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Recognised as Colour

#2B2E3B

  • #2B2E3B
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2B2E3B is a blue with RGB values 43, 46, 59 and HSL 229°, 16%, 20%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2B2E3B#2B2E3B
HEX#2B2E3B
RGBrgb(43, 46, 59)
RGB (0–1)0.1686, 0.1804, 0.2314
RGB percentages16.9%, 18%, 23.1%
HSLhsl(228.8, 15.7%, 20%)
HSV / HSBhsv(228.8, 27.1%, 23.1%)
CMYK27.1%, 22%, 0%, 76.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,829,883
CSS custom property--colour: #2B2E3B;

Brightness & contrast

Relative luminance0.02783WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.49:1
Contrast with white13.49:1WCAG normal text: AAA
Contrast with black1.56:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#D4D1C4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A2F3Cno red cones; affects about 1% of men; ΔE 0.9 from the original
Deuteranopia#292E3Bno green cones; the most common form, about 1% of men; ΔE 0.8 from the original
Tritanopia#273032no blue cones; rare, and affects men and women equally; ΔE 8.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.49:1WCAG large text: AAA
Contrast with black, large text1.56:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.1Black · ΔE 21.1Dim grey · ΔE 26.8Slate grey · ΔE 34Gray · ΔE 35.6Light slate grey · ΔE 37.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.1, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3B382B
Analogous#2B363B, #302B3B
Triadic#3B2B2E, #2E3B2B
Split complementary#3B302B, #363B2B
Tetradic#3B2B36, #3B382B, #2B3B30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#898FA9
Lighter +30%#6C7393
Lighter +20%#565C76
Lighter +10%#414559
Darker −10%#16171E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E2648
Less saturated −25%#333333

Channel breakdown

R43
G46
B59
Red43 (16.9%)
Green46 (18%)
Blue59 (23.1%)
Hue228.75°
Saturation (HSL)15.69%
Lightness20%
Dominant channelBlue
Hex per channelR 2B · G 2E · B 3B

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Every value on this page was computed from “2b2e3b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.