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Colour

#2D90FF

  • #2D90FF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#2D90FF is a blue with RGB values 45, 144, 255 and HSL 212°, 100%, 59%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#2D90FF#2D90FF
HEX#2D90FF
RGBrgb(45, 144, 255)
RGB (0–1)0.1765, 0.5647, 1
RGB percentages17.6%, 56.5%, 100%
HSLhsl(211.7, 100%, 58.8%)
HSV / HSBhsv(211.7, 82.4%, 100%)
CMYK82.4%, 43.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,986,239
CSS custom property--colour: #2D90FF;

Brightness & contrast

Relative luminance0.27724WCAG 2.x, 0 is black and 1 is white
Perceived brightness142.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.54:1
Contrast with white3.21:1WCAG normal text: Fail
Contrast with black6.54:1WCAG normal text: AA
Greyscale equivalent#838383
Inverted#D26F00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#569AFFno red cones; affects about 1% of men; ΔE 7.6 from the original
Deuteranopia#2987FDno green cones; the most common form, about 1% of men; ΔE 6.1 from the original
Tritanopia#00ABBBno blue cones; rare, and affects men and women equally; ΔE 60.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.21:1WCAG large text: AA
Contrast with black, large text6.54:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 1.1Cornflower blue · ΔE 14Royal blue · ΔE 19.5Medium purple · ΔE 29.2Slate blue · ΔE 29.3Medium slateblue · ΔE 31.1
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 1.13, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF9C2D
Analogous#2DF9FF, #332DFF
Triadic#FF2D90, #90FF2D
Split complementary#FF332D, #F9FF2D
Tetradic#FF2DF9, #FF9C2D, #2DFF33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F9FCFF
Lighter +30%#C6E1FF
Lighter +20%#93C6FF
Lighter +10%#60ABFF
Darker −10%#0075F9
Darker −20%#005DC6
Darker −30%#004593
Darker −40%#002D60
More saturated +25%#2D90FF
Less saturated −25%#4791E5

Channel breakdown

R45
G144
B255
Red45 (17.6%)
Green144 (56.5%)
Blue255 (100%)
Hue211.71°
Saturation (HSL)100%
Lightness58.82%
Dominant channelBlue
Hex per channelR 2D · G 90 · B FF

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Every value on this page was computed from “2d90ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.