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Recognised as Colour

#2D665E

  • #2D665E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#2D665E is a cyan with RGB values 45, 102, 94 and HSL 172°, 39%, 29%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2D665E#2D665E
HEX#2D665E
RGBrgb(45, 102, 94)
RGB (0–1)0.1765, 0.4, 0.3686
RGB percentages17.6%, 40%, 36.9%
HSLhsl(171.6, 38.8%, 28.8%)
HSV / HSBhsv(171.6, 55.9%, 40%)
CMYK55.9%, 0%, 7.8%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,975,326
CSS custom property--colour: #2D665E;

Brightness & contrast

Relative luminance0.10869WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.62:1
Contrast with white6.62:1WCAG normal text: AA
Contrast with black3.17:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#D299A1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#62615Eno red cones; affects about 1% of men; ΔE 20.9 from the original
Deuteranopia#585A5Fno green cones; the most common form, about 1% of men; ΔE 21.3 from the original
Tritanopia#096863no blue cones; rare, and affects men and women equally; ΔE 6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.62:1WCAG large text: AAA
Contrast with black, large text3.17:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 12.5Teal · ΔE 14Dark cyan · ΔE 17.9Dim grey · ΔE 21.5Cadetblue · ΔE 22.7Slate grey · ΔE 24.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.46, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#662D35
Analogous#2D6642, #2D5266
Triadic#5E2D66, #665E2D
Split complementary#662D52, #66422D
Tetradic#422D66, #662D35, #52662D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#91CEC6
Lighter +30%#6DBFB3
Lighter +20%#4CAD9F
Lighter +10%#3D897F
Darker −10%#1D433D
Darker −20%#0E1F1D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1B786B
Less saturated −25%#3F5451

Channel breakdown

R45
G102
B94
Red45 (17.6%)
Green102 (40%)
Blue94 (36.9%)
Hue171.58°
Saturation (HSL)38.78%
Lightness28.82%
Dominant channelGreen
Hex per channelR 2D · G 66 · B 5E

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Every value on this page was computed from “2d665e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.