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Recognised as Colour

#179CEC

  • #179CEC
  • Blue
  • Dark
  • Nearest: Cornflower blue

#179CEC is a blue with RGB values 23, 156, 236 and HSL 203°, 85%, 51%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#179CEC#179CEC
HEX#179CEC
RGBrgb(23, 156, 236)
RGB (0–1)0.0902, 0.6118, 0.9255
RGB percentages9%, 61.2%, 92.5%
HSLhsl(202.5, 84.9%, 50.8%)
HSV / HSBhsv(202.5, 90.3%, 92.5%)
CMYK90.3%, 33.9%, 0%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,547,500
CSS custom property--colour: #179CEC;

Brightness & contrast

Relative luminance0.30015WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7:1
Contrast with white3:1WCAG normal text: Fail
Contrast with black7:1WCAG normal text: AAA
Greyscale equivalent#868686
Inverted#E86313

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#759FEFno red cones; affects about 1% of men; ΔE 13.7 from the original
Deuteranopia#588DEBno green cones; the most common form, about 1% of men; ΔE 16.3 from the original
Tritanopia#00B0B9no blue cones; rare, and affects men and women equally; ΔE 44.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3:1WCAG large text: Fail
Contrast with black, large text7:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 13.9Deep skyblue · ΔE 18.3Steel blue · ΔE 19.4Dodgerblue · ΔE 20.4Light skyblue · ΔE 28.3Sky blue · ΔE 34.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 13.89, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EC6717
Analogous#17ECD2, #1731EC
Triadic#EC179C, #9CEC17
Split complementary#EC1731, #ECD217
Tetradic#D217EC, #EC6717, #32EC17

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4ECFB
Lighter +30%#A4D8F8
Lighter +20%#75C4F4
Lighter +10%#46B0F0
Darker −10%#107EC0
Darker −20%#0C5F91
Darker −30%#084062
Darker −40%#042133
More saturated +25%#04A1FF
Less saturated −25%#3694CD

Channel breakdown

R23
G156
B236
Red23 (9%)
Green156 (61.2%)
Blue236 (92.5%)
Hue202.54°
Saturation (HSL)84.86%
Lightness50.78%
Dominant channelBlue
Hex per channelR 17 · G 9C · B EC

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Every value on this page was computed from “179cec” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.