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Recognised as Colour

#587B85

  • #587B85
  • Cyan
  • Dark
  • Nearest: Slate grey

#587B85 is a cyan with RGB values 88, 123, 133 and HSL 193°, 20%, 43%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#587B85#587B85
HEX#587B85
RGBrgb(88, 123, 133)
RGB (0–1)0.3451, 0.4824, 0.5216
RGB percentages34.5%, 48.2%, 52.2%
HSLhsl(193.3, 20.4%, 43.3%)
HSV / HSBhsv(193.3, 33.8%, 52.2%)
CMYK33.8%, 7.5%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,798,789
CSS custom property--colour: #587B85;

Brightness & contrast

Relative luminance0.17934WCAG 2.x, 0 is black and 1 is white
Perceived brightness114.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.59:1
Contrast with white4.58:1WCAG normal text: AA
Contrast with black4.59:1WCAG normal text: AA
Greyscale equivalent#747474
Inverted#A7847A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#747986no red cones; affects about 1% of men; ΔE 10.9 from the original
Deuteranopia#6D7385no green cones; the most common form, about 1% of men; ΔE 11.6 from the original
Tritanopia#487F7Eno blue cones; rare, and affects men and women equally; ΔE 9.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.58:1WCAG large text: AAA
Contrast with black, large text4.59:1WCAG large text: AAA

Named colours

Slate grey · ΔE 8.4Light slate grey · ΔE 10.1Gray · ΔE 14.2Dim grey · ΔE 14.4Cadetblue · ΔE 15.5Dark slate grey · ΔE 19.1
Nearest named CSS colourSlate grey (#708090)ΔE 8.41, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#856258
Analogous#588579, #586485
Triadic#85587B, #7B8558
Split complementary#855864, #857958
Tetradic#795885, #856258, #648558

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCD9DD
Lighter +30%#ADC3C9
Lighter +20%#8EACB5
Lighter +10%#7095A0
Darker −10%#445F66
Darker −20%#2F4248
Darker −30%#1B2629
Darker −40%#07090A
More saturated +25%#3C8AA1
Less saturated −25%#6F6F6F

Channel breakdown

R88
G123
B133
Red88 (34.5%)
Green123 (48.2%)
Blue133 (52.2%)
Hue193.33°
Saturation (HSL)20.36%
Lightness43.33%
Dominant channelBlue
Hex per channelR 58 · G 7B · B 85

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Every value on this page was computed from “587b85” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.