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Colour

#236CFD

  • #236CFD
  • Blue
  • Dark
  • Nearest: Royal blue

#236CFD is a blue with RGB values 35, 108, 253 and HSL 220°, 98%, 56%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#236CFD#236CFD
HEX#236CFD
RGBrgb(35, 108, 253)
RGB (0–1)0.1373, 0.4235, 0.9922
RGB percentages13.7%, 42.4%, 99.2%
HSLhsl(219.9, 98.2%, 56.5%)
HSV / HSBhsv(219.9, 86.2%, 99.2%)
CMYK86.2%, 57.3%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,321,661
CSS custom property--colour: #236CFD;

Brightness & contrast

Relative luminance0.18174WCAG 2.x, 0 is black and 1 is white
Perceived brightness120.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.63:1
Contrast with white4.53:1WCAG normal text: AA
Contrast with black4.63:1WCAG normal text: AA
Greyscale equivalent#676767
Inverted#DC9302

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0080FFno red cones; affects about 1% of men; ΔE 15.7 from the original
Deuteranopia#006DFAno green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#0091AAno blue cones; rare, and affects men and women equally; ΔE 78.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.53:1WCAG large text: AAA
Contrast with black, large text4.63:1WCAG large text: AAA

Named colours

Royal blue · ΔE 14Medium slateblue · ΔE 15.8Slate blue · ΔE 21.1Dodgerblue · ΔE 28Medium purple · ΔE 28.8Rebecca purple · ΔE 36.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 13.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDB423
Analogous#23D9FD, #4723FD
Triadic#FD236C, #6CFD23
Split complementary#FD4723, #D9FD23
Tetradic#FD23D9, #FDB423, #23FD47

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDF3FF
Lighter +30%#BBD1FE
Lighter +20%#88B0FE
Lighter +10%#568EFD
Darker −10%#0250EB
Darker −20%#023FB8
Darker −30%#012E86
Darker −40%#011C53
More saturated +25%#216BFF
Less saturated −25%#3F75E1

Channel breakdown

R35
G108
B253
Red35 (13.7%)
Green108 (42.4%)
Blue253 (99.2%)
Hue219.91°
Saturation (HSL)98.2%
Lightness56.47%
Dominant channelBlue
Hex per channelR 23 · G 6C · B FD

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Every value on this page was computed from “236cfd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.