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Colour

#334F82

  • #334F82
  • Blue
  • Dark
  • Nearest: Steel blue

#334F82 is a blue with RGB values 51, 79, 130 and HSL 219°, 44%, 35%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#334F82#334F82
HEX#334F82
RGBrgb(51, 79, 130)
RGB (0–1)0.2, 0.3098, 0.5098
RGB percentages20%, 31%, 51%
HSLhsl(218.7, 43.6%, 35.5%)
HSV / HSBhsv(218.7, 60.8%, 51%)
CMYK60.8%, 39.2%, 0%, 49%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,362,690
CSS custom property--colour: #334F82;

Brightness & contrast

Relative luminance0.07907WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.13:1
Contrast with white8.13:1WCAG normal text: AAA
Contrast with black2.58:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#CCB07D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#395384no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#2F4C81no green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#005A62no blue cones; rare, and affects men and women equally; ΔE 33.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.13:1WCAG large text: AAA
Contrast with black, large text2.58:1WCAG large text: Fail

Named colours

Steel blue · ΔE 21.3Dark slateblue · ΔE 22.5Slate grey · ΔE 29.8Light slate grey · ΔE 31.5Cornflower blue · ΔE 33.2Dark slate grey · ΔE 33.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 21.34, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#826633
Analogous#337682, #3F3382
Triadic#82334F, #4F8233
Split complementary#823F33, #768233
Tetradic#823376, #826633, #33823F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A5B9DC
Lighter +30%#819CCD
Lighter +20%#5C7FBF
Lighter +10%#4165A7
Darker −10%#25395D
Darker −20%#162239
Darker −30%#080C14
Darker −40%#000000
More saturated +25%#1C4899
Less saturated −25%#4A566B

Channel breakdown

R51
G79
B130
Red51 (20%)
Green79 (31%)
Blue130 (51%)
Hue218.73°
Saturation (HSL)43.65%
Lightness35.49%
Dominant channelBlue
Hex per channelR 33 · G 4F · B 82

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Every value on this page was computed from “334f82” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.