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Colour

#159BCC

  • #159BCC
  • Cyan
  • Dark
  • Nearest: Steel blue

#159BCC is a cyan with RGB values 21, 155, 204 and HSL 196°, 81%, 44%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#159BCC#159BCC
HEX#159BCC
RGBrgb(21, 155, 204)
RGB (0–1)0.0824, 0.6078, 0.8
RGB percentages8.2%, 60.8%, 80%
HSLhsl(196.1, 81.3%, 44.1%)
HSV / HSBhsv(196.1, 89.7%, 80%)
CMYK89.7%, 24%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,416,140
CSS custom property--colour: #159BCC;

Brightness & contrast

Relative luminance0.27962WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.59:1
Contrast with white3.19:1WCAG normal text: Fail
Contrast with black6.59:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#EA6433

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8299CEno red cones; affects about 1% of men; ΔE 21.4 from the original
Deuteranopia#6B89CBno green cones; the most common form, about 1% of men; ΔE 23.4 from the original
Tritanopia#00A8ACno blue cones; rare, and affects men and women equally; ΔE 28.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.19:1WCAG large text: AA
Contrast with black, large text6.59:1WCAG large text: AAA

Named colours

Steel blue · ΔE 13.9Deep skyblue · ΔE 15.2Light skyblue · ΔE 21.3Sky blue · ΔE 23.4Light slate grey · ΔE 27.2Cadetblue · ΔE 27.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 13.95, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CC4615
Analogous#15CCA2, #153FCC
Triadic#CC159B, #9BCC15
Split complementary#CC153F, #CCA215
Tetradic#A215CC, #CC4615, #3FCC15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6E6F7
Lighter +30%#87D6F3
Lighter +20%#59C6EE
Lighter +10%#2BB6E9
Darker −10%#10789E
Darker −20%#0B5570
Darker −30%#073241
Darker −40%#020E13
More saturated +25%#00A5E1
Less saturated −25%#318EB0

Channel breakdown

R21
G155
B204
Red21 (8.2%)
Green155 (60.8%)
Blue204 (80%)
Hue196.07°
Saturation (HSL)81.33%
Lightness44.12%
Dominant channelBlue
Hex per channelR 15 · G 9B · B CC

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Every value on this page was computed from “159bcc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.