
Relative luminance0.76192WCAG 2.x, 0 is black and 1 is white
Perceived brightness210.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.24:1
Contrast with white1.29:1WCAG normal text: Fail
Contrast with black16.24:1WCAG normal text: AAA
Greyscale equivalent#CBCBCB
Inverted#E40404
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 text16.24:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#FB1B1B
Analogous#1BFB8B, #1B8BFB
Triadic#FB1BFB, #FBFB1B
Split complementary#FB1B8B, #FB8B1B
Tetradic#8B1BFB, #FB1B1B, #8BFB1B
Tints, shades & saturation
Channel breakdown
R27
G251
B251
Red27 (10.6%)
Green251 (98.4%)
Blue251 (98.4%)
Hue180°
Saturation (HSL)96.55%
Lightness54.51%
Dominant channelGreen and Blue
Hex per channelR 1B · G FB · B FB
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