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Colour

#2D3C58

  • #2D3C58
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2D3C58 is a blue with RGB values 45, 60, 88 and HSL 219°, 32%, 26%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2D3C58#2D3C58
HEX#2D3C58
RGBrgb(45, 60, 88)
RGB (0–1)0.1765, 0.2353, 0.3451
RGB percentages17.6%, 23.5%, 34.5%
HSLhsl(219.1, 32.3%, 26.1%)
HSV / HSBhsv(219.1, 48.9%, 34.5%)
CMYK48.9%, 31.8%, 0%, 65.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,964,568
CSS custom property--colour: #2D3C58;

Brightness & contrast

Relative luminance0.04494WCAG 2.x, 0 is black and 1 is white
Perceived brightness60 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.06:1
Contrast with white11.06:1WCAG normal text: AAA
Contrast with black1.9:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#D2C3A7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#323E59no red cones; affects about 1% of men; ΔE 1.5 from the original
Deuteranopia#2D3A57no green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#1D4246no blue cones; rare, and affects men and women equally; ΔE 18.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.06:1WCAG large text: AAA
Contrast with black, large text1.9:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.6Dim grey · ΔE 26.9Slate grey · ΔE 29.2Steel blue · ΔE 31.1Black · ΔE 31.5Light slate grey · ΔE 32
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#58492D
Analogous#2D5258, #332D58
Triadic#582D3C, #3C582D
Split complementary#58332D, #52582D
Tetradic#582D52, #58492D, #2D5834

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8DA0C4
Lighter +30%#6B84B3
Lighter +20%#506A9B
Lighter +10%#3E537A
Darker −10%#1C2536
Darker −20%#0A0E15
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1C3769
Less saturated −25%#3E4147

Channel breakdown

R45
G60
B88
Red45 (17.6%)
Green60 (23.5%)
Blue88 (34.5%)
Hue219.07°
Saturation (HSL)32.33%
Lightness26.08%
Dominant channelBlue
Hex per channelR 2D · G 3C · B 58

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Every value on this page was computed from “2d3c58” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.