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Recognised as Colour

#63BFE2

  • #63BFE2
  • Cyan
  • Dark
  • Nearest: Sky blue

#63BFE2 is a cyan with RGB values 99, 191, 226 and HSL 197°, 69%, 64%. It is a dark colour, so black text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#63BFE2#63BFE2
HEX#63BFE2
RGBrgb(99, 191, 226)
RGB (0–1)0.3882, 0.749, 0.8863
RGB percentages38.8%, 74.9%, 88.6%
HSLhsl(196.5, 68.6%, 63.7%)
HSV / HSBhsv(196.5, 56.2%, 88.6%)
CMYK56.2%, 15.5%, 0%, 11.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,537,186
CSS custom property--colour: #63BFE2;

Brightness & contrast

Relative luminance0.45405WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.08:1
Contrast with white2.08:1WCAG normal text: Fail
Contrast with black10.08:1WCAG normal text: AAA
Greyscale equivalent#AEAEAE
Inverted#9C401D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ACBBE4no red cones; affects about 1% of men; ΔE 21.8 from the original
Deuteranopia#9AAEE2no green cones; the most common form, about 1% of men; ΔE 22.9 from the original
Tritanopia#00CACAno blue cones; rare, and affects men and women equally; ΔE 26.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.08:1WCAG large text: Fail
Contrast with black, large text10.08:1WCAG large text: AAA

Named colours

Sky blue · ΔE 8Light skyblue · ΔE 9.8Deep skyblue · ΔE 16.8Light blue · ΔE 19.1Light steelblue · ΔE 20.1Cadetblue · ΔE 22
Nearest named CSS colourSky blue (#87CEEB)ΔE 8.03, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E28663
Analogous#63E2C5, #637FE2
Triadic#E263BF, #BFE263
Split complementary#E26380, #E2C563
Tetradic#C563E2, #E28663, #7FE263

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4F4FA
Lighter +20%#B9E2F2
Lighter +10%#8ED1EA
Darker −10%#38ADDA
Darker −20%#2392BC
Darker −30%#1B7091
Darker −40%#134F66
More saturated +25%#4CC9F9
Less saturated −25%#7AB5CB

Channel breakdown

R99
G191
B226
Red99 (38.8%)
Green191 (74.9%)
Blue226 (88.6%)
Hue196.54°
Saturation (HSL)68.65%
Lightness63.73%
Dominant channelBlue
Hex per channelR 63 · G BF · B E2

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Every value on this page was computed from “63bfe2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.