Nerdulator> put something in

Recognised as Colour

#173C62

  • #173C62
  • Blue
  • Dark
  • Nearest: Dark slate grey

#173C62 is a blue with RGB values 23, 60, 98 and HSL 210°, 62%, 24%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#173C62#173C62
HEX#173C62
RGBrgb(23, 60, 98)
RGB (0–1)0.0902, 0.2353, 0.3843
RGB percentages9%, 23.5%, 38.4%
HSLhsl(210.4, 62%, 23.7%)
HSV / HSBhsv(210.4, 76.5%, 38.4%)
CMYK76.5%, 38.8%, 0%, 61.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,522,786
CSS custom property--colour: #173C62;

Brightness & contrast

Relative luminance0.04296WCAG 2.x, 0 is black and 1 is white
Perceived brightness58 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.3:1
Contrast with white11.3:1WCAG normal text: AAA
Contrast with black1.86:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#E8C39D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B3E64no red cones; affects about 1% of men; ΔE 4.3 from the original
Deuteranopia#203761no green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#00454Ano blue cones; rare, and affects men and women equally; ΔE 25.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.3:1WCAG large text: AAA
Contrast with black, large text1.86:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 26.9Steel blue · ΔE 29Dark slateblue · ΔE 30Slate grey · ΔE 32.5Dim grey · ΔE 32.9Light slate grey · ΔE 35
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 26.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#623D17
Analogous#176262, #171762
Triadic#62173C, #3C6217
Split complementary#621717, #626217
Tetradic#621762, #623D17, #176217

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#69A2DC
Lighter +30%#4088D2
Lighter +20%#2A6FB5
Lighter +10%#21558B
Darker −10%#0D2339
Darker −20%#04090F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#083C71
Less saturated −25%#263C53

Channel breakdown

R23
G60
B98
Red23 (9%)
Green60 (23.5%)
Blue98 (38.4%)
Hue210.4°
Saturation (HSL)61.98%
Lightness23.73%
Dominant channelBlue
Hex per channelR 17 · G 3C · B 62

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 “173c62” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.