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Recognised as Colour

#002830

  • #002830
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#002830 is a cyan with RGB values 0, 40, 48 and HSL 190°, 100%, 9%. It is a dark colour, so white text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#002830#002830
HEX#002830
RGBrgb(0, 40, 48)
RGB (0–1)0, 0.1569, 0.1882
RGB percentages0%, 15.7%, 18.8%
HSLhsl(190, 100%, 9.4%)
HSV / HSBhsv(190, 100%, 18.8%)
CMYK100%, 16.7%, 0%, 81.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,288
CSS custom property--colour: #002830;

Brightness & contrast

Relative luminance0.01731WCAG 2.x, 0 is black and 1 is white
Perceived brightness34.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.6:1
Contrast with white15.6:1WCAG normal text: AAA
Contrast with black1.35:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#FFD7CF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#222630no red cones; affects about 1% of men; ΔE 11.3 from the original
Deuteranopia#1C2230no green cones; the most common form, about 1% of men; ΔE 11.7 from the original
Tritanopia#002B2Bno blue cones; rare, and affects men and women equally; ΔE 6.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.6:1WCAG large text: AAA
Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.1Black · ΔE 19.5Dim grey · ΔE 33.3Teal · ΔE 39.1Slate grey · ΔE 39.6Gray · ΔE 41.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.14, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#300800
Analogous#003020, #001030
Triadic#300028, #283000
Split complementary#300010, #302000
Tetradic#200030, #300800, #103000

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#00D2FC
Lighter +30%#00A8C9
Lighter +20%#007D96
Lighter +10%#005363
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002830
Less saturated −25%#06242A

Channel breakdown

R0
G40
B48
Red0 (0%)
Green40 (15.7%)
Blue48 (18.8%)
Hue190°
Saturation (HSL)100%
Lightness9.41%
Dominant channelBlue
Hex per channelR 00 · G 28 · B 30

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Every value on this page was computed from “hex 002830” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.