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Recognised as Colour

#2D5142

  • #2D5142
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2D5142 is a cyan with RGB values 45, 81, 66 and HSL 155°, 29%, 25%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2D5142#2D5142
HEX#2D5142
RGBrgb(45, 81, 66)
RGB (0–1)0.1765, 0.3176, 0.2588
RGB percentages17.6%, 31.8%, 25.9%
HSLhsl(155, 28.6%, 24.7%)
HSV / HSBhsv(155, 44.4%, 31.8%)
CMYK44.4%, 0%, 18.5%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,969,922
CSS custom property--colour: #2D5142;

Brightness & contrast

Relative luminance0.06836WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.87:1
Contrast with white8.87:1WCAG normal text: AAA
Contrast with black2.37:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#D2AEBD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#504C41no red cones; affects about 1% of men; ΔE 16.7 from the original
Deuteranopia#4A4843no green cones; the most common form, about 1% of men; ΔE 16.9 from the original
Tritanopia#23514Dno blue cones; rare, and affects men and women equally; ΔE 7.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.87:1WCAG large text: AAA
Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10Dim grey · ΔE 21.9Teal · ΔE 24.5Dark olivegreen · ΔE 28Gray · ΔE 28.3Dark cyan · ΔE 28.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.02, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#512D3C
Analogous#2D5130, #2D4E51
Triadic#422D51, #51422D
Split complementary#512D4E, #51302D
Tetradic#302D51, #512D3C, #4E512D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8BBFA9
Lighter +30%#6AAC91
Lighter +20%#519377
Lighter +10%#3F725D
Darker −10%#1B3027
Darker −20%#090F0D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D6145
Less saturated −25%#3D413F

Channel breakdown

R45
G81
B66
Red45 (17.6%)
Green81 (31.8%)
Blue66 (25.9%)
Hue155°
Saturation (HSL)28.57%
Lightness24.71%
Dominant channelGreen
Hex per channelR 2D · G 51 · B 42

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Every value on this page was computed from “2d5142” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.