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Recognised as Colour

#003744

  • #003744
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#003744 is a cyan with RGB values 0, 55, 68 and HSL 191°, 100%, 13%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#003744#003744
HEX#003744
RGBrgb(0, 55, 68)
RGB (0–1)0, 0.2157, 0.2667
RGB percentages0%, 21.6%, 26.7%
HSLhsl(191.5, 100%, 13.3%)
HSV / HSBhsv(191.5, 100%, 26.7%)
CMYK100%, 19.1%, 0%, 73.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,148
CSS custom property--colour: #003744;

Brightness & contrast

Relative luminance0.0315WCAG 2.x, 0 is black and 1 is white
Perceived brightness48 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.88:1
Contrast with white12.88:1WCAG normal text: AAA
Contrast with black1.63:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#FFC8BB

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F3545no red cones; affects about 1% of men; ΔE 13.1 from the original
Deuteranopia#262F44no green cones; the most common form, about 1% of men; ΔE 13.7 from the original
Tritanopia#003B3Bno blue cones; rare, and affects men and women equally; ΔE 9.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.88:1WCAG large text: AAA
Contrast with black, large text1.63:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 13.9Black · ΔE 26.6Dim grey · ΔE 29.1Teal · ΔE 33.1Slate grey · ΔE 33.5Light slate grey · ΔE 36.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 13.94, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#440D00
Analogous#00442F, #001544
Triadic#440037, #374400
Split complementary#440015, #442F00
Tetradic#2F0044, #440D00, #154400

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#11D1FF
Lighter +30%#00B3DD
Lighter +20%#0089AA
Lighter +10%#006077
Darker −10%#000E11
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003744
Less saturated −25%#08323C

Channel breakdown

R0
G55
B68
Red0 (0%)
Green55 (21.6%)
Blue68 (26.7%)
Hue191.47°
Saturation (HSL)100%
Lightness13.33%
Dominant channelBlue
Hex per channelR 00 · G 37 · B 44

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Every value on this page was computed from “hex 003744” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.