Nerdulator> put something in

Recognised as Colour

#19304C

  • #19304C
  • Blue
  • Dark
  • Nearest: Dark slate grey

#19304C is a blue with RGB values 25, 48, 76 and HSL 213°, 50%, 20%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#19304C#19304C
HEX#19304C
RGBrgb(25, 48, 76)
RGB (0–1)0.098, 0.1882, 0.298
RGB percentages9.8%, 18.8%, 29.8%
HSLhsl(212.9, 50.5%, 19.8%)
HSV / HSBhsv(212.9, 67.1%, 29.8%)
CMYK67.1%, 36.8%, 0%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,650,764
CSS custom property--colour: #19304C;

Brightness & contrast

Relative luminance0.02842WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.39:1
Contrast with white13.39:1WCAG normal text: AAA
Contrast with black1.57:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#E6CFB3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#24324Dno red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#1D2D4Bno green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#00363Ano blue cones; rare, and affects men and women equally; ΔE 20.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.39:1WCAG large text: AAA
Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.9Black · ΔE 27.9Dim grey · ΔE 32Slate grey · ΔE 34.9Dark slateblue · ΔE 35.2Steel blue · ΔE 35.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C3519
Analogous#19494C, #1C194C
Triadic#4C1930, #304C19
Split complementary#4C1B19, #4A4C19
Tetradic#4C1949, #4C3519, #194C1B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6593CC
Lighter +30%#3F79BF
Lighter +20%#326099
Lighter +10%#264872
Darker −10%#0C1826
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0C2F59
Less saturated −25%#26313F

Channel breakdown

R25
G48
B76
Red25 (9.8%)
Green48 (18.8%)
Blue76 (29.8%)
Hue212.94°
Saturation (HSL)50.5%
Lightness19.8%
Dominant channelBlue
Hex per channelR 19 · G 30 · B 4C

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 “19304c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.