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Recognised as Colour

#1A3449

  • #1A3449
  • Blue
  • Dark
  • Nearest: Dark slate grey

#1A3449 is a blue with RGB values 26, 52, 73 and HSL 207°, 47%, 19%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1A3449#1A3449
HEX#1A3449
RGBrgb(26, 52, 73)
RGB (0–1)0.102, 0.2039, 0.2863
RGB percentages10.2%, 20.4%, 28.6%
HSLhsl(206.8, 47.5%, 19.4%)
HSV / HSBhsv(206.8, 64.4%, 28.6%)
CMYK64.4%, 28.8%, 0%, 71.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,717,321
CSS custom property--colour: #1A3449;

Brightness & contrast

Relative luminance0.03157WCAG 2.x, 0 is black and 1 is white
Perceived brightness49 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.87:1
Contrast with white12.87:1WCAG normal text: AAA
Contrast with black1.63:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#E5CBB6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B344Ano red cones; affects about 1% of men; ΔE 5.5 from the original
Deuteranopia#253049no green cones; the most common form, about 1% of men; ΔE 5.9 from the original
Tritanopia#00393Bno blue cones; rare, and affects men and women equally; ΔE 16.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.87:1WCAG large text: AAA
Contrast with black, large text1.63:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.6Black · ΔE 26.3Dim grey · ΔE 28.7Slate grey · ΔE 32.6Light slate grey · ΔE 35.6Steel blue · ΔE 35.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#492F1A
Analogous#1A4947, #1A1C49
Triadic#491A34, #34491A
Split complementary#491A1D, #49471A
Tetradic#461A49, #492F1A, #1C491A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#669DC9
Lighter +30%#4284BA
Lighter +20%#356A94
Lighter +10%#274F6F
Darker −10%#0D1923
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0E3555
Less saturated −25%#26333D

Channel breakdown

R26
G52
B73
Red26 (10.2%)
Green52 (20.4%)
Blue73 (28.6%)
Hue206.81°
Saturation (HSL)47.47%
Lightness19.41%
Dominant channelBlue
Hex per channelR 1A · G 34 · B 49

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Every value on this page was computed from “1a3449” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.