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Colour

#1E529B

  • #1E529B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1E529B is a blue with RGB values 30, 82, 155 and HSL 215°, 68%, 36%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1E529B#1E529B
HEX#1E529B
RGBrgb(30, 82, 155)
RGB (0–1)0.1176, 0.3216, 0.6078
RGB percentages11.8%, 32.2%, 60.8%
HSLhsl(215, 67.6%, 36.3%)
HSV / HSBhsv(215, 80.6%, 60.8%)
CMYK80.6%, 47.1%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,987,227
CSS custom property--colour: #1E529B;

Brightness & contrast

Relative luminance0.08677WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.68:1
Contrast with white7.68:1WCAG normal text: AAA
Contrast with black2.74:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#E1AD64

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A599Eno red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#094E9Ano green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#00636Fno blue cones; rare, and affects men and women equally; ΔE 43.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.68:1WCAG large text: AAA
Contrast with black, large text2.74:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.5Steel blue · ΔE 25.7Cornflower blue · ΔE 27Royal blue · ΔE 28.8Midnight blue · ΔE 29.3Slate blue · ΔE 30.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9B671E
Analogous#1E919B, #281E9B
Triadic#9B1E52, #529B1E
Split complementary#9B281E, #919B1E
Tetradic#9B1E91, #9B671E, #1E9B28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9ABCEB
Lighter +30%#6F9FE3
Lighter +20%#4483DB
Lighter +10%#2669C6
Darker −10%#163B70
Darker −20%#0D2546
Darker −30%#050E1B
Darker −40%#000000
More saturated +25%#074EB2
Less saturated −25%#355684

Channel breakdown

R30
G82
B155
Red30 (11.8%)
Green82 (32.2%)
Blue155 (60.8%)
Hue215.04°
Saturation (HSL)67.57%
Lightness36.27%
Dominant channelBlue
Hex per channelR 1E · G 52 · B 9B

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Every value on this page was computed from “1e529b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.