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Colour

#65B4FF

  • #65B4FF
  • Blue
  • Dark
  • Nearest: Deep skyblue

#65B4FF is a blue with RGB values 101, 180, 255 and HSL 209°, 100%, 70%. It is a dark colour, so black text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#65B4FF#65B4FF
HEX#65B4FF
RGBrgb(101, 180, 255)
RGB (0–1)0.3961, 0.7059, 1
RGB percentages39.6%, 70.6%, 100%
HSLhsl(209.2, 100%, 69.8%)
HSV / HSBhsv(209.2, 60.4%, 100%)
CMYK60.4%, 29.4%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,665,471
CSS custom property--colour: #65B4FF;

Brightness & contrast

Relative luminance0.42629WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.53:1
Contrast with white2.2:1WCAG normal text: Fail
Contrast with black9.53:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#9A4B00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#94B7FFno red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#7FA8FEno green cones; the most common form, about 1% of men; ΔE 12.2 from the original
Tritanopia#00C6CEno blue cones; rare, and affects men and women equally; ΔE 45.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.2:1WCAG large text: Fail
Contrast with black, large text9.53:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 15.4Cornflower blue · ΔE 15.8Light skyblue · ΔE 19.8Steel blue · ΔE 22.5Dodgerblue · ΔE 25.7Sky blue · ΔE 27.4
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 15.38, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFB065
Analogous#65FFFD, #6567FF
Triadic#FF65B4, #B4FF65
Split complementary#FF6567, #FFFD65
Tetradic#FD65FF, #FFB065, #67FF65

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEFFFF
Lighter +20%#CBE6FF
Lighter +10%#98CDFF
Darker −10%#329BFF
Darker −20%#0082FE
Darker −30%#0068CB
Darker −40%#004E98
More saturated +25%#65B4FF
Less saturated −25%#78B4EC

Channel breakdown

R101
G180
B255
Red101 (39.6%)
Green180 (70.6%)
Blue255 (100%)
Hue209.22°
Saturation (HSL)100%
Lightness69.8%
Dominant channelBlue
Hex per channelR 65 · G B4 · B FF

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Every value on this page was computed from “65b4ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.