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Recognised as Colour

#1E50AD

  • #1E50AD
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1E50AD is a blue with RGB values 30, 80, 173 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

#1E50AD#1E50AD
HEX#1E50AD
RGBrgb(30, 80, 173)
RGB (0–1)0.1176, 0.3137, 0.6784
RGB percentages11.8%, 31.4%, 67.8%
HSLhsl(219, 70.4%, 39.8%)
HSV / HSBhsv(219, 82.7%, 67.8%)
CMYK82.7%, 53.8%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,986,733
CSS custom property--colour: #1E50AD;

Brightness & contrast

Relative luminance0.0903WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.48:1
Contrast with white7.48:1WCAG normal text: AAA
Contrast with black2.81:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#E1AF52

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#035CB0no red cones; affects about 1% of men; ΔE 9.6 from the original
Deuteranopia#004FABno green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#006776no blue cones; rare, and affects men and women equally; ΔE 54.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.48:1WCAG large text: AAA
Contrast with black, large text2.81:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.1Royal blue · ΔE 17.7Slate blue · ΔE 19.8Midnight blue · ΔE 24.4Rebecca purple · ΔE 25.2Medium purple · ΔE 26.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.1, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD7B1E
Analogous#1E98AD, #331EAD
Triadic#AD1E50, #50AD1E
Split complementary#AD331E, #98AD1E
Tetradic#AD1E98, #AD7B1E, #1EAD33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A7C1F0
Lighter +30%#7CA2E8
Lighter +20%#5083E1
Lighter +10%#2664D8
Darker −10%#163C82
Darker −20%#0F2856
Darker −30%#07142B
Darker −40%#000000
More saturated +25%#0548C6
Less saturated −25%#375894

Channel breakdown

R30
G80
B173
Red30 (11.8%)
Green80 (31.4%)
Blue173 (67.8%)
Hue219.02°
Saturation (HSL)70.44%
Lightness39.8%
Dominant channelBlue
Hex per channelR 1E · G 50 · B AD

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Every value on this page was computed from “1e50ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.