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Recognised as Colour

#034740

  • #034740
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#034740 is a cyan with RGB values 3, 71, 64 and HSL 174°, 92%, 15%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#034740#034740
HEX#034740
RGBrgb(3, 71, 64)
RGB (0–1)0.0118, 0.2784, 0.251
RGB percentages1.2%, 27.8%, 25.1%
HSLhsl(173.8, 91.9%, 14.5%)
HSV / HSBhsv(173.8, 95.8%, 27.8%)
CMYK95.8%, 0%, 9.9%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer214,848
CSS custom property--colour: #034740;

Brightness & contrast

Relative luminance0.04896WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.61:1
Contrast with white10.61:1WCAG normal text: AAA
Contrast with black1.98:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#FCB8BF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#434240no red cones; affects about 1% of men; ΔE 21.4 from the original
Deuteranopia#3A3C41no green cones; the most common form, about 1% of men; ΔE 21.7 from the original
Tritanopia#004945no blue cones; rare, and affects men and women equally; ΔE 2.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.61:1WCAG large text: AAA
Contrast with black, large text1.98:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.9Teal · ΔE 24.2Dim grey · ΔE 27.8Dark cyan · ΔE 28.5Slate grey · ΔE 33.8Black · ΔE 33.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.9, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#47030A
Analogous#03471E, #032C47
Triadic#400347, #474003
Split complementary#47032C, #471E03
Tetradic#1E0347, #47030A, #2C4703

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#20F6E0
Lighter +30%#09DAC4
Lighter +20%#07A998
Lighter +10%#05786C
Darker −10%#011614
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004A42
Less saturated −25%#0C3E39

Channel breakdown

R3
G71
B64
Red3 (1.2%)
Green71 (27.8%)
Blue64 (25.1%)
Hue173.82°
Saturation (HSL)91.89%
Lightness14.51%
Dominant channelGreen
Hex per channelR 03 · G 47 · B 40

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Every value on this page was computed from “hex 034740” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.