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Recognised as Colour

#15BCE1

  • #15BCE1
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#15BCE1 is a cyan with RGB values 21, 188, 225 and HSL 191°, 83%, 48%. It is a dark colour, so black text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#15BCE1#15BCE1
HEX#15BCE1
RGBrgb(21, 188, 225)
RGB (0–1)0.0824, 0.7373, 0.8824
RGB percentages8.2%, 73.7%, 88.2%
HSLhsl(190.9, 82.9%, 48.2%)
HSV / HSBhsv(190.9, 90.7%, 88.2%)
CMYK90.7%, 16.4%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,424,609
CSS custom property--colour: #15BCE1;

Brightness & contrast

Relative luminance0.41562WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.31:1
Contrast with white2.26:1WCAG normal text: Fail
Contrast with black9.31:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#EA431E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A5B7E3no red cones; affects about 1% of men; ΔE 30 from the original
Deuteranopia#8CA5E1no green cones; the most common form, about 1% of men; ΔE 32 from the original
Tritanopia#00C8C8no blue cones; rare, and affects men and women equally; ΔE 22.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.26:1WCAG large text: Fail
Contrast with black, large text9.31:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 15.6Sky blue · ΔE 16.1Light skyblue · ΔE 17.5Dark turquoise · ΔE 21.9Cadetblue · ΔE 24.6Medium turquoise · ΔE 24.8
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 15.58, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E13A15
Analogous#15E1A0, #1556E1
Triadic#E115BC, #BCE115
Split complementary#E11556, #E1A015
Tetradic#A015E1, #E13A15, #56E115

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8F1FA
Lighter +30%#99E5F6
Lighter +20%#6BD9F1
Lighter +10%#3CCDED
Darker −10%#1195B2
Darker −20%#0C6E84
Darker −30%#084755
Darker −40%#042026
More saturated +25%#00C9F6
Less saturated −25%#34A8C2

Channel breakdown

R21
G188
B225
Red21 (8.2%)
Green188 (73.7%)
Blue225 (88.2%)
Hue190.88°
Saturation (HSL)82.93%
Lightness48.24%
Dominant channelBlue
Hex per channelR 15 · G BC · B E1

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Every value on this page was computed from “15bce1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.