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Recognised as Colour

#1E50AC

  • #1E50AC
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1E50AC is a blue with RGB values 30, 80, 172 and HSL 219°, 70%, 40%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1E50AC#1E50AC
HEX#1E50AC
RGBrgb(30, 80, 172)
RGB (0–1)0.1176, 0.3137, 0.6745
RGB percentages11.8%, 31.4%, 67.5%
HSLhsl(218.9, 70.3%, 39.6%)
HSV / HSBhsv(218.9, 82.6%, 67.5%)
CMYK82.6%, 53.5%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,986,732
CSS custom property--colour: #1E50AC;

Brightness & contrast

Relative luminance0.08992WCAG 2.x, 0 is black and 1 is white
Perceived brightness86 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.5:1
Contrast with white7.5:1WCAG normal text: AAA
Contrast with black2.8:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#E1AF53

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#065BAFno red cones; affects about 1% of men; ΔE 8.7 from the original
Deuteranopia#004EAAno green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#006776no blue cones; rare, and affects men and women equally; ΔE 54 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.5:1WCAG large text: AAA
Contrast with black, large text2.8:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.9Royal blue · ΔE 18.2Slate blue · ΔE 20.2Midnight blue · ΔE 24.4Rebecca purple · ΔE 25.4Medium purple · ΔE 26.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.89, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AC7A1E
Analogous#1E97AC, #331EAC
Triadic#AC1E50, #50AC1E
Split complementary#AC331E, #97AC1E
Tetradic#AC1E97, #AC7A1E, #1EAC33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A6C0F0
Lighter +30%#7BA1E8
Lighter +20%#5083E0
Lighter +10%#2664D7
Darker −10%#163C81
Darker −20%#0F2855
Darker −30%#07132A
Darker −40%#000000
More saturated +25%#0549C5
Less saturated −25%#375793

Channel breakdown

R30
G80
B172
Red30 (11.8%)
Green80 (31.4%)
Blue172 (67.5%)
Hue218.87°
Saturation (HSL)70.3%
Lightness39.61%
Dominant channelBlue
Hex per channelR 1E · G 50 · B AC

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Every value on this page was computed from “1e50ac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.