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Colour

#134DAD

  • #134DAD
  • Blue
  • Dark
  • Nearest: Dark slateblue

#134DAD is a blue with RGB values 19, 77, 173 and HSL 217°, 80%, 38%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#134DAD#134DAD
HEX#134DAD
RGBrgb(19, 77, 173)
RGB (0–1)0.0745, 0.302, 0.6784
RGB percentages7.5%, 30.2%, 67.8%
HSLhsl(217.4, 80.2%, 37.6%)
HSV / HSBhsv(217.4, 89%, 67.8%)
CMYK89%, 55.5%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,265,069
CSS custom property--colour: #134DAD;

Brightness & contrast

Relative luminance0.08463WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.8:1
Contrast with white7.8:1WCAG normal text: AAA
Contrast with black2.69:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#ECB252

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059B0no red cones; affects about 1% of men; ΔE 9.2 from the original
Deuteranopia#004CABno green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#006575no blue cones; rare, and affects men and women equally; ΔE 55.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.8:1WCAG large text: AAA
Contrast with black, large text2.69:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.8Royal blue · ΔE 16.9Slate blue · ΔE 19.1Midnight blue · ΔE 23.3Rebecca purple · ΔE 24.6Medium purple · ΔE 26.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.82, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD7313
Analogous#139AAD, #2613AD
Triadic#AD134D, #4DAD13
Split complementary#AD2613, #9AAD13
Tetradic#AD139A, #AD7313, #13AD26

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98BBF4
Lighter +30%#6A9CEF
Lighter +20%#3C7EEA
Lighter +10%#1861DB
Darker −10%#0E397F
Darker −20%#092451
Darker −30%#041023
Darker −40%#000000
More saturated +25%#0048C0
Less saturated −25%#2B5395

Channel breakdown

R19
G77
B173
Red19 (7.5%)
Green77 (30.2%)
Blue173 (67.8%)
Hue217.4°
Saturation (HSL)80.21%
Lightness37.65%
Dominant channelBlue
Hex per channelR 13 · G 4D · B AD

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