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Colour

#4ACFDB

  • #4ACFDB
  • Cyan
  • Light
  • Nearest: Dark turquoise

#4ACFDB is a cyan with RGB values 74, 207, 219 and HSL 185°, 67%, 57%. It is a light colour, so black text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#4ACFDB#4ACFDB
HEX#4ACFDB
RGBrgb(74, 207, 219)
RGB (0–1)0.2902, 0.8118, 0.8588
RGB percentages29%, 81.2%, 85.9%
HSLhsl(185, 66.8%, 57.5%)
HSV / HSBhsv(185, 66.2%, 85.9%)
CMYK66.2%, 5.5%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,902,875
CSS custom property--colour: #4ACFDB;

Brightness & contrast

Relative luminance0.51196WCAG 2.x, 0 is black and 1 is white
Perceived brightness179.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.24:1
Contrast with white1.87:1WCAG normal text: Fail
Contrast with black11.24:1WCAG normal text: AAA
Greyscale equivalent#B4B4B4
Inverted#B53024

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BFC7DCno red cones; affects about 1% of men; ΔE 33.9 from the original
Deuteranopia#AAB7DCno green cones; the most common form, about 1% of men; ΔE 35.6 from the original
Tritanopia#00D7D2no blue cones; rare, and affects men and women equally; ΔE 13.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.87:1WCAG large text: Fail
Contrast with black, large text11.24:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 8.8Medium turquoise · ΔE 9.8Light seagreen · ΔE 16Sky blue · ΔE 17.9Turquoise · ΔE 18Pale turquoise · ΔE 20.7
Nearest named CSS colourDark turquoise (#00CED1)ΔE 8.82, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB564A
Analogous#4ADB9E, #4A87DB
Triadic#DB4ACF, #CFDB4A
Split complementary#DB4A86, #DB9E4A
Tetradic#9F4ADB, #DB564A, #87DB4A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F4FCFD
Lighter +30%#CAF1F4
Lighter +20%#9FE6EC
Lighter +10%#75DAE3
Darker −10%#28BCCA
Darker −20%#20959F
Darker −30%#176D75
Darker −40%#0F454A
More saturated +25%#2FE6F6
Less saturated −25%#65B8C0

Channel breakdown

R74
G207
B219
Red74 (29%)
Green207 (81.2%)
Blue219 (85.9%)
Hue184.97°
Saturation (HSL)66.82%
Lightness57.45%
Dominant channelBlue
Hex per channelR 4A · G CF · B DB

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Every value on this page was computed from “4acfdb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.