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Colour

#5B90EA

  • #5B90EA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#5B90EA is a blue with RGB values 91, 144, 234 and HSL 218°, 77%, 64%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#5B90EA#5B90EA
HEX#5B90EA
RGBrgb(91, 144, 234)
RGB (0–1)0.3569, 0.5647, 0.9176
RGB percentages35.7%, 56.5%, 91.8%
HSLhsl(217.8, 77.3%, 63.7%)
HSV / HSBhsv(217.8, 61.1%, 91.8%)
CMYK61.1%, 38.5%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,000,874
CSS custom property--colour: #5B90EA;

Brightness & contrast

Relative luminance0.28111WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.62:1
Contrast with white3.17:1WCAG normal text: Fail
Contrast with black6.62:1WCAG normal text: AA
Greyscale equivalent#8B8B8B
Inverted#A46F15

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6998EEno red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#558AE8no green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#00A4B2no blue cones; rare, and affects men and women equally; ΔE 51.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.17:1WCAG large text: AA
Contrast with black, large text6.62:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 2.4Dodgerblue · ΔE 12.7Steel blue · ΔE 24.2Royal blue · ΔE 25.2Medium purple · ΔE 27.7Slate blue · ΔE 31
Nearest named CSS colourCornflower blue (#6495ED)ΔE 2.43, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EAB55B
Analogous#5BD8EA, #6D5BEA
Triadic#EA5B90, #90EA5B
Split complementary#EA6E5B, #D7EA5B
Tetradic#EA5BD8, #EAB55B, #5BEA6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E3ECFB
Lighter +20%#B5CDF6
Lighter +10%#88AFF0
Darker −10%#2E71E4
Darker −20%#1959C6
Darker −30%#144598
Darker −40%#0E306B
More saturated +25%#468BFF
Less saturated −25%#7296D3

Channel breakdown

R91
G144
B234
Red91 (35.7%)
Green144 (56.5%)
Blue234 (91.8%)
Hue217.76°
Saturation (HSL)77.3%
Lightness63.73%
Dominant channelBlue
Hex per channelR 5B · G 90 · B EA

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Every value on this page was computed from “5b90ea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.