Nerdulator> put something in

Recognised as Colour

#334EBB

  • #334EBB
  • Blue
  • Dark
  • Nearest: Royal blue

#334EBB is a blue with RGB values 51, 78, 187 and HSL 228°, 57%, 47%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#334EBB#334EBB
HEX#334EBB
RGBrgb(51, 78, 187)
RGB (0–1)0.2, 0.3059, 0.7333
RGB percentages20%, 30.6%, 73.3%
HSLhsl(228.1, 57.1%, 46.7%)
HSV / HSBhsv(228.1, 72.7%, 73.3%)
CMYK72.7%, 58.3%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,362,491
CSS custom property--colour: #334EBB;

Brightness & contrast

Relative luminance0.0974WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.12:1
Contrast with white7.12:1WCAG normal text: AAA
Contrast with black2.95:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#CCB144

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005EBFno red cones; affects about 1% of men; ΔE 13.6 from the original
Deuteranopia#0052B9no green cones; the most common form, about 1% of men; ΔE 7.2 from the original
Tritanopia#00697Dno blue cones; rare, and affects men and women equally; ΔE 62.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.12:1WCAG large text: AAA
Contrast with black, large text2.95:1WCAG large text: Fail

Named colours

Royal blue · ΔE 11.7Slate blue · ΔE 11.7Dark slateblue · ΔE 19.5Medium slateblue · ΔE 20.4Rebecca purple · ΔE 20.5Medium purple · ΔE 22.2
Nearest named CSS colourRoyal blue (#4169E1)ΔE 11.66, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BBA033
Analogous#3392BB, #5C33BB
Triadic#BB334E, #4EBB33
Split complementary#BB5C33, #92BB33
Tetradic#BB3392, #BBA033, #33BB5C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CAD1F0
Lighter +30%#A2AFE5
Lighter +20%#798DDB
Lighter +10%#516AD0
Darker −10%#283D93
Darker −20%#1D2D6B
Darker −30%#121C43
Darker −40%#070B1B
More saturated +25%#153CD9
Less saturated −25%#51609D

Channel breakdown

R51
G78
B187
Red51 (20%)
Green78 (30.6%)
Blue187 (73.3%)
Hue228.09°
Saturation (HSL)57.14%
Lightness46.67%
Dominant channelBlue
Hex per channelR 33 · G 4E · B BB

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 “334ebb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.