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Recognised as Colour

#3AA0DA

  • #3AA0DA
  • Blue
  • Dark
  • Nearest: Steel blue

#3AA0DA is a blue with RGB values 58, 160, 218 and HSL 202°, 68%, 54%. It is a dark colour, so black text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3AA0DA#3AA0DA
HEX#3AA0DA
RGBrgb(58, 160, 218)
RGB (0–1)0.2275, 0.6275, 0.8549
RGB percentages22.7%, 62.7%, 85.5%
HSLhsl(201.8, 68.4%, 54.1%)
HSV / HSBhsv(201.8, 73.4%, 85.5%)
CMYK73.4%, 26.6%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,842,266
CSS custom property--colour: #3AA0DA;

Brightness & contrast

Relative luminance0.31103WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.22:1
Contrast with white2.91:1WCAG normal text: Fail
Contrast with black7.22:1WCAG normal text: AAA
Greyscale equivalent#8F8F8F
Inverted#C55F25

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#85A0DDno red cones; affects about 1% of men; ΔE 16.9 from the original
Deuteranopia#6F91D9no green cones; the most common form, about 1% of men; ΔE 18.3 from the original
Tritanopia#00AFB4no blue cones; rare, and affects men and women equally; ΔE 34.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.91:1WCAG large text: Fail
Contrast with black, large text7.22:1WCAG large text: AAA

Named colours

Steel blue · ΔE 13.1Deep skyblue · ΔE 13.3Light skyblue · ΔE 19.5Cornflower blue · ΔE 22.7Sky blue · ΔE 23.9Light slate grey · ΔE 28.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 13.12, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DA743A
Analogous#3ADAC4, #3A50DA
Triadic#DA3AA0, #A0DA3A
Split complementary#DA3A50, #DAC43A
Tetradic#C43ADA, #DA743A, #50DA3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E6F3FA
Lighter +30%#BBDEF2
Lighter +20%#90C9EA
Lighter +10%#65B5E2
Darker −10%#2486BD
Darker −20%#1C6792
Darker −30%#134968
Darker −40%#0B2B3D
More saturated +25%#1DA8F7
Less saturated −25%#5798BD

Channel breakdown

R58
G160
B218
Red58 (22.7%)
Green160 (62.7%)
Blue218 (85.5%)
Hue201.75°
Saturation (HSL)68.38%
Lightness54.12%
Dominant channelBlue
Hex per channelR 3A · G A0 · B DA

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Every value on this page was computed from “3aa0da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.