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Recognised as Colour

#3BA1DB

  • #3BA1DB
  • Blue
  • Dark
  • Nearest: Deep skyblue

#3BA1DB is a blue with RGB values 59, 161, 219 and HSL 202°, 69%, 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

#3BA1DB#3BA1DB
HEX#3BA1DB
RGBrgb(59, 161, 219)
RGB (0–1)0.2314, 0.6314, 0.8588
RGB percentages23.1%, 63.1%, 85.9%
HSLhsl(201.8, 69%, 54.5%)
HSV / HSBhsv(201.8, 73.1%, 85.9%)
CMYK73.1%, 26.5%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,908,059
CSS custom property--colour: #3BA1DB;

Brightness & contrast

Relative luminance0.31534WCAG 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#909090
Inverted#C45E24

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#86A1DEno red cones; affects about 1% of men; ΔE 16.9 from the original
Deuteranopia#7092DAno green cones; the most common form, about 1% of men; ΔE 18.4 from the original
Tritanopia#00B0B5no 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 text2.87:1WCAG large text: Fail
Contrast with black, large text7.31:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 13Steel blue · ΔE 13.4Light skyblue · ΔE 19.2Cornflower blue · ΔE 22.8Sky blue · ΔE 23.6Light slate grey · ΔE 28.8
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 12.97, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB753B
Analogous#3BDBC5, #3B51DB
Triadic#DB3BA1, #A1DB3B
Split complementary#DB3B51, #DBC53B
Tetradic#C53BDB, #DB753B, #51DB3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E7F4FB
Lighter +30%#BCDFF3
Lighter +20%#91CAEB
Lighter +10%#66B6E3
Darker −10%#2387C0
Darker −20%#1B6995
Darker −30%#134A6A
Darker −40%#0B2C3F
More saturated +25%#1EA9F8
Less saturated −25%#5899BE

Channel breakdown

R59
G161
B219
Red59 (23.1%)
Green161 (63.1%)
Blue219 (85.9%)
Hue201.75°
Saturation (HSL)68.97%
Lightness54.51%
Dominant channelBlue
Hex per channelR 3B · G A1 · B DB

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Every value on this page was computed from “3ba1db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.