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Recognised as Colour

#4A89DA

  • #4A89DA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4A89DA is a blue with RGB values 74, 137, 218 and HSL 214°, 66%, 57%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4A89DA#4A89DA
HEX#4A89DA
RGBrgb(74, 137, 218)
RGB (0–1)0.2902, 0.5373, 0.8549
RGB percentages29%, 53.7%, 85.5%
HSLhsl(213.8, 66.1%, 57.3%)
HSV / HSBhsv(213.8, 66.1%, 85.5%)
CMYK66.1%, 37.2%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,884,954
CSS custom property--colour: #4A89DA;

Brightness & contrast

Relative luminance0.24409WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.88:1
Contrast with white3.57:1WCAG normal text: Fail
Contrast with black5.88:1WCAG normal text: AA
Greyscale equivalent#818181
Inverted#B57625

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#658FDDno red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#5081D8no green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#009CA7no blue cones; rare, and affects men and women equally; ΔE 47.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.57:1WCAG large text: AA
Contrast with black, large text5.88:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7Dodgerblue · ΔE 16.9Steel blue · ΔE 18.4Deep skyblue · ΔE 28.5Royal blue · ΔE 28.8Medium purple · ΔE 31.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.97, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DA9B4A
Analogous#4AD1DA, #534ADA
Triadic#DA4A89, #89DA4A
Split complementary#DA534A, #D1DA4A
Tetradic#DA4AD1, #DA9B4A, #4ADA53

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F3F7FD
Lighter +30%#C9DCF4
Lighter +20%#9FC0EB
Lighter +10%#74A5E3
Darker −10%#296FC8
Darker −20%#20579E
Darker −30%#184073
Darker −40%#0F2849
More saturated +25%#2F86F5
Less saturated −25%#658CBF

Channel breakdown

R74
G137
B218
Red74 (29%)
Green137 (53.7%)
Blue218 (85.5%)
Hue213.75°
Saturation (HSL)66.06%
Lightness57.25%
Dominant channelBlue
Hex per channelR 4A · G 89 · B DA

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Every value on this page was computed from “4a89da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.