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Colour

#0050B0

  • #0050B0
  • Blue
  • Dark
  • Nearest: Royal blue

#0050B0 is a blue with RGB values 0, 80, 176 and HSL 213°, 100%, 35%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0050B0#0050B0
HEX#0050B0
RGBrgb(0, 80, 176)
RGB (0–1)0, 0.3137, 0.6902
RGB percentages0%, 31.4%, 69%
HSLhsl(212.7, 100%, 34.5%)
HSV / HSBhsv(212.7, 100%, 69%)
CMYK100%, 54.5%, 0%, 31%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer20,656
CSS custom property--colour: #0050B0;

Brightness & contrast

Relative luminance0.08872WCAG 2.x, 0 is black and 1 is white
Perceived brightness85.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.57:1
Contrast with white7.57:1WCAG normal text: AAA
Contrast with black2.77:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#FFAF4F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005CB3no red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#004DAEno green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#006878no blue cones; rare, and affects men and women equally; ΔE 55.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.57:1WCAG large text: AAA
Contrast with black, large text2.77:1WCAG large text: Fail

Named colours

Royal blue · ΔE 16.8Dark slateblue · ΔE 17.1Slate blue · ΔE 20.1Midnight blue · ΔE 24.9Dodgerblue · ΔE 26Rebecca purple · ΔE 26.4
Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B06000
Analogous#00A8B0, #0800B0
Triadic#B00050, #50B000
Split complementary#B00800, #A8B000
Tetradic#B000A8, #B06000, #00B008

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DB8FF
Lighter +30%#4A9CFF
Lighter +20%#1780FF
Lighter +10%#0067E3
Darker −10%#00397D
Darker −20%#00224A
Darker −30%#000A17
Darker −40%#000000
More saturated +25%#0050B0
Less saturated −25%#16529A

Channel breakdown

R0
G80
B176
Red0 (0%)
Green80 (31.4%)
Blue176 (69%)
Hue212.73°
Saturation (HSL)100%
Lightness34.51%
Dominant channelBlue
Hex per channelR 00 · G 50 · B B0

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Every value on this page was computed from “0050b0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.