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Recognised as Colour

#005658

  • #005658
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#005658 is a cyan with RGB values 0, 86, 88 and HSL 181°, 100%, 17%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#005658#005658
HEX#005658
RGBrgb(0, 86, 88)
RGB (0–1)0, 0.3373, 0.3451
RGB percentages0%, 33.7%, 34.5%
HSLhsl(181.4, 100%, 17.3%)
HSV / HSBhsv(181.4, 100%, 34.5%)
CMYK100%, 2.3%, 0%, 65.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer22,104
CSS custom property--colour: #005658;

Brightness & contrast

Relative luminance0.0736WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.5:1
Contrast with white8.5:1WCAG normal text: AAA
Contrast with black2.47:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#FFA9A7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F5158no red cones; affects about 1% of men; ΔE 22.2 from the original
Deuteranopia#444958no green cones; the most common form, about 1% of men; ΔE 22.9 from the original
Tritanopia#005956no blue cones; rare, and affects men and women equally; ΔE 3.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.5:1WCAG large text: AAA
Contrast with black, large text2.47:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.2Teal · ΔE 17.5Dark cyan · ΔE 21.8Dim grey · ΔE 25.3Slate grey · ΔE 27.9Cadetblue · ΔE 28.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.21, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#580200
Analogous#00582E, #002A58
Triadic#580056, #565800
Split complementary#58002A, #582E00
Tetradic#2E0058, #580200, #2A5800

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#25FAFF
Lighter +30%#00ECF1
Lighter +20%#00BABE
Lighter +10%#00888B
Darker −10%#002425
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005658
Less saturated −25%#0B4B4D

Channel breakdown

R0
G86
B88
Red0 (0%)
Green86 (33.7%)
Blue88 (34.5%)
Hue181.36°
Saturation (HSL)100%
Lightness17.25%
Dominant channelBlue
Hex per channelR 00 · G 56 · B 58

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Every value on this page was computed from “hex 005658” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.