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Recognised as Colour

#3A68B4

  • #3A68B4
  • Blue
  • Dark
  • Nearest: Cornflower blue

#3A68B4 is a blue with RGB values 58, 104, 180 and HSL 217°, 51%, 47%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#3A68B4#3A68B4
HEX#3A68B4
RGBrgb(58, 104, 180)
RGB (0–1)0.2275, 0.4078, 0.7059
RGB percentages22.7%, 40.8%, 70.6%
HSLhsl(217.4, 51.3%, 46.7%)
HSV / HSBhsv(217.4, 67.8%, 70.6%)
CMYK67.8%, 42.2%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,827,892
CSS custom property--colour: #3A68B4;

Brightness & contrast

Relative luminance0.14095WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.5:1
Contrast with white5.5:1WCAG normal text: AA
Contrast with black3.82:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#C5974B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#446FB7no red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#3164B2no green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#007985no blue cones; rare, and affects men and women equally; ΔE 45 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.5:1WCAG large text: AAA
Contrast with black, large text3.82:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 18.1Steel blue · ΔE 20.4Dark slateblue · ΔE 21.5Dodgerblue · ΔE 23.7Royal blue · ΔE 26.5Slate blue · ΔE 29.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 18.08, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B4863A
Analogous#3AA5B4, #493AB4
Triadic#B43A68, #68B43A
Split complementary#B4493A, #A5B43A
Tetradic#B43AA5, #B4863A, #3AB449

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCD9EE
Lighter +30%#A5BCE2
Lighter +20%#7E9FD6
Lighter +10%#5883C9
Darker −10%#2E528D
Darker −20%#213B67
Darker −30%#152540
Darker −40%#080F1A
More saturated +25%#1C61D2
Less saturated −25%#586F96

Channel breakdown

R58
G104
B180
Red58 (22.7%)
Green104 (40.8%)
Blue180 (70.6%)
Hue217.38°
Saturation (HSL)51.26%
Lightness46.67%
Dominant channelBlue
Hex per channelR 3A · G 68 · B B4

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Every value on this page was computed from “3a68b4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.