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Colour

#537ED6

  • #537ED6
  • Blue
  • Dark
  • Nearest: Cornflower blue

#537ED6 is a blue with RGB values 83, 126, 214 and HSL 220°, 62%, 58%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#537ED6#537ED6
HEX#537ED6
RGBrgb(83, 126, 214)
RGB (0–1)0.3255, 0.4941, 0.8392
RGB percentages32.5%, 49.4%, 83.9%
HSLhsl(220.3, 61.5%, 58.2%)
HSV / HSBhsv(220.3, 61.2%, 83.9%)
CMYK61.2%, 41.1%, 0%, 16.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,471,958
CSS custom property--colour: #537ED6;

Brightness & contrast

Relative luminance0.21616WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.32:1
Contrast with white3.95:1WCAG normal text: Fail
Contrast with black5.32:1WCAG normal text: AA
Greyscale equivalent#7B7B7B
Inverted#AC8129

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5787D9no red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#447BD4no green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#00929Fno blue cones; rare, and affects men and women equally; ΔE 52 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.95:1WCAG large text: AA
Contrast with black, large text5.32:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.8Dodgerblue · ΔE 15Royal blue · ΔE 21.7Steel blue · ΔE 24Medium purple · ΔE 24.6Slate blue · ΔE 26.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.82, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D6AB53
Analogous#53C0D6, #6953D6
Triadic#D6537E, #7ED653
Split complementary#D66953, #C0D653
Tetradic#D653C0, #D6AB53, #53D66A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8FAFD
Lighter +30%#CFDBF3
Lighter +20%#A5BCEA
Lighter +10%#7C9DE0
Darker −10%#2F61C7
Darker −20%#264D9D
Darker −30%#1C3974
Darker −40%#12254B
More saturated +25%#3875F1
Less saturated −25%#6E87BB

Channel breakdown

R83
G126
B214
Red83 (32.5%)
Green126 (49.4%)
Blue214 (83.9%)
Hue220.31°
Saturation (HSL)61.5%
Lightness58.24%
Dominant channelBlue
Hex per channelR 53 · G 7E · B D6

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Every value on this page was computed from “537ed6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.