Nerdulator> put something in

Colour

#3776FF

  • #3776FF
  • Blue
  • Dark
  • Nearest: Royal blue

#3776FF is a blue with RGB values 55, 118, 255 and HSL 221°, 100%, 61%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3776FF#3776FF
HEX#3776FF
RGBrgb(55, 118, 255)
RGB (0–1)0.2157, 0.4627, 1
RGB percentages21.6%, 46.3%, 100%
HSLhsl(221.1, 100%, 60.8%)
HSV / HSBhsv(221.1, 78.4%, 100%)
CMYK78.4%, 53.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,634,943
CSS custom property--colour: #3776FF;

Brightness & contrast

Relative luminance0.20989WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.2:1
Contrast with white4.04:1WCAG normal text: Fail
Contrast with black5.2:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#C88900

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0088FFno red cones; affects about 1% of men; ΔE 15.9 from the original
Deuteranopia#0076FCno green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#0098AFno blue cones; rare, and affects men and women equally; ΔE 74.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.04:1WCAG large text: AA
Contrast with black, large text5.2:1WCAG large text: AAA

Named colours

Royal blue · ΔE 10Medium slateblue · ΔE 15.7Slate blue · ΔE 19.5Dodgerblue · ΔE 21.7Medium purple · ΔE 25.4Cornflower blue · ΔE 32
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.04, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFC037
Analogous#37DAFF, #5C37FF
Triadic#FF3776, #76FF37
Split complementary#FF5C37, #DAFF37
Tetradic#FF37DA, #FFC037, #37FF5C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D0DFFF
Lighter +20%#9DBCFF
Lighter +10%#6A99FF
Darker −10%#0453FF
Darker −20%#0042D0
Darker −30%#00319D
Darker −40%#00216A
More saturated +25%#3776FF
Less saturated −25%#507FE6

Channel breakdown

R55
G118
B255
Red55 (21.6%)
Green118 (46.3%)
Blue255 (100%)
Hue221.1°
Saturation (HSL)100%
Lightness60.78%
Dominant channelBlue
Hex per channelR 37 · G 76 · B FF

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “3776ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.