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Recognised as Colour

#136CFF

  • #136CFF
  • Blue
  • Dark
  • Nearest: Royal blue

#136CFF is a blue with RGB values 19, 108, 255 and HSL 217°, 100%, 54%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#136CFF#136CFF
HEX#136CFF
RGBrgb(19, 108, 255)
RGB (0–1)0.0745, 0.4235, 1
RGB percentages7.5%, 42.4%, 100%
HSLhsl(217.4, 100%, 53.7%)
HSV / HSBhsv(217.4, 92.5%, 100%)
CMYK92.5%, 57.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,273,087
CSS custom property--colour: #136CFF;

Brightness & contrast

Relative luminance0.18084WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.62:1
Contrast with white4.55:1WCAG normal text: AA
Contrast with black4.62:1WCAG normal text: AA
Greyscale equivalent#646464
Inverted#EC9300

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0081FFno red cones; affects about 1% of men; ΔE 17.1 from the original
Deuteranopia#006CFCno green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#0092ABno blue cones; rare, and affects men and women equally; ΔE 79.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.55:1WCAG large text: AAA
Contrast with black, large text4.62:1WCAG large text: AAA

Named colours

Royal blue · ΔE 15.2Medium slateblue · ΔE 16.8Slate blue · ΔE 22.3Dodgerblue · ΔE 28.8Medium purple · ΔE 30Rebecca purple · ΔE 37.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 15.16, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFA613
Analogous#13E2FF, #3013FF
Triadic#FF136C, #6CFF13
Split complementary#FF3013, #E2FF13
Tetradic#FF13E2, #FFA613, #13FF30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DFEBFF
Lighter +30%#ACCBFF
Lighter +20%#79ACFF
Lighter +10%#468CFF
Darker −10%#0054DF
Darker −20%#0041AC
Darker −30%#002E79
Darker −40%#001A46
More saturated +25%#136CFF
Less saturated −25%#3173E2

Channel breakdown

R19
G108
B255
Red19 (7.5%)
Green108 (42.4%)
Blue255 (100%)
Hue217.37°
Saturation (HSL)100%
Lightness53.73%
Dominant channelBlue
Hex per channelR 13 · G 6C · B FF

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Every value on this page was computed from “136cff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.