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Recognised as Colour

#005B6F

  • #005B6F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#005B6F is a cyan with RGB values 0, 91, 111 and HSL 191°, 100%, 22%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#005B6F#005B6F
HEX#005B6F
RGBrgb(0, 91, 111)
RGB (0–1)0, 0.3569, 0.4353
RGB percentages0%, 35.7%, 43.5%
HSLhsl(190.8, 100%, 21.8%)
HSV / HSBhsv(190.8, 100%, 43.5%)
CMYK100%, 18%, 0%, 56.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer23,407
CSS custom property--colour: #005B6F;

Brightness & contrast

Relative luminance0.0863WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.7:1
Contrast with white7.7:1WCAG normal text: AAA
Contrast with black2.73:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#FFA490

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F5870no red cones; affects about 1% of men; ΔE 18.3 from the original
Deuteranopia#424F6Fno green cones; the most common form, about 1% of men; ΔE 19.3 from the original
Tritanopia#006261no blue cones; rare, and affects men and women equally; ΔE 14.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.7:1WCAG large text: AAA
Contrast with black, large text2.73:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.2Teal · ΔE 21Slate grey · ΔE 23.2Dark cyan · ΔE 24.5Steel blue · ΔE 25Dim grey · ΔE 25.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.2, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6F1400
Analogous#006F4C, #00236F
Triadic#6F005B, #5B6F00
Split complementary#6F0023, #6F4C00
Tetradic#4C006F, #6F1400, #236F00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3CDCFF
Lighter +30%#09D3FF
Lighter +20%#00AFD5
Lighter +10%#0085A2
Darker −10%#00313C
Darker −20%#000709
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005B6F
Less saturated −25%#0E5261

Channel breakdown

R0
G91
B111
Red0 (0%)
Green91 (35.7%)
Blue111 (43.5%)
Hue190.81°
Saturation (HSL)100%
Lightness21.76%
Dominant channelBlue
Hex per channelR 00 · G 5B · B 6F

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Every value on this page was computed from “005b6f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.