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Recognised as Colour

#04D21F

  • #04D21F
  • Green
  • Dark
  • Nearest: Limegreen

#04D21F is a green with RGB values 4, 210, 31 and HSL 128°, 96%, 42%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#04D21F#04D21F
HEX#04D21F
RGBrgb(4, 210, 31)
RGB (0–1)0.0157, 0.8235, 0.1216
RGB percentages1.6%, 82.4%, 12.2%
HSLhsl(127.9, 96.3%, 42%)
HSV / HSBhsv(127.9, 98.1%, 82.4%)
CMYK98.1%, 0%, 85.2%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer315,935
CSS custom property--colour: #04D21F;

Brightness & contrast

Relative luminance0.46218WCAG 2.x, 0 is black and 1 is white
Perceived brightness161.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.24:1
Contrast with white2.05:1WCAG normal text: Fail
Contrast with black10.24:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#FB2DE0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D6BD00no red cones; affects about 1% of men; ΔE 68 from the original
Deuteranopia#C4B039no green cones; the most common form, about 1% of men; ΔE 67.9 from the original
Tritanopia#00CCB3no blue cones; rare, and affects men and women equally; ΔE 71.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.05:1WCAG large text: Fail
Contrast with black, large text10.24:1WCAG large text: AAA

Named colours

Limegreen · ΔE 8.9Lawn green · ΔE 23.8Lime · ΔE 24.6Chartreuse · ΔE 25Spring green · ΔE 25.5Green yellow · ΔE 31.3
Nearest named CSS colourLimegreen (#32CD32)ΔE 8.87, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D204B7
Analogous#50D204, #04D286
Triadic#1F04D2, #D21F04
Split complementary#8604D2, #D20450
Tetradic#0450D2, #D204B7, #D28604

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A5FDB0
Lighter +30%#73FC85
Lighter +20%#41FB59
Lighter +10%#0FFA2D
Darker −10%#03A018
Darker −20%#026E10
Darker −30%#013C09
Darker −40%#000A01
More saturated +25%#00D61C
Less saturated −25%#1FB733

Channel breakdown

R4
G210
B31
Red4 (1.6%)
Green210 (82.4%)
Blue31 (12.2%)
Hue127.86°
Saturation (HSL)96.26%
Lightness41.96%
Dominant channelGreen
Hex per channelR 04 · G D2 · B 1F

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Every value on this page was computed from “04d21f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.