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Colour

#597AD3

  • #597AD3
  • Blue
  • Dark
  • Nearest: Cornflower blue

#597AD3 is a blue with RGB values 89, 122, 211 and HSL 224°, 58%, 59%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#597AD3#597AD3
HEX#597AD3
RGBrgb(89, 122, 211)
RGB (0–1)0.349, 0.4784, 0.8275
RGB percentages34.9%, 47.8%, 82.7%
HSLhsl(223.8, 58.1%, 58.8%)
HSV / HSBhsv(223.8, 57.8%, 82.7%)
CMYK57.8%, 42.2%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,864,147
CSS custom property--colour: #597AD3;

Brightness & contrast

Relative luminance0.20746WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.15:1
Contrast with white4.08:1WCAG normal text: Fail
Contrast with black5.15:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#A6852C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5384D6no red cones; affects about 1% of men; ΔE 7.2 from the original
Deuteranopia#4379D1no green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#008E9Cno blue cones; rare, and affects men and women equally; ΔE 52.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.08:1WCAG large text: AA
Contrast with black, large text5.15:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10.8Dodgerblue · ΔE 16.2Royal blue · ΔE 20.1Medium purple · ΔE 22.1Slate blue · ΔE 23.9Steel blue · ΔE 25.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D3B259
Analogous#59B7D3, #7559D3
Triadic#D3597A, #7AD359
Split complementary#D37559, #B7D359
Tetradic#D359B7, #D3B259, #59D375

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FAFBFE
Lighter +30%#D2DBF3
Lighter +20%#AABBE8
Lighter +10%#819ADE
Darker −10%#345BC5
Darker −20%#29499D
Darker −30%#1F3674
Darker −40%#14234C
More saturated +25%#3F6EED
Less saturated −25%#7386B9

Channel breakdown

R89
G122
B211
Red89 (34.9%)
Green122 (47.8%)
Blue211 (82.7%)
Hue223.77°
Saturation (HSL)58.1%
Lightness58.82%
Dominant channelBlue
Hex per channelR 59 · G 7A · B D3

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Every value on this page was computed from “597ad3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.