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Recognised as Colour

#535BDA

  • #535BDA
  • Blue
  • Dark
  • Nearest: Slate blue

#535BDA is a blue with RGB values 83, 91, 218 and HSL 236°, 65%, 59%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#535BDA#535BDA
HEX#535BDA
RGBrgb(83, 91, 218)
RGB (0–1)0.3255, 0.3569, 0.8549
RGB percentages32.5%, 35.7%, 85.5%
HSLhsl(236.4, 64.6%, 59%)
HSV / HSBhsv(236.4, 61.9%, 85.5%)
CMYK61.9%, 58.3%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,463,002
CSS custom property--colour: #535BDA;

Brightness & contrast

Relative luminance0.14383WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.42:1
Contrast with white5.42:1WCAG normal text: AA
Contrast with black3.88:1WCAG normal text: Fail
Greyscale equivalent#626262
Inverted#ACA425

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0070DEno red cones; affects about 1% of men; ΔE 19.7 from the original
Deuteranopia#0064D7no green cones; the most common form, about 1% of men; ΔE 14.3 from the original
Tritanopia#007A92no blue cones; rare, and affects men and women equally; ΔE 71 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.42:1WCAG large text: AAA
Contrast with black, large text3.88:1WCAG large text: AA

Named colours

Slate blue · ΔE 8.5Medium slateblue · ΔE 9.4Royal blue · ΔE 9.5Medium purple · ΔE 19.1Rebecca purple · ΔE 23.7Dodgerblue · ΔE 29.3
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 8.49, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DAD253
Analogous#539EDA, #8F53DA
Triadic#DA535B, #5BDA53
Split complementary#DA8F53, #9FDA53
Tetradic#DA539F, #DAD253, #53DA8F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FBFBFE
Lighter +30%#D1D3F5
Lighter +20%#A7ABEC
Lighter +10%#7D83E3
Darker −10%#2C36CE
Darker −20%#232BA4
Darker −30%#1A207A
Darker −40%#111550
More saturated +25%#3944F4
Less saturated −25%#6D72C0

Channel breakdown

R83
G91
B218
Red83 (32.5%)
Green91 (35.7%)
Blue218 (85.5%)
Hue236.44°
Saturation (HSL)64.59%
Lightness59.02%
Dominant channelBlue
Hex per channelR 53 · G 5B · B DA

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Every value on this page was computed from “535bda” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.