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Colour

#34559F

  • #34559F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#34559F is a blue with RGB values 52, 85, 159 and HSL 221°, 51%, 41%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#34559F#34559F
HEX#34559F
RGBrgb(52, 85, 159)
RGB (0–1)0.2039, 0.3333, 0.6235
RGB percentages20.4%, 33.3%, 62.4%
HSLhsl(221.5, 50.7%, 41.4%)
HSV / HSBhsv(221.5, 67.3%, 62.4%)
CMYK67.3%, 46.5%, 0%, 37.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,429,791
CSS custom property--colour: #34559F;

Brightness & contrast

Relative luminance0.0973WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.13:1
Contrast with white7.13:1WCAG normal text: AAA
Contrast with black2.95:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#CBAA60

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#305DA2no red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#1C539Dno green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#006672no blue cones; rare, and affects men and women equally; ΔE 44.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.13:1WCAG large text: AAA
Contrast with black, large text2.95:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 14.6Cornflower blue · ΔE 25.5Steel blue · ΔE 25.7Royal blue · ΔE 27.2Slate blue · ΔE 28Midnight blue · ΔE 29
Nearest named CSS colourDark slateblue (#483D8B)ΔE 14.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9F7E34
Analogous#348B9F, #48349F
Triadic#9F3455, #559F34
Split complementary#9F4934, #8B9F34
Tetradic#9F348B, #9F7E34, #349F48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7C6E8
Lighter +30%#91A8DB
Lighter +20%#6B89CE
Lighter +10%#446BC2
Darker −10%#274079
Darker −20%#1B2C52
Darker −30%#0E172C
Darker −40%#020305
More saturated +25%#1A4BB9
Less saturated −25%#4E5F85

Channel breakdown

R52
G85
B159
Red52 (20.4%)
Green85 (33.3%)
Blue159 (62.4%)
Hue221.5°
Saturation (HSL)50.71%
Lightness41.37%
Dominant channelBlue
Hex per channelR 34 · G 55 · B 9F

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Every value on this page was computed from “34559f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.