Nerdulator> put something in

Colour

#1E3449

  • #1E3449
  • Blue
  • Dark
  • Nearest: Dark slate grey

#1E3449 is a blue with RGB values 30, 52, 73 and HSL 209°, 42%, 20%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1E3449#1E3449
HEX#1E3449
RGBrgb(30, 52, 73)
RGB (0–1)0.1176, 0.2039, 0.2863
RGB percentages11.8%, 20.4%, 28.6%
HSLhsl(209.3, 41.7%, 20.2%)
HSV / HSBhsv(209.3, 58.9%, 28.6%)
CMYK58.9%, 28.8%, 0%, 71.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,979,465
CSS custom property--colour: #1E3449;

Brightness & contrast

Relative luminance0.03213WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.78:1
Contrast with white12.78:1WCAG normal text: AAA
Contrast with black1.64:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#E1CBB6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B354Ano red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#263049no green cones; the most common form, about 1% of men; ΔE 5.3 from the original
Tritanopia#06393Bno blue cones; rare, and affects men and women equally; ΔE 16.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.78:1WCAG large text: AAA
Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.8Black · ΔE 26.1Dim grey · ΔE 28.3Slate grey · ΔE 32.4Light slate grey · ΔE 35.3Steel blue · ΔE 35.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.79, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#49331E
Analogous#1E4948, #1E1F49
Triadic#491E34, #34491E
Split complementary#491E1F, #49481E
Tetradic#481E49, #49331E, #1F491E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6F9AC4
Lighter +30%#4B81B5
Lighter +20%#3C6791
Lighter +10%#2D4E6D
Darker −10%#0F1A25
Darker −20%#000101
Darker −30%#000000
Darker −40%#000000
More saturated +25%#113456
Less saturated −25%#2B343C

Channel breakdown

R30
G52
B73
Red30 (11.8%)
Green52 (20.4%)
Blue73 (28.6%)
Hue209.3°
Saturation (HSL)41.75%
Lightness20.2%
Dominant channelBlue
Hex per channelR 1E · G 34 · B 49

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 “1e3449” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.