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Recognised as Colour

#31BCE7

  • #31BCE7
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#31BCE7 is a cyan with RGB values 49, 188, 231 and HSL 194°, 79%, 55%. 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

#31BCE7#31BCE7
HEX#31BCE7
RGBrgb(49, 188, 231)
RGB (0–1)0.1922, 0.7373, 0.9059
RGB percentages19.2%, 73.7%, 90.6%
HSLhsl(194.2, 79.1%, 54.9%)
HSV / HSBhsv(194.2, 78.8%, 90.6%)
CMYK78.8%, 18.6%, 0%, 9.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,259,623
CSS custom property--colour: #31BCE7;

Brightness & contrast

Relative luminance0.42389WCAG 2.x, 0 is black and 1 is white
Perceived brightness166 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.48:1
Contrast with white2.22:1WCAG normal text: Fail
Contrast with black9.48:1WCAG normal text: AAA
Greyscale equivalent#A2A2A2
Inverted#CE4318

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A4B8E9no red cones; affects about 1% of men; ΔE 26.7 from the original
Deuteranopia#8CA7E7no green cones; the most common form, about 1% of men; ΔE 28.6 from the original
Tritanopia#00C9CAno blue cones; rare, and affects men and women equally; ΔE 26.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.22:1WCAG large text: Fail
Contrast with black, large text9.48:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 11.7Light skyblue · ΔE 14.3Sky blue · ΔE 14.9Steel blue · ΔE 25.8Dark turquoise · ΔE 26.1Light blue · ΔE 26.3
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 11.67, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E75C31
Analogous#31E7B7, #3161E7
Triadic#E731BC, #BCE731
Split complementary#E73161, #E7B731
Tetradic#B731E7, #E75C31, #61E731

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E8F7FC
Lighter +30%#BAE9F7
Lighter +20%#8CDAF2
Lighter +10%#5FCBEC
Darker −10%#18A2CD
Darker −20%#137E9F
Darker −30%#0D5A72
Darker −40%#083644
More saturated +25%#19C9FF
Less saturated −25%#4EADCA

Channel breakdown

R49
G188
B231
Red49 (19.2%)
Green188 (73.7%)
Blue231 (90.6%)
Hue194.18°
Saturation (HSL)79.13%
Lightness54.9%
Dominant channelBlue
Hex per channelR 31 · G BC · B E7

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Every value on this page was computed from “31bce7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.