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Recognised as Colour

#003028

  • #003028
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#003028 is a cyan with RGB values 0, 48, 40 and HSL 170°, 100%, 9%. It is a dark colour, so white text on it reaches 14.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#003028#003028
HEX#003028
RGBrgb(0, 48, 40)
RGB (0–1)0, 0.1882, 0.1569
RGB percentages0%, 18.8%, 15.7%
HSLhsl(170, 100%, 9.4%)
HSV / HSBhsv(170, 100%, 18.8%)
CMYK100%, 0%, 16.7%, 81.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,328
CSS custom property--colour: #003028;

Brightness & contrast

Relative luminance0.02267WCAG 2.x, 0 is black and 1 is white
Perceived brightness39.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.45:1
Contrast with white14.45:1WCAG normal text: AAA
Contrast with black1.45:1WCAG normal text: Fail
Greyscale equivalent#252525
Inverted#FFCFD7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2D2C28no red cones; affects about 1% of men; ΔE 17.5 from the original
Deuteranopia#272829no green cones; the most common form, about 1% of men; ΔE 17.7 from the original
Tritanopia#00312Eno blue cones; rare, and affects men and women equally; ΔE 3.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.45:1WCAG large text: AAA
Contrast with black, large text1.45:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16.3Black · ΔE 24.5Dim grey · ΔE 32.8Teal · ΔE 34.6Dark cyan · ΔE 38.9Dark olivegreen · ΔE 39.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.28, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#300008
Analogous#003010, #002030
Triadic#280030, #302800
Split complementary#300020, #301000
Tetradic#100030, #300008, #203000

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#00FCD2
Lighter +30%#00C9A8
Lighter +20%#00967D
Lighter +10%#006353
Darker −10%#000000
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003028
Less saturated −25%#062A24

Channel breakdown

R0
G48
B40
Red0 (0%)
Green48 (18.8%)
Blue40 (15.7%)
Hue170°
Saturation (HSL)100%
Lightness9.41%
Dominant channelGreen
Hex per channelR 00 · G 30 · B 28

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Every value on this page was computed from “hex 003028” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.