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Recognised as Colour

#04CA01

  • #04CA01
  • Green
  • Dark
  • Nearest: Limegreen

#04CA01 is a green with RGB values 4, 202, 1 and HSL 119°, 99%, 40%. It is a dark colour, so black text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#04CA01#04CA01
HEX#04CA01
RGBrgb(4, 202, 1)
RGB (0–1)0.0157, 0.7922, 0.0039
RGB percentages1.6%, 79.2%, 0.4%
HSLhsl(119.1, 99%, 39.8%)
HSV / HSBhsv(119.1, 99.5%, 79.2%)
CMYK98%, 0%, 99.5%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer313,857
CSS custom property--colour: #04CA01;

Brightness & contrast

Relative luminance0.42269WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.45:1
Contrast with white2.22:1WCAG normal text: Fail
Contrast with black9.45:1WCAG normal text: AAA
Greyscale equivalent#919191
Inverted#FB35FE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CFB500no red cones; affects about 1% of men; ΔE 67.2 from the original
Deuteranopia#BDA92Cno green cones; the most common form, about 1% of men; ΔE 66.6 from the original
Tritanopia#00C4ABno blue cones; rare, and affects men and women equally; ΔE 73.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.22:1WCAG large text: Fail
Contrast with black, large text9.45:1WCAG large text: AAA

Named colours

Limegreen · ΔE 9.8Lawn green · ΔE 23.8Chartreuse · ΔE 25.1Lime · ΔE 25.6Spring green · ΔE 29Green yellow · ΔE 31.2
Nearest named CSS colourLimegreen (#32CD32)ΔE 9.78, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C701CA
Analogous#69CA01, #01CA63
Triadic#0104CA, #CA0104
Split complementary#6201CA, #CA0169
Tetradic#0168CA, #C701CA, #CA6301

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9AFE99
Lighter +30%#68FE66
Lighter +20%#36FE33
Lighter +10%#05FD01
Darker −10%#039701
Darker −20%#026500
Darker −30%#013200
Darker −40%#000000
More saturated +25%#03CB00
Less saturated −25%#1DB11A

Channel breakdown

R4
G202
B1
Red4 (1.6%)
Green202 (79.2%)
Blue1 (0.4%)
Hue119.1°
Saturation (HSL)99.01%
Lightness39.8%
Dominant channelGreen
Hex per channelR 04 · G CA · B 01

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Every value on this page was computed from “04ca01” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.