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Colour

#3C517E

  • #3C517E
  • Blue
  • Dark
  • Nearest: Steel blue

#3C517E is a blue with RGB values 60, 81, 126 and HSL 221°, 35%, 36%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3C517E#3C517E
HEX#3C517E
RGBrgb(60, 81, 126)
RGB (0–1)0.2353, 0.3176, 0.4941
RGB percentages23.5%, 31.8%, 49.4%
HSLhsl(220.9, 35.5%, 36.5%)
HSV / HSBhsv(220.9, 52.4%, 49.4%)
CMYK52.4%, 35.7%, 0%, 50.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,953,022
CSS custom property--colour: #3C517E;

Brightness & contrast

Relative luminance0.08352WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.86:1
Contrast with white7.86:1WCAG normal text: AAA
Contrast with black2.67:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#C3AE81

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#405580no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#384F7Dno green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#1E5B61no blue cones; rare, and affects men and women equally; ΔE 29.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.86:1WCAG large text: AAA
Contrast with black, large text2.67:1WCAG large text: Fail

Named colours

Steel blue · ΔE 20.7Dark slateblue · ΔE 25.1Slate grey · ΔE 26.3Light slate grey · ΔE 28.2Dark slate grey · ΔE 30Dim grey · ΔE 30.1
Nearest named CSS colourSteel blue (#4682B4)ΔE 20.7, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7E693C
Analogous#3C727E, #483C7E
Triadic#7E3C51, #517E3C
Split complementary#7E483C, #727E3C
Tetradic#7E3C72, #7E693C, #3C7E48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AEBBD8
Lighter +30%#8B9EC8
Lighter +20%#6982B7
Lighter +10%#4C67A1
Darker −10%#2C3B5B
Darker −20%#1B2539
Darker −30%#0B0E16
Darker −40%#000000
More saturated +25%#254995
Less saturated −25%#535967

Channel breakdown

R60
G81
B126
Red60 (23.5%)
Green81 (31.8%)
Blue126 (49.4%)
Hue220.91°
Saturation (HSL)35.48%
Lightness36.47%
Dominant channelBlue
Hex per channelR 3C · G 51 · B 7E

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Every value on this page was computed from “3c517e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.