Nerdulator> put something in

Colour

#0043BD

  • #0043BD
  • Blue
  • Dark
  • Nearest: Royal blue

#0043BD is a blue with RGB values 0, 67, 189 and HSL 219°, 100%, 37%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#0043BD#0043BD
HEX#0043BD
RGBrgb(0, 67, 189)
RGB (0–1)0, 0.2627, 0.7412
RGB percentages0%, 26.3%, 74.1%
HSLhsl(218.7, 100%, 37.1%)
HSV / HSBhsv(218.7, 100%, 74.1%)
CMYK100%, 64.6%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer17,341
CSS custom property--colour: #0043BD;

Brightness & contrast

Relative luminance0.07688WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.28:1
Contrast with white8.28:1WCAG normal text: AAA
Contrast with black2.54:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#FFBC42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0057C1no red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#0046BBno green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#00647Ano blue cones; rare, and affects men and women equally; ΔE 69.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.28:1WCAG large text: AAA
Contrast with black, large text2.54:1WCAG large text: Fail

Named colours

Royal blue · ΔE 16.1Slate blue · ΔE 16.3Medium slateblue · ΔE 20.9Rebecca purple · ΔE 23.5Navy · ΔE 25.6Midnight blue · ΔE 25.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.06, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BD7A00
Analogous#00A1BD, #1C00BD
Triadic#BD0043, #43BD00
Split complementary#BD1C00, #A2BD00
Tetradic#BD00A1, #BD7A00, #00BD1C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8AB3FF
Lighter +30%#5793FF
Lighter +20%#2472FF
Lighter +10%#0055F0
Darker −10%#00318A
Darker −20%#001F57
Darker −30%#000D24
Darker −40%#000000
More saturated +25%#0043BD
Less saturated −25%#184AA5

Channel breakdown

R0
G67
B189
Red0 (0%)
Green67 (26.3%)
Blue189 (74.1%)
Hue218.73°
Saturation (HSL)100%
Lightness37.06%
Dominant channelBlue
Hex per channelR 00 · G 43 · B BD

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 “0043bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.