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Recognised as Colour

#4A89DB

  • #4A89DB
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4A89DB is a blue with RGB values 74, 137, 219 and HSL 214°, 67%, 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

#4A89DB#4A89DB
HEX#4A89DB
RGBrgb(74, 137, 219)
RGB (0–1)0.2902, 0.5373, 0.8588
RGB percentages29%, 53.7%, 85.9%
HSLhsl(213.9, 66.8%, 57.5%)
HSV / HSBhsv(213.9, 66.2%, 85.9%)
CMYK66.2%, 37.4%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,884,955
CSS custom property--colour: #4A89DB;

Brightness & contrast

Relative luminance0.24462WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.89:1
Contrast with white3.56:1WCAG normal text: Fail
Contrast with black5.89:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#B57624

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#648FDEno red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#4F81D9no green cones; the most common form, about 1% of men; ΔE 5.9 from the original
Tritanopia#009CA7no blue cones; rare, and affects men and women equally; ΔE 48.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.56:1WCAG large text: AA
Contrast with black, large text5.89:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 6.6Dodgerblue · ΔE 16.3Steel blue · ΔE 19Royal blue · ΔE 28.3Deep skyblue · ΔE 28.8Medium purple · ΔE 31.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.62, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB9C4A
Analogous#4AD2DB, #534ADB
Triadic#DB4A89, #89DB4A
Split complementary#DB534A, #D2DB4A
Tetradic#DB4AD2, #DB9C4A, #4ADB53

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4F8FD
Lighter +30%#CADCF4
Lighter +20%#9FC0EC
Lighter +10%#75A5E3
Darker −10%#286ECA
Darker −20%#20579F
Darker −30%#174075
Darker −40%#0F294A
More saturated +25%#2F85F6
Less saturated −25%#658DC0

Channel breakdown

R74
G137
B219
Red74 (29%)
Green137 (53.7%)
Blue219 (85.9%)
Hue213.93°
Saturation (HSL)66.82%
Lightness57.45%
Dominant channelBlue
Hex per channelR 4A · G 89 · B DB

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Every value on this page was computed from “4a89db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.