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Colour

#176AFF

  • #176AFF
  • Blue
  • Dark
  • Nearest: Royal blue

#176AFF is a blue with RGB values 23, 106, 255 and HSL 219°, 100%, 55%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#176AFF#176AFF
HEX#176AFF
RGBrgb(23, 106, 255)
RGB (0–1)0.0902, 0.4157, 1
RGB percentages9%, 41.6%, 100%
HSLhsl(218.5, 100%, 54.5%)
HSV / HSBhsv(218.5, 91%, 100%)
CMYK91%, 58.4%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,534,719
CSS custom property--colour: #176AFF;

Brightness & contrast

Relative luminance0.1771WCAG 2.x, 0 is black and 1 is white
Perceived brightness119 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.62:1
Contrast with white4.62:1WCAG normal text: AA
Contrast with black4.54:1WCAG normal text: AA
Greyscale equivalent#636363
Inverted#E89500

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#007FFFno red cones; affects about 1% of men; ΔE 17.2 from the original
Deuteranopia#006BFCno green cones; the most common form, about 1% of men; ΔE 2.7 from the original
Tritanopia#0091AAno blue cones; rare, and affects men and women equally; ΔE 81 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.62:1WCAG large text: AAA
Contrast with black, large text4.54:1WCAG large text: AAA

Named colours

Royal blue · ΔE 16.4Medium slateblue · ΔE 16.8Slate blue · ΔE 22.7Dodgerblue · ΔE 30.4Medium purple · ΔE 30.7Blue violet · ΔE 37.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.35, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFAC17
Analogous#17DEFF, #3817FF
Triadic#FF176A, #6AFF17
Split complementary#FF3817, #DEFF17
Tetradic#FF17DE, #FFAC17, #17FF38

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3EDFF
Lighter +30%#B0CCFF
Lighter +20%#7DACFF
Lighter +10%#4A8BFF
Darker −10%#0051E3
Darker −20%#003FB0
Darker −30%#002D7D
Darker −40%#001A4A
More saturated +25%#176AFF
Less saturated −25%#3472E2

Channel breakdown

R23
G106
B255
Red23 (9%)
Green106 (41.6%)
Blue255 (100%)
Hue218.53°
Saturation (HSL)100%
Lightness54.51%
Dominant channelBlue
Hex per channelR 17 · G 6A · B FF

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Every value on this page was computed from “176aff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.