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Recognised as Colour

#004F45

  • #004F45
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#004F45 is a cyan with RGB values 0, 79, 69 and HSL 172°, 100%, 15%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#004F45#004F45
HEX#004F45
RGBrgb(0, 79, 69)
RGB (0–1)0, 0.3098, 0.2706
RGB percentages0%, 31%, 27.1%
HSLhsl(172.4, 100%, 15.5%)
HSV / HSBhsv(172.4, 100%, 31%)
CMYK100%, 0%, 12.7%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer20,293
CSS custom property--colour: #004F45;

Brightness & contrast

Relative luminance0.06022WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.53:1
Contrast with white9.53:1WCAG normal text: AAA
Contrast with black2.2:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#FFB0BA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B4945no red cones; affects about 1% of men; ΔE 24.2 from the original
Deuteranopia#424346no green cones; the most common form, about 1% of men; ΔE 24.3 from the original
Tritanopia#00514Cno blue cones; rare, and affects men and women equally; ΔE 3.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.53:1WCAG large text: AAA
Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.9Teal · ΔE 21.1Dark cyan · ΔE 25.3Dim grey · ΔE 28.2Cadetblue · ΔE 32.8Slate grey · ΔE 33.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.89, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F000A
Analogous#004F1D, #00324F
Triadic#45004F, #4F4500
Split complementary#4F0032, #4F1D00
Tetradic#1D004F, #4F000A, #324F00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1CFFE2
Lighter +30%#00E8CB
Lighter +20%#00B59E
Lighter +10%#008272
Darker −10%#001C18
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004F45
Less saturated −25%#0A453E

Channel breakdown

R0
G79
B69
Red0 (0%)
Green79 (31%)
Blue69 (27.1%)
Hue172.41°
Saturation (HSL)100%
Lightness15.49%
Dominant channelGreen
Hex per channelR 00 · G 4F · B 45

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Every value on this page was computed from “004f45” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.