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Recognised as Colour

#334D5F

  • #334D5F
  • Blue
  • Dark
  • Nearest: Dark slate grey

#334D5F is a blue with RGB values 51, 77, 95 and HSL 205°, 30%, 29%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#334D5F#334D5F
HEX#334D5F
RGBrgb(51, 77, 95)
RGB (0–1)0.2, 0.302, 0.3725
RGB percentages20%, 30.2%, 37.3%
HSLhsl(204.5, 30.1%, 28.6%)
HSV / HSBhsv(204.5, 46.3%, 37.3%)
CMYK46.3%, 18.9%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,362,143
CSS custom property--colour: #334D5F;

Brightness & contrast

Relative luminance0.06838WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.87:1
Contrast with white8.87:1WCAG normal text: AAA
Contrast with black2.37:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#CCB2A0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#454D60no red cones; affects about 1% of men; ΔE 6.4 from the original
Deuteranopia#3F485Fno green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#215253no blue cones; rare, and affects men and women equally; ΔE 14.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.87:1WCAG large text: AAA
Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.3Dim grey · ΔE 19.3Slate grey · ΔE 21.7Light slate grey · ΔE 24.7Gray · ΔE 26.4Steel blue · ΔE 28.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.3, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5F4533
Analogous#335F5B, #33375F
Triadic#5F334D, #4D5F33
Split complementary#5F3337, #5F5B33
Tetradic#5B335F, #5F4533, #375F33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#97B3C7
Lighter +30%#769BB5
Lighter +20%#5783A1
Lighter +10%#456880
Darker −10%#21323E
Darker −20%#0F171D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#215071
Less saturated −25%#454A4D

Channel breakdown

R51
G77
B95
Red51 (20%)
Green77 (30.2%)
Blue95 (37.3%)
Hue204.55°
Saturation (HSL)30.14%
Lightness28.63%
Dominant channelBlue
Hex per channelR 33 · G 4D · B 5F

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Every value on this page was computed from “334d5f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.