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Recognised as Colour

#134CB8

  • #134CB8
  • Blue
  • Dark
  • Nearest: Royal blue

#134CB8 is a blue with RGB values 19, 76, 184 and HSL 219°, 81%, 40%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#134CB8#134CB8
HEX#134CB8
RGBrgb(19, 76, 184)
RGB (0–1)0.0745, 0.298, 0.7216
RGB percentages7.5%, 29.8%, 72.2%
HSLhsl(219.3, 81.3%, 39.8%)
HSV / HSBhsv(219.3, 89.7%, 72.2%)
CMYK89.7%, 58.7%, 0%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,264,824
CSS custom property--colour: #134CB8;

Brightness & contrast

Relative luminance0.08768WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.63:1
Contrast with white7.63:1WCAG normal text: AAA
Contrast with black2.75:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#ECB347

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BBCno red cones; affects about 1% of men; ΔE 11.1 from the original
Deuteranopia#004CB6no green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#00687Ano blue cones; rare, and affects men and women equally; ΔE 62.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.63:1WCAG large text: AAA
Contrast with black, large text2.75:1WCAG large text: Fail

Named colours

Royal blue · ΔE 12.9Slate blue · ΔE 15.1Dark slateblue · ΔE 20.2Rebecca purple · ΔE 23Medium slateblue · ΔE 23.3Midnight blue · ΔE 24
Nearest named CSS colourRoyal blue (#4169E1)ΔE 12.85, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B87F13
Analogous#139FB8, #2C13B8
Triadic#B8134C, #4CB813
Split complementary#B82C13, #9FB813
Tetradic#B8139F, #B87F13, #13B82C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2BFF5
Lighter +30%#739FF1
Lighter +20%#457FEC
Lighter +10%#185FE6
Darker −10%#0E398A
Darker −20%#09265C
Darker −30%#05132D
Darker −40%#000000
More saturated +25%#0046CB
Less saturated −25%#2C549F

Channel breakdown

R19
G76
B184
Red19 (7.5%)
Green76 (29.8%)
Blue184 (72.2%)
Hue219.27°
Saturation (HSL)81.28%
Lightness39.8%
Dominant channelBlue
Hex per channelR 13 · G 4C · B B8

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Every value on this page was computed from “134cb8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.