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Recognised as Colour

#617DAC

  • #617DAC
  • Blue
  • Dark
  • Nearest: Steel blue

#617DAC is a blue with RGB values 97, 125, 172 and HSL 218°, 31%, 53%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#617DAC#617DAC
HEX#617DAC
RGBrgb(97, 125, 172)
RGB (0–1)0.3804, 0.4902, 0.6745
RGB percentages38%, 49%, 67.5%
HSLhsl(217.6, 31.1%, 52.7%)
HSV / HSBhsv(217.6, 43.6%, 67.5%)
CMYK43.6%, 27.3%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,389,164
CSS custom property--colour: #617DAC;

Brightness & contrast

Relative luminance0.20187WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.04:1
Contrast with white4.17:1WCAG normal text: Fail
Contrast with black5.04:1WCAG normal text: AA
Greyscale equivalent#7A7A7A
Inverted#9E8253

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C80AEno red cones; affects about 1% of men; ΔE 2.9 from the original
Deuteranopia#6479ABno green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#46878Dno blue cones; rare, and affects men and women equally; ΔE 28.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.17:1WCAG large text: AA
Contrast with black, large text5.04:1WCAG large text: AAA

Named colours

Steel blue · ΔE 7.9Light slate grey · ΔE 18.1Slate grey · ΔE 18.2Cornflower blue · ΔE 24.3Gray · ΔE 28.3Dim grey · ΔE 29.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.86, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AC9061
Analogous#61A3AC, #6B61AC
Triadic#AC617D, #7DAC61
Split complementary#AC6B61, #A3AC61
Tetradic#AC61A3, #AC9061, #61AC6B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E7EBF2
Lighter +30%#C5D0E1
Lighter +20%#A4B4CF
Lighter +10%#8299BE
Darker −10%#4B648F
Darker −20%#3A4D6D
Darker −30%#28354C
Darker −40%#161E2B
More saturated +25%#4375CA
Less saturated −25%#7F858E

Channel breakdown

R97
G125
B172
Red97 (38%)
Green125 (49%)
Blue172 (67.5%)
Hue217.6°
Saturation (HSL)31.12%
Lightness52.75%
Dominant channelBlue
Hex per channelR 61 · G 7D · B AC

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Every value on this page was computed from “617dac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.