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Colour

#4F89D0

  • #4F89D0
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4F89D0 is a blue with RGB values 79, 137, 208 and HSL 213°, 58%, 56%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4F89D0#4F89D0
HEX#4F89D0
RGBrgb(79, 137, 208)
RGB (0–1)0.3098, 0.5373, 0.8157
RGB percentages31%, 53.7%, 81.6%
HSLhsl(213, 57.8%, 56.3%)
HSV / HSBhsv(213, 62%, 81.6%)
CMYK62%, 34.1%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,212,624
CSS custom property--colour: #4F89D0;

Brightness & contrast

Relative luminance0.24108WCAG 2.x, 0 is black and 1 is white
Perceived brightness133.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.82:1
Contrast with white3.61:1WCAG normal text: Fail
Contrast with black5.82:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#B0762F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6B8DD3no red cones; affects about 1% of men; ΔE 5.9 from the original
Deuteranopia#5981CFno green cones; the most common form, about 1% of men; ΔE 7 from the original
Tritanopia#0099A3no blue cones; rare, and affects men and women equally; ΔE 42.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.61:1WCAG large text: AA
Contrast with black, large text5.82:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.1Steel blue · ΔE 12.8Dodgerblue · ΔE 22.5Deep skyblue · ΔE 26.2Light skyblue · ΔE 30.5Light slate grey · ΔE 31.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D0964F
Analogous#4FCAD0, #564FD0
Triadic#D04F89, #89D04F
Split complementary#D0554F, #CAD04F
Tetradic#D04FCA, #D0964F, #4FD056

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F0F5FB
Lighter +30%#C8DAF0
Lighter +20%#A0BFE5
Lighter +10%#77A4DB
Darker −10%#326FBA
Darker −20%#275792
Darker −30%#1C3F6A
Darker −40%#112742
More saturated +25%#3386EC
Less saturated −25%#6B8CB4

Channel breakdown

R79
G137
B208
Red79 (31%)
Green137 (53.7%)
Blue208 (81.6%)
Hue213.02°
Saturation (HSL)57.85%
Lightness56.27%
Dominant channelBlue
Hex per channelR 4F · G 89 · B D0

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Every value on this page was computed from “4f89d0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.