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Recognised as Colour

#005857

  • #005857
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#005857 is a cyan with RGB values 0, 88, 87 and HSL 179°, 100%, 17%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#005857#005857
HEX#005857
RGBrgb(0, 88, 87)
RGB (0–1)0, 0.3451, 0.3412
RGB percentages0%, 34.5%, 34.1%
HSLhsl(179.3, 100%, 17.3%)
HSV / HSBhsv(179.3, 100%, 34.5%)
CMYK100%, 0%, 1.1%, 65.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer22,615
CSS custom property--colour: #005857;

Brightness & contrast

Relative luminance0.07668WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.29:1
Contrast with white8.29:1WCAG normal text: AAA
Contrast with black2.53:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#FFA7A8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#515357no red cones; affects about 1% of men; ΔE 22.9 from the original
Deuteranopia#474B58no green cones; the most common form, about 1% of men; ΔE 24.2 from the original
Tritanopia#005B57no blue cones; rare, and affects men and women equally; ΔE 2.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.29:1WCAG large text: AAA
Contrast with black, large text2.53:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.2Teal · ΔE 16.5Dark cyan · ΔE 20.8Dim grey · ΔE 25.8Cadetblue · ΔE 28.1Slate grey · ΔE 28.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.17, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#580001
Analogous#00582B, #002D58
Triadic#570058, #585700
Split complementary#58002D, #582B00
Tetradic#2B0058, #580001, #2D5800

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#25FFFD
Lighter +30%#00F1EE
Lighter +20%#00BEBC
Lighter +10%#008B89
Darker −10%#002525
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005857
Less saturated −25%#0B4D4C

Channel breakdown

R0
G88
B87
Red0 (0%)
Green88 (34.5%)
Blue87 (34.1%)
Hue179.32°
Saturation (HSL)100%
Lightness17.25%
Dominant channelGreen
Hex per channelR 00 · G 58 · B 57

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Every value on this page was computed from “hex 005857” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.