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Colour

#3B6397

  • #3B6397
  • Blue
  • Dark
  • Nearest: Steel blue

#3B6397 is a blue with RGB values 59, 99, 151 and HSL 214°, 44%, 41%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#3B6397#3B6397
HEX#3B6397
RGBrgb(59, 99, 151)
RGB (0–1)0.2314, 0.3882, 0.5922
RGB percentages23.1%, 38.8%, 59.2%
HSLhsl(213.9, 43.8%, 41.2%)
HSV / HSBhsv(213.9, 60.9%, 59.2%)
CMYK60.9%, 34.4%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,892,119
CSS custom property--colour: #3B6397;

Brightness & contrast

Relative luminance0.12088WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.14:1
Contrast with white6.14:1WCAG normal text: AA
Contrast with black3.42:1WCAG normal text: Fail
Greyscale equivalent#5E5E5E
Inverted#C49C68

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D6699no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#415E96no green cones; the most common form, about 1% of men; ΔE 4.5 from the original
Tritanopia#006F76no blue cones; rare, and affects men and women equally; ΔE 33.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.14:1WCAG large text: AAA
Contrast with black, large text3.42:1WCAG large text: AA

Named colours

Steel blue · ΔE 13Slate grey · ΔE 25.3Light slate grey · ΔE 26.5Cornflower blue · ΔE 27.3Dark slateblue · ΔE 27.4Dim grey · ΔE 32.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 12.95, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#976F3B
Analogous#3B9197, #413B97
Triadic#973B63, #63973B
Split complementary#97413B, #91973B
Tetradic#973B91, #976F3B, #3B9741

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BACCE4
Lighter +30%#95B1D6
Lighter +20%#7196C7
Lighter +10%#4C7BB9
Darker −10%#2D4B72
Darker −20%#1E334E
Darker −30%#101B29
Darker −40%#020304
More saturated +25%#2160B1
Less saturated −25%#55667D

Channel breakdown

R59
G99
B151
Red59 (23.1%)
Green99 (38.8%)
Blue151 (59.2%)
Hue213.91°
Saturation (HSL)43.81%
Lightness41.18%
Dominant channelBlue
Hex per channelR 3B · G 63 · B 97

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Every value on this page was computed from “3b6397” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.