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Recognised as Colour

#2519FF

  • #2519FF
  • Blue
  • Dark
  • Nearest: Blue

#2519FF is a blue with RGB values 37, 25, 255 and HSL 243°, 100%, 55%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#2519FF#2519FF
HEX#2519FF
RGBrgb(37, 25, 255)
RGB (0–1)0.1451, 0.098, 1
RGB percentages14.5%, 9.8%, 100%
HSLhsl(243.1, 100%, 54.9%)
HSV / HSBhsv(243.1, 90.2%, 100%)
CMYK85.5%, 90.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,431,487
CSS custom property--colour: #2519FF;

Brightness & contrast

Relative luminance0.08309WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.89:1
Contrast with white7.89:1WCAG normal text: AAA
Contrast with black2.66:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#DAE600

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005DFFno red cones; affects about 1% of men; ΔE 40.3 from the original
Deuteranopia#0045FCno green cones; the most common form, about 1% of men; ΔE 23.9 from the original
Tritanopia#006E97no blue cones; rare, and affects men and women equally; ΔE 113.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.89:1WCAG large text: AAA
Contrast with black, large text2.66:1WCAG large text: Fail

Named colours

Blue · ΔE 6.2Medium blue · ΔE 17.6Blue violet · ΔE 30.6Dark violet · ΔE 34Dark orchid · ΔE 45.8Dark blue · ΔE 47.4
Nearest named CSS colourBlue (#0000FF)ΔE 6.18, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F3FF19
Analogous#1980FF, #9819FF
Triadic#FF2519, #19FF25
Split complementary#FF9819, #80FF19
Tetradic#FF1980, #F3FF19, #19FF98

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E6E5FF
Lighter +30%#B6B2FF
Lighter +20%#867FFF
Lighter +10%#554CFF
Darker −10%#0C00E5
Darker −20%#0900B2
Darker −30%#07007F
Darker −40%#04004C
More saturated +25%#2519FF
Less saturated −25%#3F36E2

Channel breakdown

R37
G25
B255
Red37 (14.5%)
Green25 (9.8%)
Blue255 (100%)
Hue243.13°
Saturation (HSL)100%
Lightness54.9%
Dominant channelBlue
Hex per channelR 25 · G 19 · B FF

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Every value on this page was computed from “2519ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.