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Recognised as Colour

#407D78

  • #407D78
  • Cyan
  • Dark
  • Nearest: Teal

#407D78 is a cyan with RGB values 64, 125, 120 and HSL 175°, 32%, 37%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#407D78#407D78
HEX#407D78
RGBrgb(64, 125, 120)
RGB (0–1)0.251, 0.4902, 0.4706
RGB percentages25.1%, 49%, 47.1%
HSLhsl(175.1, 32.3%, 37.1%)
HSV / HSBhsv(175.1, 48.8%, 49%)
CMYK48.8%, 0%, 4%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,226,424
CSS custom property--colour: #407D78;

Brightness & contrast

Relative luminance0.17113WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.75:1
Contrast with white4.75:1WCAG normal text: AA
Contrast with black4.42:1WCAG normal text: Fail
Greyscale equivalent#707070
Inverted#BF8287

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#777778no red cones; affects about 1% of men; ΔE 21.5 from the original
Deuteranopia#6D7079no green cones; the most common form, about 1% of men; ΔE 22 from the original
Tritanopia#21807Bno blue cones; rare, and affects men and women equally; ΔE 6.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.75:1WCAG large text: AAA
Contrast with black, large text4.42:1WCAG large text: AA

Named colours

Teal · ΔE 9.3Dark cyan · ΔE 11.7Cadetblue · ΔE 13.4Dark slate grey · ΔE 19.5Slate grey · ΔE 20.7Light slate grey · ΔE 21.7
Nearest named CSS colourTeal (#008080)ΔE 9.3, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D4045
Analogous#407D5A, #40647D
Triadic#78407D, #7D7840
Split complementary#7D4064, #7D5A40
Tetradic#59407D, #7D4045, #647D40

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2D7D4
Lighter +30%#90C6C2
Lighter +20%#6EB5AF
Lighter +10%#519F98
Darker −10%#2F5B58
Darker −20%#1D3A37
Darker −30%#0C1817
Darker −40%#000000
More saturated +25%#28958C
Less saturated −25%#586564

Channel breakdown

R64
G125
B120
Red64 (25.1%)
Green125 (49%)
Blue120 (47.1%)
Hue175.08°
Saturation (HSL)32.28%
Lightness37.06%
Dominant channelGreen
Hex per channelR 40 · G 7D · B 78

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Every value on this page was computed from “407d78” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.