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Recognised as Colour

#0D53F3

  • #0D53F3
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0D53F3 is a blue with RGB values 13, 83, 243 and HSL 222°, 91%, 50%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0D53F3#0D53F3
HEX#0D53F3
RGBrgb(13, 83, 243)
RGB (0–1)0.051, 0.3255, 0.9529
RGB percentages5.1%, 32.5%, 95.3%
HSLhsl(221.7, 90.6%, 50.2%)
HSV / HSBhsv(221.7, 94.7%, 95.3%)
CMYK94.7%, 65.8%, 0%, 4.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer873,459
CSS custom property--colour: #0D53F3;

Brightness & contrast

Relative luminance0.12743WCAG 2.x, 0 is black and 1 is white
Perceived brightness104 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.92:1
Contrast with white5.92:1WCAG normal text: AA
Contrast with black3.55:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#F2AC0C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006EF8no red cones; affects about 1% of men; ΔE 19.1 from the original
Deuteranopia#005AF0no green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#007F9Cno blue cones; rare, and affects men and women equally; ΔE 86.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.92:1WCAG large text: AAA
Contrast with black, large text3.55:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 21.4Royal blue · ΔE 26Slate blue · ΔE 27.7Blue violet · ΔE 28.6Medium blue · ΔE 30.7Dark blue · ΔE 32.6
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 21.45, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F3AD0D
Analogous#0DC6F3, #3A0DF3
Triadic#F30D53, #53F30D
Split complementary#F33A0D, #C6F30D
Tetradic#F30DC6, #F3AD0D, #0DF33A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFDDFD
Lighter +30%#9FBBFA
Lighter +20%#6E98F8
Lighter +10%#3E76F5
Darker −10%#0A42C3
Darker −20%#073293
Darker −30%#052162
Darker −40%#021132
More saturated +25%#014EFF
Less saturated −25%#2D5FD3

Channel breakdown

R13
G83
B243
Red13 (5.1%)
Green83 (32.5%)
Blue243 (95.3%)
Hue221.74°
Saturation (HSL)90.55%
Lightness50.2%
Dominant channelBlue
Hex per channelR 0D · G 53 · B F3

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Every value on this page was computed from “0d53f3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.