Nerdulator> put something in

Recognised as Colour

#475D73

  • #475D73
  • Blue
  • Dark
  • Nearest: Slate grey

#475D73 is a blue with RGB values 71, 93, 115 and HSL 210°, 24%, 36%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#475D73#475D73
HEX#475D73
RGBrgb(71, 93, 115)
RGB (0–1)0.2784, 0.3647, 0.451
RGB percentages27.8%, 36.5%, 45.1%
HSLhsl(210, 23.7%, 36.5%)
HSV / HSBhsv(210, 38.3%, 45.1%)
CMYK38.3%, 19.1%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,676,979
CSS custom property--colour: #475D73;

Brightness & contrast

Relative luminance0.10406WCAG 2.x, 0 is black and 1 is white
Perceived brightness90 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.82:1
Contrast with white6.82:1WCAG normal text: AA
Contrast with black3.08:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#B8A28C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#545D74no red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#4F5973no green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#386264no blue cones; rare, and affects men and women equally; ΔE 15.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.82:1WCAG large text: AAA
Contrast with black, large text3.08:1WCAG large text: AA

Named colours

Slate grey · ΔE 15Dim grey · ΔE 16.4Dark slate grey · ΔE 16.5Light slate grey · ΔE 17.8Gray · ΔE 21.4Steel blue · ΔE 22.1
Nearest named CSS colourSlate grey (#708090)ΔE 14.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#735D47
Analogous#477373, #474773
Triadic#73475D, #5D7347
Split complementary#734747, #737347
Tetradic#734773, #735D47, #477347

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5C3D1
Lighter +30%#95AABE
Lighter +20%#7690AA
Lighter +10%#5A7793
Darker −10%#344453
Darker −20%#202A34
Darker −30%#0D1114
Darker −40%#000000
More saturated +25%#305D8A
Less saturated −25%#5D5D5D

Channel breakdown

R71
G93
B115
Red71 (27.8%)
Green93 (36.5%)
Blue115 (45.1%)
Hue210°
Saturation (HSL)23.66%
Lightness36.47%
Dominant channelBlue
Hex per channelR 47 · G 5D · B 73

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 “475d73” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.