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Recognised as Colour

#022730

  • #022730
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#022730 is a cyan with RGB values 2, 39, 48 and HSL 192°, 92%, 10%. It is a dark colour, so white text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#022730#022730
HEX#022730
RGBrgb(2, 39, 48)
RGB (0–1)0.0078, 0.1529, 0.1882
RGB percentages0.8%, 15.3%, 18.8%
HSLhsl(191.7, 92%, 9.8%)
HSV / HSBhsv(191.7, 95.8%, 18.8%)
CMYK95.8%, 18.7%, 0%, 81.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer141,104
CSS custom property--colour: #022730;

Brightness & contrast

Relative luminance0.01677WCAG 2.x, 0 is black and 1 is white
Perceived brightness34 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.72:1
Contrast with white15.72:1WCAG normal text: AAA
Contrast with black1.34:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#FDD8CF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#212630no red cones; affects about 1% of men; ΔE 9.9 from the original
Deuteranopia#1B2130no green cones; the most common form, about 1% of men; ΔE 11 from the original
Tritanopia#002A2Ano blue cones; rare, and affects men and women equally; ΔE 7.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.72:1WCAG large text: AAA
Contrast with black, large text1.34:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.7Black · ΔE 18.9Dim grey · ΔE 33.4Slate grey · ΔE 39.7Teal · ΔE 39.9Gray · ΔE 42
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.72, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#300B02
Analogous#023022, #021030
Triadic#300227, #273002
Split complementary#300210, #302202
Tetradic#220230, #300B02, #103002

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#0AC6F4
Lighter +30%#089EC3
Lighter +20%#067792
Lighter +10%#044F61
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002832
Less saturated −25%#08232A

Channel breakdown

R2
G39
B48
Red2 (0.8%)
Green39 (15.3%)
Blue48 (18.8%)
Hue191.74°
Saturation (HSL)92%
Lightness9.8%
Dominant channelBlue
Hex per channelR 02 · G 27 · B 30

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Every value on this page was computed from “hex 022730” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.