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Recognised as Colour

#002F40

  • #002F40
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#002F40 is a cyan with RGB values 0, 47, 64 and HSL 196°, 100%, 13%. It is a dark colour, so white text on it reaches 14.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#002F40#002F40
HEX#002F40
RGBrgb(0, 47, 64)
RGB (0–1)0, 0.1843, 0.251
RGB percentages0%, 18.4%, 25.1%
HSLhsl(195.9, 100%, 12.5%)
HSV / HSBhsv(195.9, 100%, 25.1%)
CMYK100%, 26.6%, 0%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,096
CSS custom property--colour: #002F40;

Brightness & contrast

Relative luminance0.02403WCAG 2.x, 0 is black and 1 is white
Perceived brightness42 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.18:1
Contrast with white14.18:1WCAG normal text: AAA
Contrast with black1.48:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#FFD0BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#262E41no red cones; affects about 1% of men; ΔE 10.1 from the original
Deuteranopia#1E2840no green cones; the most common form, about 1% of men; ΔE 11.4 from the original
Tritanopia#003435no blue cones; rare, and affects men and women equally; ΔE 12.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.18:1WCAG large text: AAA
Contrast with black, large text1.48:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.2Black · ΔE 24.2Dim grey · ΔE 31.7Slate grey · ΔE 36Teal · ΔE 37.9Light slate grey · ΔE 39
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.21, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#401100
Analogous#004031, #000F40
Triadic#40002F, #2F4000
Split complementary#40000F, #403100
Tetradic#310040, #401100, #0F4000

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0DBFFF
Lighter +30%#009FD9
Lighter +20%#007AA6
Lighter +10%#005473
Darker −10%#000A0D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002F40
Less saturated −25%#082B38

Channel breakdown

R0
G47
B64
Red0 (0%)
Green47 (18.4%)
Blue64 (25.1%)
Hue195.94°
Saturation (HSL)100%
Lightness12.55%
Dominant channelBlue
Hex per channelR 00 · G 2F · B 40

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Every value on this page was computed from “002f40” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.