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Recognised as Colour

#04FF90

  • #04FF90
  • Cyan
  • Light
  • Nearest: Medium spring green

#04FF90 is a cyan with RGB values 4, 255, 144 and HSL 153°, 100%, 51%. It is a light colour, so black text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#04FF90#04FF90
HEX#04FF90
RGBrgb(4, 255, 144)
RGB (0–1)0.0157, 1, 0.5647
RGB percentages1.6%, 100%, 56.5%
HSLhsl(153.5, 100%, 50.8%)
HSV / HSBhsv(153.5, 98.4%, 100%)
CMYK98.4%, 0%, 43.5%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer327,568
CSS custom property--colour: #04FF90;

Brightness & contrast

Relative luminance0.73559WCAG 2.x, 0 is black and 1 is white
Perceived brightness201.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.71:1
Contrast with white1.34:1WCAG normal text: Fail
Contrast with black15.71:1WCAG normal text: AAA
Greyscale equivalent#C2C2C2
Inverted#FB006F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFE988no red cones; affects about 1% of men; ΔE 69.9 from the original
Deuteranopia#E7D898no green cones; the most common form, about 1% of men; ΔE 70.2 from the original
Tritanopia#00FCE4no blue cones; rare, and affects men and women equally; ΔE 46.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.34:1WCAG large text: Fail
Contrast with black, large text15.71:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 7.7Spring green · ΔE 8.3Pale green · ΔE 25.8Light green · ΔE 27.9Limegreen · ΔE 28.3Medium seagreen · ΔE 37.9
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 7.65, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF0473
Analogous#04FF12, #04F1FF
Triadic#9004FF, #FF9004
Split complementary#FF04F1, #FF1204
Tetradic#1204FF, #FF0473, #F1FF04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D0FFEA
Lighter +30%#9DFFD4
Lighter +20%#6AFFBD
Lighter +10%#37FFA7
Darker −10%#00D074
Darker −20%#009D58
Darker −30%#006A3B
Darker −40%#00371F
More saturated +25%#04FF90
Less saturated −25%#23E08C

Channel breakdown

R4
G255
B144
Red4 (1.6%)
Green255 (100%)
Blue144 (56.5%)
Hue153.47°
Saturation (HSL)100%
Lightness50.78%
Dominant channelGreen
Hex per channelR 04 · G FF · B 90

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Every value on this page was computed from “04ff90” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.