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Recognised as Colour

#519B81

  • #519B81
  • Cyan
  • Dark
  • Nearest: Light seagreen

#519B81 is a cyan with RGB values 81, 155, 129 and HSL 159°, 31%, 46%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Light seagreen.

Colour values

#519B81#519B81
HEX#519B81
RGBrgb(81, 155, 129)
RGB (0–1)0.3176, 0.6078, 0.5059
RGB percentages31.8%, 60.8%, 50.6%
HSLhsl(158.9, 31.4%, 46.3%)
HSV / HSBhsv(158.9, 47.7%, 60.8%)
CMYK47.7%, 0%, 16.8%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,348,225
CSS custom property--colour: #519B81;

Brightness & contrast

Relative luminance0.26777WCAG 2.x, 0 is black and 1 is white
Perceived brightness134 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.36:1
Contrast with white3.3:1WCAG normal text: Fail
Contrast with black6.36:1WCAG normal text: AA
Greyscale equivalent#898989
Inverted#AE647E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#989280no red cones; affects about 1% of men; ΔE 28.9 from the original
Deuteranopia#8C8A83no green cones; the most common form, about 1% of men; ΔE 29.1 from the original
Tritanopia#389C93no blue cones; rare, and affects men and women equally; ΔE 10.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.3:1WCAG large text: AA
Contrast with black, large text6.36:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 16.7Dark cyan · ΔE 16.9Cadetblue · ΔE 17.3Teal · ΔE 18.4Sea green · ΔE 18.4Dark seagreen · ΔE 18.5
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 16.71, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9B516B
Analogous#519B5C, #51909B
Triadic#81519B, #9B8151
Split complementary#9B5190, #9B5C51
Tetradic#5C519B, #9B516B, #909B51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1E7DF
Lighter +30%#B0D5C8
Lighter +20%#8EC4B1
Lighter +10%#6DB29A
Darker −10%#3F7A65
Darker −20%#2E5849
Darker −30%#1C372D
Darker −40%#0B1511
More saturated +25%#34B88A
Less saturated −25%#6E7E78

Channel breakdown

R81
G155
B129
Red81 (31.8%)
Green155 (60.8%)
Blue129 (50.6%)
Hue158.92°
Saturation (HSL)31.36%
Lightness46.27%
Dominant channelGreen
Hex per channelR 51 · G 9B · B 81

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Every value on this page was computed from “519b81” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.