Colour
#40F5EA
- #40F5EA
- Cyan
- Light
- Nearest: Aqua
#40F5EA is a cyan with RGB values 64, 245, 234 and HSL 176°, 90%, 61%. It is a light colour, so black text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Aqua.
Colour values
#40F5EA#40F5EA
HEX#40F5EA
RGBrgb(64, 245, 234)
RGB (0–1)0.251, 0.9608, 0.9176
RGB percentages25.1%, 96.1%, 91.8%
HSLhsl(176.4, 90%, 60.6%)
HSV / HSBhsv(176.4, 73.9%, 96.1%)
CMYK73.9%, 0%, 4.5%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,257,258
CSS custom property--colour: #40F5EA;
Brightness & contrast
Relative luminance0.72335WCAG 2.x, 0 is black and 1 is white
Perceived brightness206.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.47:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.47:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#BF0A15
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.47:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#F5404B
Analogous#40F58F, #40A6F5
Triadic#EA40F5, #F5EA40
Split complementary#F540A6, #F58F40
Tetradic#8F40F5, #F5404B, #A6F540
Tints, shades & saturation
Channel breakdown
R64
G245
B234
Red64 (25.1%)
Green245 (96.1%)
Blue234 (91.8%)
Hue176.35°
Saturation (HSL)90.05%
Lightness60.59%
Dominant channelGreen
Hex per channelR 40 · G F5 · B EA
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