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Colour

#0B8AFF

  • #0B8AFF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#0B8AFF is a blue with RGB values 11, 138, 255 and HSL 209°, 100%, 52%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#0B8AFF#0B8AFF
HEX#0B8AFF
RGBrgb(11, 138, 255)
RGB (0–1)0.0431, 0.5412, 1
RGB percentages4.3%, 54.1%, 100%
HSLhsl(208.8, 100%, 52.2%)
HSV / HSBhsv(208.8, 95.7%, 100%)
CMYK95.7%, 45.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer756,479
CSS custom property--colour: #0B8AFF;

Brightness & contrast

Relative luminance0.25468WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.09:1
Contrast with white3.45:1WCAG normal text: Fail
Contrast with black6.09:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#F47500

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4795FFno red cones; affects about 1% of men; ΔE 8.2 from the original
Deuteranopia#0081FDno green cones; the most common form, about 1% of men; ΔE 6.2 from the original
Tritanopia#00A7B8no blue cones; rare, and affects men and women equally; ΔE 63.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.45:1WCAG large text: AA
Contrast with black, large text6.09:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 4.6Royal blue · ΔE 16.6Cornflower blue · ΔE 18Slate blue · ΔE 27.6Medium slateblue · ΔE 28.7Medium purple · ΔE 29.1
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 4.56, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF800B
Analogous#0BFFFA, #0B10FF
Triadic#FF0B8A, #8AFF0B
Split complementary#FF0B10, #FFFA0B
Tetradic#FA0BFF, #FF800B, #10FF0B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7ECFF
Lighter +30%#A4D3FF
Lighter +20%#71BBFF
Lighter +10%#3EA2FF
Darker −10%#0070D7
Darker −20%#0055A4
Darker −30%#003B71
Darker −40%#00203E
More saturated +25%#0B8AFF
Less saturated −25%#2989E1

Channel breakdown

R11
G138
B255
Red11 (4.3%)
Green138 (54.1%)
Blue255 (100%)
Hue208.77°
Saturation (HSL)100%
Lightness52.16%
Dominant channelBlue
Hex per channelR 0B · G 8A · B FF

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Every value on this page was computed from “0b8aff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.