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Recognised as Colour

#005174

  • #005174
  • Cyan
  • Dark
  • Nearest: Steel blue

#005174 is a cyan with RGB values 0, 81, 116 and HSL 198°, 100%, 23%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#005174#005174
HEX#005174
RGBrgb(0, 81, 116)
RGB (0–1)0, 0.3176, 0.4549
RGB percentages0%, 31.8%, 45.5%
HSLhsl(198.1, 100%, 22.7%)
HSV / HSBhsv(198.1, 100%, 45.5%)
CMYK100%, 30.2%, 0%, 54.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer20,852
CSS custom property--colour: #005174;

Brightness & contrast

Relative luminance0.07146WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.64:1
Contrast with white8.64:1WCAG normal text: AAA
Contrast with black2.43:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#FFAE8B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#405176no red cones; affects about 1% of men; ΔE 12 from the original
Deuteranopia#314773no green cones; the most common form, about 1% of men; ΔE 13.3 from the original
Tritanopia#005A5Dno blue cones; rare, and affects men and women equally; ΔE 22.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.64:1WCAG large text: AAA
Contrast with black, large text2.43:1WCAG large text: Fail

Named colours

Steel blue · ΔE 21.5Dark slate grey · ΔE 22.6Slate grey · ΔE 26.3Light slate grey · ΔE 28.5Dim grey · ΔE 29.6Teal · ΔE 32
Nearest named CSS colourSteel blue (#4682B4)ΔE 21.53, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#742300
Analogous#00745D, #001774
Triadic#740051, #517400
Split complementary#740017, #745D00
Tetradic#5D0074, #742300, #177400

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#41C6FF
Lighter +30%#0EB6FF
Lighter +20%#0098DA
Lighter +10%#0075A7
Darker −10%#002D41
Darker −20%#000A0E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005174
Less saturated −25%#0E4B66

Channel breakdown

R0
G81
B116
Red0 (0%)
Green81 (31.8%)
Blue116 (45.5%)
Hue198.1°
Saturation (HSL)100%
Lightness22.75%
Dominant channelBlue
Hex per channelR 00 · G 51 · B 74

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Every value on this page was computed from “hex 005174” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.