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Colour

#5983CF

  • #5983CF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#5983CF is a blue with RGB values 89, 131, 207 and HSL 219°, 55%, 58%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#5983CF#5983CF
HEX#5983CF
RGBrgb(89, 131, 207)
RGB (0–1)0.349, 0.5137, 0.8118
RGB percentages34.9%, 51.4%, 81.2%
HSLhsl(218.6, 55.1%, 58%)
HSV / HSBhsv(218.6, 57%, 81.2%)
CMYK57%, 36.7%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,866,447
CSS custom property--colour: #5983CF;

Brightness & contrast

Relative luminance0.22861WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.57:1
Contrast with white3.77:1WCAG normal text: Fail
Contrast with black5.57:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#A67C30

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6489D2no red cones; affects about 1% of men; ΔE 3.2 from the original
Deuteranopia#557ECDno green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#00949Fno blue cones; rare, and affects men and women equally; ΔE 46.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.77:1WCAG large text: AA
Contrast with black, large text5.57:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 9.1Steel blue · ΔE 16.9Dodgerblue · ΔE 20.3Royal blue · ΔE 29.1Medium purple · ΔE 29.4Dark slateblue · ΔE 30.1
Nearest named CSS colourCornflower blue (#6495ED)ΔE 9.08, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFA559
Analogous#59BECF, #6A59CF
Triadic#CF5983, #83CF59
Split complementary#CF6A59, #BECF59
Tetradic#CF59BE, #CFA559, #59CF6A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7F9FD
Lighter +30%#D0DCF1
Lighter +20%#A8BEE6
Lighter +10%#81A1DA
Darker −10%#3767BE
Darker −20%#2C5296
Darker −30%#203C6F
Darker −40%#152747
More saturated +25%#3E7BEA
Less saturated −25%#748BB4

Channel breakdown

R89
G131
B207
Red89 (34.9%)
Green131 (51.4%)
Blue207 (81.2%)
Hue218.64°
Saturation (HSL)55.14%
Lightness58.04%
Dominant channelBlue
Hex per channelR 59 · G 83 · B CF

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Every value on this page was computed from “5983cf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.