Colour

#0403FA

#0403FA
Blue
Dark
Nearest: Blue

#0403FA is a blue with RGB values 4, 3, 250 and HSL 240°, 98%, 50%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#0403FA#0403FA

HEX#0403FA

RGBrgb(4, 3, 250)

RGB (0–1)0.0157, 0.0118, 0.9804

RGB percentages1.6%, 1.2%, 98%

HSLhsl(240.2, 97.6%, 49.6%)

HSV / HSBhsv(240.2, 98.8%, 98%)

CMYK98.4%, 98.8%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer263,162

CSS custom property--colour: #0403FA;

Brightness & contrast

Relative luminance0.06993WCAG 2.x, 0 is black and 1 is white

Perceived brightness84.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.76:1

Contrast with white8.76:1WCAG normal text: AAA

Contrast with black2.4:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#FBFC05

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0057FFno red cones; affects about 1% of men; ΔE 39.6 from the original

Deuteranopia#003DF7no green cones; the most common form, about 1% of men; ΔE 24.5 from the original

Tritanopia#006993no blue cones; rare, and affects men and women equally; ΔE 115.9 from the original

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

Contrast with white, large text8.76:1WCAG large text: AAA

Contrast with black, large text2.4:1WCAG large text: Fail

Named colours

Blue · ΔE 2.6 Medium blue · ΔE 19 Blue violet · ΔE 33.7 Dark violet · ΔE 36.4 Dark orchid · ΔE 48.9 Dark blue · ΔE 49.1

Nearest named CSS colourBlue (#0000FF)ΔE 2.59, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F9FA03

Analogous#037EFA, #7F03FA

Triadic#FA0403, #03FA04

Split complementary#FA7F03, #7EFA03

Tetradic#FA037E, #F9FA03, #03FA7F

Tints, shades & saturation

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

Lighter +40%#CBCBFE

Lighter +30%#9998FE

Lighter +20%#6666FD

Lighter +10%#3433FD

Darker −10%#0302C8

Darker −20%#020295

Darker −30%#020163

Darker −40%#010130

More saturated +25%#0100FD

Less saturated −25%#2323DA

Channel breakdown

B250

Red4 (1.6%)

Green3 (1.2%)

Blue250 (98%)

Hue240.24°

Saturation (HSL)97.63%

Lightness49.61%

Dominant channelBlue

Hex per channelR 04 · G 03 · B FA

Keep nerding

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

#0403FA

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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