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Recognised as Colour

#1B7753

  • #1B7753
  • Cyan
  • Dark
  • Nearest: Sea green

#1B7753 is a cyan with RGB values 27, 119, 83 and HSL 157°, 63%, 29%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#1B7753#1B7753
HEX#1B7753
RGBrgb(27, 119, 83)
RGB (0–1)0.1059, 0.4667, 0.3255
RGB percentages10.6%, 46.7%, 32.5%
HSLhsl(156.5, 63%, 28.6%)
HSV / HSBhsv(156.5, 77.3%, 46.7%)
CMYK77.3%, 0%, 30.3%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,800,019
CSS custom property--colour: #1B7753;

Brightness & contrast

Relative luminance0.14051WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.51:1
Contrast with white5.51:1WCAG normal text: AA
Contrast with black3.81:1WCAG normal text: Fail
Greyscale equivalent#616161
Inverted#E488AC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#756E51no red cones; affects about 1% of men; ΔE 33.6 from the original
Deuteranopia#6A6555no green cones; the most common form, about 1% of men; ΔE 34.5 from the original
Tritanopia#00776Dno blue cones; rare, and affects men and women equally; ΔE 15.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.51:1WCAG large text: AAA
Contrast with black, large text3.81:1WCAG large text: AA

Named colours

Sea green · ΔE 11.4Teal · ΔE 22.3Dark cyan · ΔE 23.3Dark olivegreen · ΔE 24.7Medium seagreen · ΔE 27.3Light seagreen · ΔE 28.6
Nearest named CSS colourSea green (#2E8B57)ΔE 11.36, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#771B3F
Analogous#1B7725, #1B6D77
Triadic#531B77, #77531B
Split complementary#771B6D, #77251B
Tetradic#251B77, #771B3F, #6D771B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DE1BA
Lighter +30%#53D8A4
Lighter +20%#2ECA8D
Lighter +10%#24A170
Darker −10%#124D36
Darker −20%#082419
Darker −30%#000000
Darker −40%#000000
More saturated +25%#098957
Less saturated −25%#2D654F

Channel breakdown

R27
G119
B83
Red27 (10.6%)
Green119 (46.7%)
Blue83 (32.5%)
Hue156.52°
Saturation (HSL)63.01%
Lightness28.63%
Dominant channelGreen
Hex per channelR 1B · G 77 · B 53

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Every value on this page was computed from “1b7753” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.