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Recognised as Colour

#39645E

  • #39645E
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#39645E is a cyan with RGB values 57, 100, 94 and HSL 172°, 27%, 31%. 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

#39645E#39645E
HEX#39645E
RGBrgb(57, 100, 94)
RGB (0–1)0.2235, 0.3922, 0.3686
RGB percentages22.4%, 39.2%, 36.9%
HSLhsl(171.6, 27.4%, 30.8%)
HSV / HSBhsv(171.6, 43%, 39.2%)
CMYK43%, 0%, 6%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,761,246
CSS custom property--colour: #39645E;

Brightness & contrast

Relative luminance0.10792WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.65:1
Contrast with white6.65:1WCAG normal text: AA
Contrast with black3.16:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#C69BA1

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#60605Eno red cones; affects about 1% of men; ΔE 16.4 from the original
Deuteranopia#595A5Fno green cones; the most common form, about 1% of men; ΔE 17.3 from the original
Tritanopia#286662no blue cones; rare, and affects men and women equally; ΔE 4.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.65:1WCAG large text: AAA
Contrast with black, large text3.16:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 9.6Teal · ΔE 16.9Dim grey · ΔE 17.4Dark cyan · ΔE 20.6Slate grey · ΔE 21.9Gray · ΔE 21.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.63, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#64393F
Analogous#396448, #395564
Triadic#5E3964, #645E39
Split complementary#643955, #644839
Tetradic#493964, #64393F, #556439

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0C9C3
Lighter +30%#80B6AF
Lighter +20%#5FA49A
Lighter +10%#4C847D
Darker −10%#26443F
Darker −20%#142321
Darker −30%#010302
Darker −40%#000000
More saturated +25%#25786C
Less saturated −25%#4D5050

Channel breakdown

R57
G100
B94
Red57 (22.4%)
Green100 (39.2%)
Blue94 (36.9%)
Hue171.63°
Saturation (HSL)27.39%
Lightness30.78%
Dominant channelGreen
Hex per channelR 39 · G 64 · B 5E

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Every value on this page was computed from “39645e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.