Colour

#1F19FB

#1F19FB
Blue
Dark
Nearest: Blue

#1F19FB is a blue with RGB values 31, 25, 251 and HSL 242°, 97%, 54%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#1F19FB#1F19FB

HEX#1F19FB

RGBrgb(31, 25, 251)

RGB (0–1)0.1216, 0.098, 0.9843

RGB percentages12.2%, 9.8%, 98.4%

HSLhsl(241.6, 96.6%, 54.1%)

HSV / HSBhsv(241.6, 90%, 98.4%)

CMYK87.6%, 90%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,038,267

CSS custom property--colour: #1F19FB;

Brightness & contrast

Relative luminance0.07952WCAG 2.x, 0 is black and 1 is white

Perceived brightness88.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.11:1

Contrast with white8.11:1WCAG normal text: AAA

Contrast with black2.59:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#E0E604

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#005BFFno red cones; affects about 1% of men; ΔE 37.5 from the original

Deuteranopia#0043F8no green cones; the most common form, about 1% of men; ΔE 23.1 from the original

Tritanopia#006C95no blue cones; rare, and affects men and women equally; ΔE 112.1 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text8.11:1WCAG large text: AAA

Contrast with black, large text2.59:1WCAG large text: Fail

Named colours

Blue · ΔE 7.4 Medium blue · ΔE 16 Blue violet · ΔE 29.7 Dark violet · ΔE 33.2 Dark orchid · ΔE 44.7 Dark blue · ΔE 45.7

Nearest named CSS colourBlue (#0000FF)ΔE 7.43, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#F5FB19

Analogous#1984FB, #9019FB

Triadic#FB1F19, #19FB1F

Split complementary#FB9019, #84FB19

Tetradic#FB1984, #F5FB19, #19FB90

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#E2E2FE

Lighter +30%#B1AFFE

Lighter +20%#817DFD

Lighter +10%#504BFC

Darker −10%#0A04DD

Darker −20%#0703AB

Darker −30%#050279

Darker −40%#030147

More saturated +25%#1B15FF

Less saturated −25%#3B36DE

Channel breakdown

R31

G25

B251

Red31 (12.2%)

Green25 (9.8%)

Blue251 (98.4%)

Hue241.59°

Saturation (HSL)96.58%

Lightness54.12%

Dominant channelBlue

Hex per channelR 1F · G 19 · B FB

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#1F19FB

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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