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Recognised as Colour

#3C7BBF

  • #3C7BBF
  • Blue
  • Dark
  • Nearest: Steel blue

#3C7BBF is a blue with RGB values 60, 123, 191 and HSL 211°, 52%, 49%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#3C7BBF#3C7BBF
HEX#3C7BBF
RGBrgb(60, 123, 191)
RGB (0–1)0.2353, 0.4824, 0.749
RGB percentages23.5%, 48.2%, 74.9%
HSLhsl(211.1, 52.2%, 49.2%)
HSV / HSBhsv(211.1, 68.6%, 74.9%)
CMYK68.6%, 35.6%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,963,839
CSS custom property--colour: #3C7BBF;

Brightness & contrast

Relative luminance0.18888WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.78:1
Contrast with white4.4:1WCAG normal text: Fail
Contrast with black4.78:1WCAG normal text: AA
Greyscale equivalent#737373
Inverted#C38440

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5D7FC2no red cones; affects about 1% of men; ΔE 6.5 from the original
Deuteranopia#4A73BEno green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#008B94no blue cones; rare, and affects men and women equally; ΔE 40.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.4:1WCAG large text: AA
Contrast with black, large text4.78:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.4Cornflower blue · ΔE 15.6Dodgerblue · ΔE 24.8Deep skyblue · ΔE 29.6Dark slateblue · ΔE 31Light slate grey · ΔE 31.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BF803C
Analogous#3CBCBF, #3F3CBF
Triadic#BF3C7B, #7BBF3C
Split complementary#BF3F3C, #BDBF3C
Tetradic#BF3CBC, #BF803C, #3CBF3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D5E3F2
Lighter +30%#AEC9E6
Lighter +20%#88AFD9
Lighter +10%#6195CD
Darker −10%#306298
Darker −20%#244971
Darker −30%#17304B
Darker −40%#0B1724
More saturated +25%#1D7ADE
Less saturated −25%#5B7CA0

Channel breakdown

R60
G123
B191
Red60 (23.5%)
Green123 (48.2%)
Blue191 (74.9%)
Hue211.15°
Saturation (HSL)52.19%
Lightness49.22%
Dominant channelBlue
Hex per channelR 3C · G 7B · B BF

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Every value on this page was computed from “3c7bbf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.