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Recognised as Colour

#34428A

  • #34428A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#34428A is a blue with RGB values 52, 66, 138 and HSL 230°, 45%, 37%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#34428A#34428A
HEX#34428A
RGBrgb(52, 66, 138)
RGB (0–1)0.2039, 0.2588, 0.5412
RGB percentages20.4%, 25.9%, 54.1%
HSLhsl(230.2, 45.3%, 37.3%)
HSV / HSBhsv(230.2, 62.3%, 54.1%)
CMYK62.3%, 52.2%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,424,906
CSS custom property--colour: #34428A;

Brightness & contrast

Relative luminance0.06461WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.16:1
Contrast with white9.16:1WCAG normal text: AAA
Contrast with black2.29:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#CBBD75

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A4C8Dno red cones; affects about 1% of men; ΔE 9.9 from the original
Deuteranopia#054489no green cones; the most common form, about 1% of men; ΔE 7.7 from the original
Tritanopia#00535Fno blue cones; rare, and affects men and women equally; ΔE 45.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.16:1WCAG large text: AAA
Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 8Midnight blue · ΔE 21.5Rebecca purple · ΔE 25.5Slate blue · ΔE 28.1Royal blue · ΔE 30.1Medium purple · ΔE 31.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 8.02, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A7C34
Analogous#346D8A, #51348A
Triadic#8A3442, #428A34
Split complementary#8A5134, #6D8A34
Tetradic#8A346D, #8A7C34, #348A51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABB3DF
Lighter +30%#8692D1
Lighter +20%#6171C3
Lighter +10%#4254AF
Darker −10%#263065
Darker −20%#181F40
Darker −30%#0A0D1B
Darker −40%#000000
More saturated +25%#1C32A2
Less saturated −25%#4C5272

Channel breakdown

R52
G66
B138
Red52 (20.4%)
Green66 (25.9%)
Blue138 (54.1%)
Hue230.23°
Saturation (HSL)45.26%
Lightness37.25%
Dominant channelBlue
Hex per channelR 34 · G 42 · B 8A

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Every value on this page was computed from “34428a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.