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Recognised as Colour

#597F85

  • #597F85
  • Cyan
  • Dark
  • Nearest: Slate grey

#597F85 is a cyan with RGB values 89, 127, 133 and HSL 188°, 20%, 44%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#597F85#597F85
HEX#597F85
RGBrgb(89, 127, 133)
RGB (0–1)0.349, 0.498, 0.5216
RGB percentages34.9%, 49.8%, 52.2%
HSLhsl(188.2, 19.8%, 43.5%)
HSV / HSBhsv(188.2, 33.1%, 52.2%)
CMYK33.1%, 4.5%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,865,349
CSS custom property--colour: #597F85;

Brightness & contrast

Relative luminance0.18996WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.8:1
Contrast with white4.38:1WCAG normal text: Fail
Contrast with black4.8:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#A6807A

Colour vision & accessibility

Protanopia#797C85no red cones; affects about 1% of men; ΔE 12.7 from the original
Deuteranopia#717685no green cones; the most common form, about 1% of men; ΔE 13.2 from the original
Tritanopia#498281no blue cones; rare, and affects men and women equally; ΔE 7.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.38:1WCAG large text: AA
Contrast with black, large text4.8:1WCAG large text: AAA

Named colours

Nearest named CSS colourSlate grey (#708090)ΔE 10.24, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#855F59
Analogous#598575, #596985
Triadic#85597F, #7F8559
Split complementary#855969, #857559
Tetradic#755985, #855F59, #698559

Tints, shades & saturation

Lighter +40%#CDDBDD
Lighter +30%#AEC5C9
Lighter +20%#90AFB4
Lighter +10%#719AA0
Darker −10%#456266
Darker −20%#304548
Darker −30%#1C2729
Darker −40%#070A0B
More saturated +25%#3D93A1
Less saturated −25%#6F6F6F

Channel breakdown

R89
G127
B133
Red89 (34.9%)
Green127 (49.8%)
Blue133 (52.2%)
Hue188.18°
Saturation (HSL)19.82%
Lightness43.53%
Dominant channelBlue
Hex per channelR 59 · G 7F · B 85

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Every value on this page was computed from “597f85” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.