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Recognised as Colour

#04FFC5

  • #04FFC5
  • Cyan
  • Light
  • Nearest: Aquamarine

#04FFC5 is a cyan with RGB values 4, 255, 197 and HSL 166°, 100%, 51%. It is a light colour, so black text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#04FFC5#04FFC5
HEX#04FFC5
RGBrgb(4, 255, 197)
RGB (0–1)0.0157, 1, 0.7725
RGB percentages1.6%, 100%, 77.3%
HSLhsl(166.1, 100%, 50.8%)
HSV / HSBhsv(166.1, 98.4%, 100%)
CMYK98.4%, 0%, 22.7%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer327,621
CSS custom property--colour: #04FFC5;

Brightness & contrast

Relative luminance0.75577WCAG 2.x, 0 is black and 1 is white
Perceived brightness206.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.12:1
Contrast with white1.3:1WCAG normal text: Fail
Contrast with black16.12:1WCAG normal text: AAA
Greyscale equivalent#C5C5C5
Inverted#FB003A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F8ECC2no red cones; affects about 1% of men; ΔE 61.4 from the original
Deuteranopia#DEDAC9no green cones; the most common form, about 1% of men; ΔE 61.9 from the original
Tritanopia#00FFEFno blue cones; rare, and affects men and women equally; ΔE 22.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.3:1WCAG large text: Fail
Contrast with black, large text16.12:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 18.3Medium spring green · ΔE 20.3Turquoise · ΔE 27.4Light green · ΔE 28.8Pale green · ΔE 28.9Medium aquamarine · ΔE 29
Nearest named CSS colourAquamarine (#7FFFD4)ΔE 18.29, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF043E
Analogous#04FF48, #04BCFF
Triadic#C504FF, #FFC504
Split complementary#FF04BC, #FF4804
Tetradic#4704FF, #FF043E, #BCFF04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D0FFF4
Lighter +30%#9DFFE8
Lighter +20%#6AFFDD
Lighter +10%#37FFD1
Darker −10%#00D0A0
Darker −20%#009D79
Darker −30%#006A52
Darker −40%#00372A
More saturated +25%#04FFC5
Less saturated −25%#23E0B4

Channel breakdown

R4
G255
B197
Red4 (1.6%)
Green255 (100%)
Blue197 (77.3%)
Hue166.14°
Saturation (HSL)100%
Lightness50.78%
Dominant channelGreen
Hex per channelR 04 · G FF · B C5

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Every value on this page was computed from “04ffc5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.