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Recognised as Colour

#055F65

  • #055F65
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#055F65 is a cyan with RGB values 5, 95, 101 and HSL 184°, 91%, 21%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#055F65#055F65
HEX#055F65
RGBrgb(5, 95, 101)
RGB (0–1)0.0196, 0.3725, 0.3961
RGB percentages2%, 37.3%, 39.6%
HSLhsl(183.8, 90.6%, 20.8%)
HSV / HSBhsv(183.8, 95%, 39.6%)
CMYK95%, 5.9%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer352,101
CSS custom property--colour: #055F65;

Brightness & contrast

Relative luminance0.09156WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.42:1
Contrast with white7.42:1WCAG normal text: AAA
Contrast with black2.83:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#FAA09A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#565A65no red cones; affects about 1% of men; ΔE 22.1 from the original
Deuteranopia#4A5265no green cones; the most common form, about 1% of men; ΔE 22.6 from the original
Tritanopia#006361no blue cones; rare, and affects men and women equally; ΔE 5.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.42:1WCAG large text: AAA
Contrast with black, large text2.83:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.3Teal · ΔE 14.5Dark cyan · ΔE 18.7Dim grey · ΔE 24.6Slate grey · ΔE 25Cadetblue · ΔE 25
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.25, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#650B05
Analogous#05653B, #052F65
Triadic#65055F, #5F6505
Split complementary#65052F, #653B05
Tetradic#3B0565, #650B05, #2F6505

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#40EAF6
Lighter +30%#10E5F3
Lighter +20%#0ABAC6
Lighter +10%#078D96
Darker −10%#033134
Darker −20%#000404
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00636A
Less saturated −25%#125358

Channel breakdown

R5
G95
B101
Red5 (2%)
Green95 (37.3%)
Blue101 (39.6%)
Hue183.75°
Saturation (HSL)90.57%
Lightness20.78%
Dominant channelBlue
Hex per channelR 05 · G 5F · B 65

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Every value on this page was computed from “055f65” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.