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Recognised as Colour

#015664

  • #015664
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#015664 is a cyan with RGB values 1, 86, 100 and HSL 188°, 98%, 20%. 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

#015664#015664
HEX#015664
RGBrgb(1, 86, 100)
RGB (0–1)0.0039, 0.3373, 0.3922
RGB percentages0.4%, 33.7%, 39.2%
HSLhsl(188.5, 98%, 19.8%)
HSV / HSBhsv(188.5, 99%, 39.2%)
CMYK99%, 14%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer87,652
CSS custom property--colour: #015664;

Brightness & contrast

Relative luminance0.07582WCAG 2.x, 0 is black and 1 is white
Perceived brightness74 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.35:1
Contrast with white8.35:1WCAG normal text: AAA
Contrast with black2.52:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#FEA99B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C5365no red cones; affects about 1% of men; ΔE 18.7 from the original
Deuteranopia#404A64no green cones; the most common form, about 1% of men; ΔE 19.8 from the original
Tritanopia#005B5Ano blue cones; rare, and affects men and women equally; ΔE 10.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.35:1WCAG large text: AAA
Contrast with black, large text2.52:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 11.9Teal · ΔE 20.4Dark cyan · ΔE 24.3Dim grey · ΔE 24.7Slate grey · ΔE 24.8Light slate grey · ΔE 27.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 11.87, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#640F01
Analogous#016441, #012564
Triadic#640156, #566401
Split complementary#640124, #644101
Tetradic#410164, #640F01, #246401

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#34E1FD
Lighter +30%#03D8FB
Lighter +20%#02ADC9
Lighter +10%#028196
Darker −10%#002B32
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005765
Less saturated −25%#0E4D57

Channel breakdown

R1
G86
B100
Red1 (0.4%)
Green86 (33.7%)
Blue100 (39.2%)
Hue188.48°
Saturation (HSL)98.02%
Lightness19.8%
Dominant channelBlue
Hex per channelR 01 · G 56 · B 64

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Every value on this page was computed from “hex 015664” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.