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Recognised as Colour

#04F189

  • #04F189
  • Cyan
  • Light
  • Nearest: Medium spring green

#04F189 is a cyan with RGB values 4, 241, 137 and HSL 154°, 97%, 48%. It is a light colour, so black text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#04F189#04F189
HEX#04F189
RGBrgb(4, 241, 137)
RGB (0–1)0.0157, 0.9451, 0.5373
RGB percentages1.6%, 94.5%, 53.7%
HSLhsl(153.7, 96.7%, 48%)
HSV / HSBhsv(153.7, 98.3%, 94.5%)
CMYK98.3%, 0%, 43.2%, 5.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer323,977
CSS custom property--colour: #04F189;

Brightness & contrast

Relative luminance0.64743WCAG 2.x, 0 is black and 1 is white
Perceived brightness190.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.95:1
Contrast with white1.51:1WCAG normal text: Fail
Contrast with black13.95:1WCAG normal text: AAA
Greyscale equivalent#B7B7B7
Inverted#FB0E76

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F0DC81no red cones; affects about 1% of men; ΔE 66.5 from the original
Deuteranopia#DACC90no green cones; the most common form, about 1% of men; ΔE 67 from the original
Tritanopia#00EED8no blue cones; rare, and affects men and women equally; ΔE 44 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.51:1WCAG large text: Fail
Contrast with black, large text13.95:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 5.4Spring green · ΔE 12.5Pale green · ΔE 23.4Light green · ΔE 24.5Limegreen · ΔE 27.4Medium seagreen · ΔE 32.1
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 5.42, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F1046C
Analogous#04F113, #04E2F1
Triadic#8904F1, #F18904
Split complementary#F104E2, #F11304
Tetradic#1304F1, #F1046C, #E2F104

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C3FEE4
Lighter +30%#91FDCE
Lighter +20%#5FFCB7
Lighter +10%#2CFCA1
Darker −10%#03BF6C
Darker −20%#028D50
Darker −30%#025A33
Darker −40%#012817
More saturated +25%#00F589
Less saturated −25%#23D285

Channel breakdown

R4
G241
B137
Red4 (1.6%)
Green241 (94.5%)
Blue137 (53.7%)
Hue153.67°
Saturation (HSL)96.73%
Lightness48.04%
Dominant channelGreen
Hex per channelR 04 · G F1 · B 89

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Every value on this page was computed from “04f189” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.