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Recognised as Colour

#12F5FB

  • #12F5FB
  • Cyan
  • Light
  • Nearest: Aqua

#12F5FB is a cyan with RGB values 18, 245, 251 and HSL 182°, 97%, 53%. 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

#12F5FB#12F5FB
HEX#12F5FB
RGBrgb(18, 245, 251)
RGB (0–1)0.0706, 0.9608, 0.9843
RGB percentages7.1%, 96.1%, 98.4%
HSLhsl(181.5, 96.7%, 52.7%)
HSV / HSBhsv(181.5, 92.8%, 98.4%)
CMYK92.8%, 2.4%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,242,619
CSS custom property--colour: #12F5FB;

Brightness & contrast

Relative luminance0.72398WCAG 2.x, 0 is black and 1 is white
Perceived brightness206.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.48:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.48:1WCAG normal text: AAA
Greyscale equivalent#C5C5C5
Inverted#ED0A04

Colour vision & accessibility

Protanopia#E3E9FCno red cones; affects about 1% of men; ΔE 46.8 from the original
Deuteranopia#C7D4FCno green cones; the most common form, about 1% of men; ΔE 48.7 from the original
Tritanopia#00FEF6no blue cones; rare, and affects men and women equally; ΔE 8.8 from the original
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 text15.48:1WCAG large text: AAA

Named colours

Nearest named CSS colourAqua (#00FFFF)ΔE 5.21, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#FB1812
Analogous#12FB8D, #1281FB
Triadic#FB12F5, #F5FB12
Split complementary#FB1281, #FB8D12
Tetradic#8C12FB, #FB1812, #80FB12

Tints, shades & saturation

Lighter +40%#DBFDFE
Lighter +30%#A8FBFE
Lighter +20%#76F9FD
Lighter +10%#44F7FC
Darker −10%#04D1D6
Darker −20%#03A0A4
Darker −30%#026F72
Darker −40%#013E40
More saturated +25%#0EF9FF
Less saturated −25%#30D8DD

Channel breakdown

R18
G245
B251
Red18 (7.1%)
Green245 (96.1%)
Blue251 (98.4%)
Hue181.55°
Saturation (HSL)96.68%
Lightness52.75%
Dominant channelBlue
Hex per channelR 12 · G F5 · B FB

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Every value on this page was computed from “12f5fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.