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Recognised as Colour

#17608A

  • #17608A
  • Blue
  • Dark
  • Nearest: Steel blue

#17608A is a blue with RGB values 23, 96, 138 and HSL 202°, 71%, 32%. It is a dark colour, so white text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#17608A#17608A
HEX#17608A
RGBrgb(23, 96, 138)
RGB (0–1)0.0902, 0.3765, 0.5412
RGB percentages9%, 37.6%, 54.1%
HSLhsl(201.9, 71.4%, 31.6%)
HSV / HSBhsv(201.9, 83.3%, 54.1%)
CMYK83.3%, 30.4%, 0%, 45.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,532,042
CSS custom property--colour: #17608A;

Brightness & contrast

Relative luminance0.10383WCAG 2.x, 0 is black and 1 is white
Perceived brightness88 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.83:1
Contrast with white6.83:1WCAG normal text: AA
Contrast with black3.08:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#E89F75

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C608Cno red cones; affects about 1% of men; ΔE 11.5 from the original
Deuteranopia#3C5689no green cones; the most common form, about 1% of men; ΔE 12.5 from the original
Tritanopia#006B6Fno blue cones; rare, and affects men and women equally; ΔE 26.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.83:1WCAG large text: AAA
Contrast with black, large text3.08:1WCAG large text: AA

Named colours

Steel blue · ΔE 14.4Slate grey · ΔE 24Light slate grey · ΔE 25.5Dark slate grey · ΔE 27.3Dim grey · ΔE 30.6Teal · ΔE 32.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.37, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8A4117
Analogous#178A7A, #17268A
Triadic#8A1760, #608A17
Split complementary#8A1727, #8A7A17
Tetradic#7A178A, #8A4117, #268A17

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#83C4EA
Lighter +30%#57B0E3
Lighter +20%#2B9BDC
Lighter +10%#1E7EB6
Darker −10%#10425E
Darker −20%#082333
Darker −30%#010507
Darker −40%#000000
More saturated +25%#03659E
Less saturated −25%#2B5B76

Channel breakdown

R23
G96
B138
Red23 (9%)
Green96 (37.6%)
Blue138 (54.1%)
Hue201.91°
Saturation (HSL)71.43%
Lightness31.57%
Dominant channelBlue
Hex per channelR 17 · G 60 · B 8A

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Every value on this page was computed from “17608a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.