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Colour

#343A4D

  • #343A4D
  • Blue
  • Dark
  • Nearest: Dark slate grey

#343A4D is a blue with RGB values 52, 58, 77 and HSL 226°, 19%, 25%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#343A4D#343A4D
HEX#343A4D
RGBrgb(52, 58, 77)
RGB (0–1)0.2039, 0.2275, 0.302
RGB percentages20.4%, 22.7%, 30.2%
HSLhsl(225.6, 19.4%, 25.3%)
HSV / HSBhsv(225.6, 32.5%, 30.2%)
CMYK32.5%, 24.7%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,422,797
CSS custom property--colour: #343A4D;

Brightness & contrast

Relative luminance0.04292WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.3:1
Contrast with white11.3:1WCAG normal text: AAA
Contrast with black1.86:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#CBC5B2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#343C4Eno red cones; affects about 1% of men; ΔE 1.3 from the original
Deuteranopia#32394Dno green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#2D3E40no blue cones; rare, and affects men and women equally; ΔE 12.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.3:1WCAG large text: AAA
Contrast with black, large text1.86:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.1Dim grey · ΔE 23.5Black · ΔE 27.7Slate grey · ΔE 28.7Gray · ΔE 31.6Light slate grey · ΔE 31.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.07, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D4734
Analogous#34464D, #3B344D
Triadic#4D343A, #3A4D34
Split complementary#4D3B34, #464D34
Tetradic#4D3446, #4D4734, #344D3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#959EB8
Lighter +30%#7782A3
Lighter +20%#5D688A
Lighter +10%#49516B
Darker −10%#1F232F
Darker −20%#0B0C10
Darker −30%#000000
Darker −40%#000000
More saturated +25%#24325D
Less saturated −25%#414141

Channel breakdown

R52
G58
B77
Red52 (20.4%)
Green58 (22.7%)
Blue77 (30.2%)
Hue225.6°
Saturation (HSL)19.38%
Lightness25.29%
Dominant channelBlue
Hex per channelR 34 · G 3A · B 4D

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Every value on this page was computed from “343a4d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.