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Recognised as Colour

#2D2E48

  • #2D2E48
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2D2E48 is a blue with RGB values 45, 46, 72 and HSL 238°, 23%, 23%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2D2E48#2D2E48
HEX#2D2E48
RGBrgb(45, 46, 72)
RGB (0–1)0.1765, 0.1804, 0.2824
RGB percentages17.6%, 18%, 28.2%
HSLhsl(237.8, 23.1%, 22.9%)
HSV / HSBhsv(237.8, 37.5%, 28.2%)
CMYK37.5%, 36.1%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,960,968
CSS custom property--colour: #2D2E48;

Brightness & contrast

Relative luminance0.0298WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.16:1
Contrast with white13.16:1WCAG normal text: AAA
Contrast with black1.6:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#D2D1B7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#263149no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#252F47no green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#263337no blue cones; rare, and affects men and women equally; ΔE 16.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.16:1WCAG large text: AAA
Contrast with black, large text1.6:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 25.2Black · ΔE 26.7Dim grey · ΔE 30.2Dark slateblue · ΔE 33.9Slate grey · ΔE 34.6Light slate grey · ΔE 37.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 25.16, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#48472D
Analogous#2D3B48, #3A2D48
Triadic#482D2E, #2E482D
Split complementary#483A2D, #3B482D
Tetradic#482D3B, #48472D, #2D483A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8B8CB6
Lighter +30%#6B6DA3
Lighter +20%#545687
Lighter +10%#414267
Darker −10%#191A29
Darker −20%#060609
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E2057
Less saturated −25%#3B3B3B

Channel breakdown

R45
G46
B72
Red45 (17.6%)
Green46 (18%)
Blue72 (28.2%)
Hue237.78°
Saturation (HSL)23.08%
Lightness22.94%
Dominant channelBlue
Hex per channelR 2D · G 2E · B 48

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Every value on this page was computed from “2d2e48” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.