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Colour

#40ADA7

  • #40ADA7
  • Cyan
  • Dark
  • Nearest: Light seagreen

#40ADA7 is a cyan with RGB values 64, 173, 167 and HSL 177°, 46%, 46%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#40ADA7#40ADA7
HEX#40ADA7
RGBrgb(64, 173, 167)
RGB (0–1)0.251, 0.6784, 0.6549
RGB percentages25.1%, 67.8%, 65.5%
HSLhsl(176.7, 46%, 46.5%)
HSV / HSBhsv(176.7, 63%, 67.8%)
CMYK63%, 0%, 3.5%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,238,759
CSS custom property--colour: #40ADA7;

Brightness & contrast

Relative luminance0.33767WCAG 2.x, 0 is black and 1 is white
Perceived brightness148.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.75:1
Contrast with white2.71:1WCAG normal text: Fail
Contrast with black7.75:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#BF5258

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A3A4A7no red cones; affects about 1% of men; ΔE 32.6 from the original
Deuteranopia#9398A8no green cones; the most common form, about 1% of men; ΔE 33.7 from the original
Tritanopia#00B1ABno blue cones; rare, and affects men and women equally; ΔE 6.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.71:1WCAG large text: Fail
Contrast with black, large text7.75:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 5.6Cadetblue · ΔE 12.9Dark cyan · ΔE 13Medium turquoise · ΔE 13.4Dark turquoise · ΔE 15.2Teal · ΔE 17
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 5.6, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD4046
Analogous#40AD70, #407DAD
Triadic#A740AD, #ADA740
Split complementary#AD407D, #AD7040
Tetradic#7040AD, #AD4046, #7DAD40

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDECEB
Lighter +30%#A7DFDC
Lighter +20%#82D1CC
Lighter +10%#5DC3BD
Darker −10%#328883
Darker −20%#24635F
Darker −30%#173D3B
Darker −40%#091817
More saturated +25%#22CBC1
Less saturated −25%#5E8F8D

Channel breakdown

R64
G173
B167
Red64 (25.1%)
Green173 (67.8%)
Blue167 (65.5%)
Hue176.7°
Saturation (HSL)45.99%
Lightness46.47%
Dominant channelGreen
Hex per channelR 40 · G AD · B A7

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Every value on this page was computed from “40ada7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.