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Recognised as Colour

#2D3338

  • #2D3338
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2D3338 is a blue with RGB values 45, 51, 56 and HSL 207°, 11%, 20%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2D3338#2D3338
HEX#2D3338
RGBrgb(45, 51, 56)
RGB (0–1)0.1765, 0.2, 0.2196
RGB percentages17.6%, 20%, 22%
HSLhsl(207.3, 10.9%, 19.8%)
HSV / HSBhsv(207.3, 19.6%, 22%)
CMYK19.6%, 8.9%, 0%, 78%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,962,232
CSS custom property--colour: #2D3338;

Brightness & contrast

Relative luminance0.03211WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.79:1
Contrast with white12.79:1WCAG normal text: AAA
Contrast with black1.64:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#D2CCC7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#313338no red cones; affects about 1% of men; ΔE 1.8 from the original
Deuteranopia#303238no green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#2A3435no blue cones; rare, and affects men and women equally; ΔE 3.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.79:1WCAG large text: AAA
Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 14.7Black · ΔE 21.3Dim grey · ΔE 23.9Slate grey · ΔE 32.6Gray · ΔE 33Light slate grey · ΔE 35.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.74, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#38322D
Analogous#2D3838, #2D2E38
Triadic#382D33, #33382D
Split complementary#382D2E, #38382D
Tetradic#382D38, #38322D, #2E382D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8D9AA4
Lighter +30%#71808D
Lighter +20%#5A6771
Lighter +10%#444D54
Darker −10%#16191C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#203445
Less saturated −25%#333333

Channel breakdown

R45
G51
B56
Red45 (17.6%)
Green51 (20%)
Blue56 (22%)
Hue207.27°
Saturation (HSL)10.89%
Lightness19.8%
Dominant channelBlue
Hex per channelR 2D · G 33 · B 38

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Every value on this page was computed from “2d3338” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.