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Recognised as Colour

#45B8EE

  • #45B8EE
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#45B8EE is a cyan with RGB values 69, 184, 238 and HSL 199°, 83%, 60%. 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

#45B8EE#45B8EE
HEX#45B8EE
RGBrgb(69, 184, 238)
RGB (0–1)0.2706, 0.7216, 0.9333
RGB percentages27.1%, 72.2%, 93.3%
HSLhsl(199.2, 83.3%, 60.2%)
HSV / HSBhsv(199.2, 71%, 93.3%)
CMYK71%, 22.7%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,569,326
CSS custom property--colour: #45B8EE;

Brightness & contrast

Relative luminance0.41719WCAG 2.x, 0 is black and 1 is white
Perceived brightness166.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.34:1
Contrast with white2.25:1WCAG normal text: Fail
Contrast with black9.34:1WCAG normal text: AAA
Greyscale equivalent#A3A3A3
Inverted#BA4711

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9DB6F1no red cones; affects about 1% of men; ΔE 21.2 from the original
Deuteranopia#86A6EDno green cones; the most common form, about 1% of men; ΔE 22.6 from the original
Tritanopia#00C6CAno blue cones; rare, and affects men and women equally; ΔE 32.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.25:1WCAG large text: Fail
Contrast with black, large text9.34:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 7.1Light skyblue · ΔE 12.6Sky blue · ΔE 17.2Steel blue · ΔE 21.7Light steelblue · ΔE 26.3Light blue · ΔE 28.3
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 7.07, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EE7B45
Analogous#45EED0, #4563EE
Triadic#EE45B8, #B8EE45
Split complementary#EE4563, #EED045
Tetradic#D045EE, #EE7B45, #63EE45

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D1EEFB
Lighter +20%#A2DCF7
Lighter +10%#74CAF2
Darker −10%#16A6EA
Darker −20%#1185BC
Darker −30%#0D648D
Darker −40%#09435E
More saturated +25%#34BEFF
Less saturated −25%#5EAFD5

Channel breakdown

R69
G184
B238
Red69 (27.1%)
Green184 (72.2%)
Blue238 (93.3%)
Hue199.17°
Saturation (HSL)83.25%
Lightness60.2%
Dominant channelBlue
Hex per channelR 45 · G B8 · B EE

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Every value on this page was computed from “45b8ee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.