Nerdulator> put something in

Colour

#0551C4

  • #0551C4
  • Blue
  • Dark
  • Nearest: Royal blue

#0551C4 is a blue with RGB values 5, 81, 196 and HSL 216°, 95%, 39%. It is a dark colour, so white text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0551C4#0551C4
HEX#0551C4
RGBrgb(5, 81, 196)
RGB (0–1)0.0196, 0.3176, 0.7686
RGB percentages2%, 31.8%, 76.9%
HSLhsl(216.1, 95%, 39.4%)
HSV / HSBhsv(216.1, 97.4%, 76.9%)
CMYK97.4%, 58.7%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer348,612
CSS custom property--colour: #0551C4;

Brightness & contrast

Relative luminance0.09903WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.05:1
Contrast with white7.05:1WCAG normal text: AAA
Contrast with black2.98:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#FAAE3B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0061C8no red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#0051C2no green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#006F82no blue cones; rare, and affects men and women equally; ΔE 65.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.05:1WCAG large text: AAA
Contrast with black, large text2.98:1WCAG large text: Fail

Named colours

Royal blue · ΔE 10.2Slate blue · ΔE 14.6Medium slateblue · ΔE 20.9Dark slateblue · ΔE 24.1Rebecca purple · ΔE 25.1Medium purple · ΔE 25.4
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C47805
Analogous#05B1C4, #1905C4
Triadic#C40551, #51C405
Split complementary#C41905, #B1C405
Tetradic#C405B0, #C47805, #05C418

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99C0FC
Lighter +30%#67A2FB
Lighter +20%#3583FA
Lighter +10%#0666F6
Darker −10%#043C92
Darker −20%#022861
Darker −30%#01132F
Darker −40%#000000
More saturated +25%#0050C9
Less saturated −25%#1E56AB

Channel breakdown

R5
G81
B196
Red5 (2%)
Green81 (31.8%)
Blue196 (76.9%)
Hue216.13°
Saturation (HSL)95.02%
Lightness39.41%
Dominant channelBlue
Hex per channelR 05 · G 51 · B C4

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 “0551c4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.