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Recognised as Colour

#45434F

  • #45434F
  • Blue
  • Dark
  • Nearest: Dark slate grey

#45434F is a blue with RGB values 69, 67, 79 and HSL 250°, 8%, 29%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#45434F#45434F
HEX#45434F
RGBrgb(69, 67, 79)
RGB (0–1)0.2706, 0.2627, 0.3098
RGB percentages27.1%, 26.3%, 31%
HSLhsl(250, 8.2%, 28.6%)
HSV / HSBhsv(250, 15.2%, 31%)
CMYK12.7%, 15.2%, 0%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,539,215
CSS custom property--colour: #45434F;

Brightness & contrast

Relative luminance0.05844WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.68:1
Contrast with white9.68:1WCAG normal text: AAA
Contrast with black2.17:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#BABCB0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#414550no red cones; affects about 1% of men; ΔE 2.6 from the original
Deuteranopia#41444Fno green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#434547no blue cones; rare, and affects men and women equally; ΔE 6.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.68:1WCAG large text: AAA
Contrast with black, large text2.17:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.8Dim grey · ΔE 17.3Slate grey · ΔE 24.8Gray · ΔE 25.8Light slate grey · ΔE 27.9Black · ΔE 30
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.84, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D4F43
Analogous#43474F, #4B434F
Triadic#4F4543, #434F45
Split complementary#4F4B43, #474F43
Tetradic#4F4347, #4D4F43, #434F4B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABA8B6
Lighter +30%#908D9E
Lighter +20%#757286
Lighter +10%#5D5A6B
Darker −10%#2D2C33
Darker −20%#151418
Darker −30%#000000
Darker −40%#000000
More saturated +25%#393161
Less saturated −25%#494949

Channel breakdown

R69
G67
B79
Red69 (27.1%)
Green67 (26.3%)
Blue79 (31%)
Hue250°
Saturation (HSL)8.22%
Lightness28.63%
Dominant channelBlue
Hex per channelR 45 · G 43 · B 4F

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Every value on this page was computed from “45434f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.