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Recognised as Colour

#3AA1DC

  • #3AA1DC
  • Blue
  • Dark
  • Nearest: Deep skyblue

#3AA1DC is a blue with RGB values 58, 161, 220 and HSL 202°, 70%, 55%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#3AA1DC#3AA1DC
HEX#3AA1DC
RGBrgb(58, 161, 220)
RGB (0–1)0.2275, 0.6314, 0.8627
RGB percentages22.7%, 63.1%, 86.3%
HSLhsl(201.9, 69.8%, 54.5%)
HSV / HSBhsv(201.9, 73.6%, 86.3%)
CMYK73.6%, 26.8%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,842,524
CSS custom property--colour: #3AA1DC;

Brightness & contrast

Relative luminance0.31557WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.31:1
Contrast with white2.87:1WCAG normal text: Fail
Contrast with black7.31:1WCAG normal text: AAA
Greyscale equivalent#8F8F8F
Inverted#C55E23

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#85A1DFno red cones; affects about 1% of men; ΔE 16.7 from the original
Deuteranopia#6F92DBno green cones; the most common form, about 1% of men; ΔE 18.2 from the original
Tritanopia#00B0B5no blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.87:1WCAG large text: Fail
Contrast with black, large text7.31:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 12.9Steel blue · ΔE 13.6Light skyblue · ΔE 19.5Cornflower blue · ΔE 22.3Sky blue · ΔE 24Light steelblue · ΔE 29.2
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 12.9, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC753A
Analogous#3ADCC6, #3A50DC
Triadic#DC3AA1, #A1DC3A
Split complementary#DC3A50, #DCC63A
Tetradic#C63ADC, #DC753A, #50DC3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E7F4FB
Lighter +30%#BCDFF3
Lighter +20%#91CAEB
Lighter +10%#65B6E4
Darker −10%#2287C1
Darker −20%#1B6995
Darker −30%#134A6A
Darker −40%#0B2C3F
More saturated +25%#1DA9F9
Less saturated −25%#5799BF

Channel breakdown

R58
G161
B220
Red58 (22.7%)
Green161 (63.1%)
Blue220 (86.3%)
Hue201.85°
Saturation (HSL)69.83%
Lightness54.51%
Dominant channelBlue
Hex per channelR 3A · G A1 · B DC

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Every value on this page was computed from “3aa1dc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.