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Colour

#57BAF1

  • #57BAF1
  • Blue
  • Dark
  • Nearest: Deep skyblue

#57BAF1 is a blue with RGB values 87, 186, 241 and HSL 201°, 85%, 64%. It is a dark colour, so black text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#57BAF1#57BAF1
HEX#57BAF1
RGBrgb(87, 186, 241)
RGB (0–1)0.3412, 0.7294, 0.9451
RGB percentages34.1%, 72.9%, 94.5%
HSLhsl(201.4, 84.6%, 64.3%)
HSV / HSBhsv(201.4, 63.9%, 94.5%)
CMYK63.9%, 22.8%, 0%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,749,489
CSS custom property--colour: #57BAF1;

Brightness & contrast

Relative luminance0.43495WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.7:1
Contrast with white2.17:1WCAG normal text: Fail
Contrast with black9.7:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#A8450E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A0B9F4no red cones; affects about 1% of men; ΔE 18.5 from the original
Deuteranopia#8BA9F0no green cones; the most common form, about 1% of men; ΔE 20.4 from the original
Tritanopia#00C8CDno blue cones; rare, and affects men and women equally; ΔE 33.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.17:1WCAG large text: Fail
Contrast with black, large text9.7:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 8.4Light skyblue · ΔE 10.9Sky blue · ΔE 16.5Steel blue · ΔE 21.5Light steelblue · ΔE 24.5Light blue · ΔE 27.2
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 8.39, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F18E57
Analogous#57F1DB, #576DF1
Triadic#F157BA, #BAF157
Split complementary#F1576D, #F1DB57
Tetradic#DB57F1, #F18E57, #6DF157

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4F4FD
Lighter +20%#B5E1F9
Lighter +10%#86CDF5
Darker −10%#28A7ED
Darker −20%#118CD1
Darker −30%#0D6DA2
Darker −40%#0A4D72
More saturated +25%#49BEFF
Less saturated −25%#6EB3DA

Channel breakdown

R87
G186
B241
Red87 (34.1%)
Green186 (72.9%)
Blue241 (94.5%)
Hue201.43°
Saturation (HSL)84.62%
Lightness64.31%
Dominant channelBlue
Hex per channelR 57 · G BA · B F1

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Every value on this page was computed from “57baf1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.