Recognised as Colour

#311AF3

#311AF3
Blue
Dark
Nearest: Blue

#311AF3 is a blue with RGB values 49, 26, 243 and HSL 246°, 90%, 53%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#311AF3#311AF3

HEX#311AF3

RGBrgb(49, 26, 243)

RGB (0–1)0.1922, 0.102, 0.9529

RGB percentages19.2%, 10.2%, 95.3%

HSLhsl(246.4, 90%, 52.7%)

HSV / HSBhsv(246.4, 89.3%, 95.3%)

CMYK79.8%, 89.3%, 0%, 4.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,218,163

CSS custom property--colour: #311AF3;

Brightness & contrast

Relative luminance0.07863WCAG 2.x, 0 is black and 1 is white

Perceived brightness88.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.16:1

Contrast with white8.16:1WCAG normal text: AAA

Contrast with black2.57:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#CEE50C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0059F8no red cones; affects about 1% of men; ΔE 35.9 from the original

Deuteranopia#0044F0no green cones; the most common form, about 1% of men; ΔE 23.9 from the original

Tritanopia#006890no blue cones; rare, and affects men and women equally; ΔE 107.9 from the original

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

Contrast with white, large text8.16:1WCAG large text: AAA

Contrast with black, large text2.57:1WCAG large text: Fail

Named colours

Blue · ΔE 11.7 Medium blue · ΔE 12.3 Blue violet · ΔE 25.5 Dark violet · ΔE 29.3 Dark orchid · ΔE 40.4 Dark blue · ΔE 41.5

Nearest named CSS colourBlue (#0000FF)ΔE 11.75, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DCF31A

Analogous#1A70F3, #9D1AF3

Triadic#F3311A, #1AF331

Split complementary#F39D1A, #70F31A

Tetradic#F31A70, #DCF31A, #1AF39D

Tints, shades & saturation

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

Lighter +40%#DFDCFD

Lighter +30%#B4ABFB

Lighter +20%#887BF8

Lighter +10%#5D4AF6

Darker −10%#200BCF

Darker −20%#18089F

Darker −30%#11066E

Darker −40%#09033E

More saturated +25%#280EFF

Less saturated −25%#4938D5

Channel breakdown

R49

G26

B243

Red49 (19.2%)

Green26 (10.2%)

Blue243 (95.3%)

Hue246.36°

Saturation (HSL)90.04%

Lightness52.75%

Dominant channelBlue

Hex per channelR 31 · G 1A · B F3

Keep nerding

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

#311AF3

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

Nerdulate something else