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Recognised as Colour

#2DCFF4

  • #2DCFF4
  • Cyan
  • Light
  • Nearest: Sky blue

#2DCFF4 is a cyan with RGB values 45, 207, 244 and HSL 191°, 90%, 57%. It is a light colour, so black text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#2DCFF4#2DCFF4
HEX#2DCFF4
RGBrgb(45, 207, 244)
RGB (0–1)0.1765, 0.8118, 0.9569
RGB percentages17.6%, 81.2%, 95.7%
HSLhsl(191.2, 90%, 56.7%)
HSV / HSBhsv(191.2, 81.6%, 95.7%)
CMYK81.6%, 15.2%, 0%, 4.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,002,356
CSS custom property--colour: #2DCFF4;

Brightness & contrast

Relative luminance0.51715WCAG 2.x, 0 is black and 1 is white
Perceived brightness180.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.34:1
Contrast with white1.85:1WCAG normal text: Fail
Contrast with black11.34:1WCAG normal text: AAA
Greyscale equivalent#AFAFAF
Inverted#D2300B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B7C9F6no red cones; affects about 1% of men; ΔE 31.8 from the original
Deuteranopia#9EB6F4no green cones; the most common form, about 1% of men; ΔE 34.2 from the original
Tritanopia#00DCDBno blue cones; rare, and affects men and women equally; ΔE 23.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.85:1WCAG large text: Fail
Contrast with black, large text11.34:1WCAG large text: AAA

Named colours

Sky blue · ΔE 15.3Light skyblue · ΔE 16.9Deep skyblue · ΔE 16.9Dark turquoise · ΔE 20.4Medium turquoise · ΔE 23.4Light blue · ΔE 25.4
Nearest named CSS colourSky blue (#87CEEB)ΔE 15.28, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F4522D
Analogous#2DF4B6, #2D6BF4
Triadic#F42DCF, #CFF42D
Split complementary#F42D6B, #F4B62D
Tetradic#B62DF4, #F4522D, #6BF42D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFFBFE
Lighter +30%#BEF0FC
Lighter +20%#8EE5F9
Lighter +10%#5DDAF7
Darker −10%#0CBAE2
Darker −20%#0992B2
Darker −30%#076A81
Darker −40%#044351
More saturated +25%#22D6FF
Less saturated −25%#49BED8

Channel breakdown

R45
G207
B244
Red45 (17.6%)
Green207 (81.2%)
Blue244 (95.7%)
Hue191.16°
Saturation (HSL)90.05%
Lightness56.67%
Dominant channelBlue
Hex per channelR 2D · G CF · B F4

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Every value on this page was computed from “2dcff4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.