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Recognised as Colour

#2D3B44

  • #2D3B44
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2D3B44 is a blue with RGB values 45, 59, 68 and HSL 203°, 20%, 22%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2D3B44#2D3B44
HEX#2D3B44
RGBrgb(45, 59, 68)
RGB (0–1)0.1765, 0.2314, 0.2667
RGB percentages17.6%, 23.1%, 26.7%
HSLhsl(203.5, 20.4%, 22.2%)
HSV / HSBhsv(203.5, 33.8%, 26.7%)
CMYK33.8%, 13.2%, 0%, 73.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,964,292
CSS custom property--colour: #2D3B44;

Brightness & contrast

Relative luminance0.04103WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.53:1
Contrast with white11.53:1WCAG normal text: AAA
Contrast with black1.82:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#D2C4BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#373B44no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#343844no green cones; the most common form, about 1% of men; ΔE 4.6 from the original
Tritanopia#263D3Eno 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 text11.53:1WCAG large text: AAA
Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.8Dim grey · ΔE 21.9Black · ΔE 25.3Slate grey · ΔE 29Gray · ΔE 30.7Light slate grey · ΔE 32.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#44362D
Analogous#2D4442, #2D2F44
Triadic#442D3B, #3B442D
Split complementary#442D2F, #44422D
Tetradic#422D44, #44362D, #2F442D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8BA3B2
Lighter +30%#6C8A9E
Lighter +20%#567081
Lighter +10%#415663
Darker −10%#192025
Darker −20%#040607
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F3E52
Less saturated −25%#393939

Channel breakdown

R45
G59
B68
Red45 (17.6%)
Green59 (23.1%)
Blue68 (26.7%)
Hue203.48°
Saturation (HSL)20.35%
Lightness22.16%
Dominant channelBlue
Hex per channelR 2D · G 3B · B 44

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Every value on this page was computed from “2d3b44” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.