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Recognised as Colour

#37A774

  • #37A774
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#37A774 is a cyan with RGB values 55, 167, 116 and HSL 153°, 50%, 44%. It is a dark colour, so black text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Medium seagreen.

Colour values

#37A774#37A774
HEX#37A774
RGBrgb(55, 167, 116)
RGB (0–1)0.2157, 0.6549, 0.4549
RGB percentages21.6%, 65.5%, 45.5%
HSLhsl(152.7, 50.5%, 43.5%)
HSV / HSBhsv(152.7, 67.1%, 65.5%)
CMYK67.1%, 0%, 30.5%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,647,348
CSS custom property--colour: #37A774;

Brightness & contrast

Relative luminance0.29711WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.94:1
Contrast with white3.03:1WCAG normal text: Fail
Contrast with black6.94:1WCAG normal text: AA
Greyscale equivalent#8C8C8C
Inverted#C8588B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A59B71no red cones; affects about 1% of men; ΔE 41.2 from the original
Deuteranopia#969077no green cones; the most common form, about 1% of men; ΔE 41.7 from the original
Tritanopia#00A699no blue cones; rare, and affects men and women equally; ΔE 21.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.03:1WCAG large text: AA
Contrast with black, large text6.94:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 9.1Sea green · ΔE 10.9Medium aquamarine · ΔE 17.7Dark seagreen · ΔE 22.5Light seagreen · ΔE 24.9Turquoise · ΔE 29.2
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 9.14, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A7376A
Analogous#37A73C, #37A2A7
Triadic#7437A7, #A77437
Split complementary#A737A2, #A73C37
Tetradic#3C37A7, #A7376A, #A2A737

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C0EAD7
Lighter +30%#99DEBF
Lighter +20%#73D1A6
Lighter +10%#4DC48E
Darker −10%#2A8159
Darker −20%#1E5A3F
Darker −30%#113424
Darker −40%#040E09
More saturated +25%#1BC376
Less saturated −25%#538B72

Channel breakdown

R55
G167
B116
Red55 (21.6%)
Green167 (65.5%)
Blue116 (45.5%)
Hue152.68°
Saturation (HSL)50.45%
Lightness43.53%
Dominant channelGreen
Hex per channelR 37 · G A7 · B 74

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Every value on this page was computed from “37a774” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.