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Recognised as Colour

#1E2668

  • #1E2668
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1E2668 is a blue with RGB values 30, 38, 104 and HSL 234°, 55%, 26%. It is a dark colour, so white text on it reaches 13.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1E2668#1E2668
HEX#1E2668
RGBrgb(30, 38, 104)
RGB (0–1)0.1176, 0.149, 0.4078
RGB percentages11.8%, 14.9%, 40.8%
HSLhsl(233.5, 55.2%, 26.3%)
HSV / HSBhsv(233.5, 71.2%, 40.8%)
CMYK71.2%, 63.5%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,975,912
CSS custom property--colour: #1E2668;

Brightness & contrast

Relative luminance0.02662WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.7:1
Contrast with white13.7:1WCAG normal text: AAA
Contrast with black1.53:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#E1D997

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00316Ano red cones; affects about 1% of men; ΔE 11 from the original
Deuteranopia#002A67no green cones; the most common form, about 1% of men; ΔE 6.7 from the original
Tritanopia#003643no blue cones; rare, and affects men and women equally; ΔE 41.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.7:1WCAG large text: AAA
Contrast with black, large text1.53:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.6Midnight blue · ΔE 15.1Rebecca purple · ΔE 27.5Indigo · ΔE 34Slate blue · ΔE 35.7Navy · ΔE 37.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#68601E
Analogous#1E4B68, #3B1E68
Triadic#681E26, #26681E
Split complementary#683B1E, #4B681E
Tetradic#681E4B, #68601E, #1E683B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7A84D8
Lighter +30%#525FCD
Lighter +20%#3543B7
Lighter +10%#293490
Darker −10%#131840
Darker −20%#070919
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0D1979
Less saturated −25%#2F3357

Channel breakdown

R30
G38
B104
Red30 (11.8%)
Green38 (14.9%)
Blue104 (40.8%)
Hue233.51°
Saturation (HSL)55.22%
Lightness26.27%
Dominant channelBlue
Hex per channelR 1E · G 26 · B 68

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Every value on this page was computed from “1e2668” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.