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Recognised as Colour

#11B8FB

  • #11B8FB
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#11B8FB is a cyan with RGB values 17, 184, 251 and HSL 197°, 97%, 53%. It is a dark colour, so black text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#11B8FB#11B8FB
HEX#11B8FB
RGBrgb(17, 184, 251)
RGB (0–1)0.0667, 0.7216, 0.9843
RGB percentages6.7%, 72.2%, 98.4%
HSLhsl(197.2, 96.7%, 52.5%)
HSV / HSBhsv(197.2, 93.2%, 98.4%)
CMYK93.2%, 26.7%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,161,467
CSS custom property--colour: #11B8FB;

Brightness & contrast

Relative luminance0.41365WCAG 2.x, 0 is black and 1 is white
Perceived brightness164.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.27:1
Contrast with white2.26:1WCAG normal text: Fail
Contrast with black9.27:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#EE4704

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#97B7FEno red cones; affects about 1% of men; ΔE 22.5 from the original
Deuteranopia#7AA4FAno green cones; the most common form, about 1% of men; ΔE 24.6 from the original
Tritanopia#00CACFno blue cones; rare, and affects men and women equally; ΔE 38 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.26:1WCAG large text: Fail
Contrast with black, large text9.27:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 3.7Light skyblue · ΔE 18.3Steel blue · ΔE 23.9Sky blue · ΔE 24.1Cornflower blue · ΔE 26.3Light steelblue · ΔE 32.6
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 3.65, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FB5411
Analogous#11FBC9, #1143FB
Triadic#FB11B8, #B8FB11
Split complementary#FB1143, #FBC911
Tetradic#C911FB, #FB5411, #43FB11

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAF4FE
Lighter +30%#A7E5FE
Lighter +20%#75D6FD
Lighter +10%#43C7FC
Darker −10%#0499D5
Darker −20%#0375A3
Darker −30%#025171
Darker −40%#012D3F
More saturated +25%#0DBAFF
Less saturated −25%#2FABDD

Channel breakdown

R17
G184
B251
Red17 (6.7%)
Green184 (72.2%)
Blue251 (98.4%)
Hue197.18°
Saturation (HSL)96.69%
Lightness52.55%
Dominant channelBlue
Hex per channelR 11 · G B8 · B FB

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Every value on this page was computed from “11b8fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.