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Recognised as Colour

#31BEFF

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

#31BEFF is a cyan with RGB values 49, 190, 255 and HSL 199°, 100%, 60%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#31BEFF#31BEFF
HEX#31BEFF
RGBrgb(49, 190, 255)
RGB (0–1)0.1922, 0.7451, 1
RGB percentages19.2%, 74.5%, 100%
HSLhsl(198.9, 100%, 59.6%)
HSV / HSBhsv(198.9, 80.8%, 100%)
CMYK80.8%, 25.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,260,159
CSS custom property--colour: #31BEFF;

Brightness & contrast

Relative luminance0.447WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.94:1
Contrast with white2.11:1WCAG normal text: Fail
Contrast with black9.94:1WCAG normal text: AAA
Greyscale equivalent#A5A5A5
Inverted#CE4100

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9EBDFFno red cones; affects about 1% of men; ΔE 21.6 from the original
Deuteranopia#83AAFEno green cones; the most common form, about 1% of men; ΔE 24.3 from the original
Tritanopia#00CFD4no blue cones; rare, and affects men and women equally; ΔE 37.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.11:1WCAG large text: Fail
Contrast with black, large text9.94:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 2.8Light skyblue · ΔE 16Sky blue · ΔE 22Steel blue · ΔE 25Cornflower blue · ΔE 27.4Light steelblue · ΔE 30.8
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 2.83, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF7231
Analogous#31FFD9, #3157FF
Triadic#FF31BE, #BEFF31
Split complementary#FF3157, #FFD931
Tetradic#D931FF, #FF7231, #57FF31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDFEFF
Lighter +30%#CAEEFF
Lighter +20%#97DEFF
Lighter +10%#64CEFF
Darker −10%#00ADFD
Darker −20%#008ACA
Darker −30%#006797
Darker −40%#004464
More saturated +25%#31BEFF
Less saturated −25%#4BB4E5

Channel breakdown

R49
G190
B255
Red49 (19.2%)
Green190 (74.5%)
Blue255 (100%)
Hue198.93°
Saturation (HSL)100%
Lightness59.61%
Dominant channelBlue
Hex per channelR 31 · G BE · B FF

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