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Recognised as Colour

#13BFFF

  • #13BFFF
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#13BFFF is a cyan with RGB values 19, 191, 255 and HSL 196°, 100%, 54%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#13BFFF#13BFFF
HEX#13BFFF
RGBrgb(19, 191, 255)
RGB (0–1)0.0745, 0.749, 1
RGB percentages7.5%, 74.9%, 100%
HSLhsl(196.3, 100%, 53.7%)
HSV / HSBhsv(196.3, 92.5%, 100%)
CMYK92.5%, 25.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,294,335
CSS custom property--colour: #13BFFF;

Brightness & contrast

Relative luminance0.4462WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.92:1
Contrast with white2.12:1WCAG normal text: Fail
Contrast with black9.92:1WCAG normal text: AAA
Greyscale equivalent#9F9F9F
Inverted#EC4000

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9FBDFFno red cones; affects about 1% of men; ΔE 24.1 from the original
Deuteranopia#82AAFEno green cones; the most common form, about 1% of men; ΔE 26.4 from the original
Tritanopia#00D0D5no blue cones; rare, and affects men and women equally; ΔE 36 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.12:1WCAG large text: Fail
Contrast with black, large text9.92:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 0.5Light skyblue · ΔE 16.8Sky blue · ΔE 22.2Steel blue · ΔE 26.1Cornflower blue · ΔE 29.4Light steelblue · ΔE 32
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 0.52, indistinguishable to the eye
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF5313
Analogous#13FFC9, #1349FF
Triadic#FF13BF, #BFFF13
Split complementary#FF1349, #FFC913
Tetradic#C913FF, #FF5313, #49FF13

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DFF6FF
Lighter +30%#ACE8FF
Lighter +20%#79DBFF
Lighter +10%#46CDFF
Darker −10%#00A3DF
Darker −20%#007DAC
Darker −30%#005879
Darker −40%#003346
More saturated +25%#13BFFF
Less saturated −25%#31B1E2

Channel breakdown

R19
G191
B255
Red19 (7.5%)
Green191 (74.9%)
Blue255 (100%)
Hue196.27°
Saturation (HSL)100%
Lightness53.73%
Dominant channelBlue
Hex per channelR 13 · G BF · B FF

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Every value on this page was computed from “13bfff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.