Colour

#81A0E5

#81A0E5
Blue
Dark
Nearest: Cornflower blue

#81A0E5 is a blue with RGB values 129, 160, 229 and HSL 221°, 66%, 70%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#81A0E5#81A0E5

HEX#81A0E5

RGBrgb(129, 160, 229)

RGB (0–1)0.5059, 0.6275, 0.898

RGB percentages50.6%, 62.7%, 89.8%

HSLhsl(221.4, 65.8%, 70.2%)

HSV / HSBhsv(221.4, 43.7%, 89.8%)

CMYK43.7%, 30.1%, 0%, 10.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,495,333

CSS custom property--colour: #81A0E5;

Brightness & contrast

Relative luminance0.35466WCAG 2.x, 0 is black and 1 is white

Perceived brightness161.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.09:1

Contrast with white2.59:1WCAG normal text: Fail

Contrast with black8.09:1WCAG normal text: AAA

Greyscale equivalent#9E9E9E

Inverted#7E5F1A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#87A6E8no red cones; affects about 1% of men; ΔE 2.9 from the original

Deuteranopia#7D9DE3no green cones; the most common form, about 1% of men; ΔE 1.3 from the original

Tritanopia#5DAEB8no blue cones; rare, and affects men and women equally; ΔE 38.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.59:1WCAG large text: Fail

Contrast with black, large text8.09:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 12.1 Steel blue · ΔE 18.6 Light skyblue · ΔE 24.5 Deep skyblue · ΔE 25.9 Dodgerblue · ΔE 26.2 Light steelblue · ΔE 27.4

Nearest named CSS colourCornflower blue (#6495ED)ΔE 12.07, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#E5C681

Analogous#81D2E5, #9481E5

Triadic#E581A0, #A0E581

Split complementary#E59481, #D2E581

Tetradic#E581D2, #E5C681, #81E594

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#D6E0F6

Lighter +10%#ABC0EE

Darker −10%#5780DC

Darker −20%#2C60D4

Darker −30%#234DAA

Darker −40%#1A3A80

More saturated +25%#6E99F8

Less saturated −25%#94A7D2

Channel breakdown

R129

G160

B229

Red129 (50.6%)

Green160 (62.7%)

Blue229 (89.8%)

Hue221.4°

Saturation (HSL)65.79%

Lightness70.2%

Dominant channelBlue

Hex per channelR 81 · G A0 · B E5

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#81A0E5

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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