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Recognised as Colour

#18A259

  • #18A259
  • Green
  • Dark
  • Nearest: Medium seagreen

#18A259 is a green with RGB values 24, 162, 89 and HSL 148°, 74%, 36%. It is a dark colour, so black text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Medium seagreen.

Colour values

#18A259#18A259
HEX#18A259
RGBrgb(24, 162, 89)
RGB (0–1)0.0941, 0.6353, 0.349
RGB percentages9.4%, 63.5%, 34.9%
HSLhsl(148.3, 74.2%, 36.5%)
HSV / HSBhsv(148.3, 85.2%, 63.5%)
CMYK85.2%, 0%, 45.1%, 36.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,614,425
CSS custom property--colour: #18A259;

Brightness & contrast

Relative luminance0.26756WCAG 2.x, 0 is black and 1 is white
Perceived brightness128.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.35:1
Contrast with white3.31:1WCAG normal text: Fail
Contrast with black6.35:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#E75DA6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A29454no red cones; affects about 1% of men; ΔE 48.2 from the original
Deuteranopia#93895Eno green cones; the most common form, about 1% of men; ΔE 48.6 from the original
Tritanopia#00A090no blue cones; rare, and affects men and women equally; ΔE 32.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.31:1WCAG large text: AA
Contrast with black, large text6.35:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 8.3Sea green · ΔE 16Forest green · ΔE 18.6Green · ΔE 24.9Dark green · ΔE 27.5Medium aquamarine · ΔE 29.3
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 8.32, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A21861
Analogous#1CA218, #18A29E
Triadic#5918A2, #A25918
Split complementary#9E18A2, #A2181C
Tetradic#181CA2, #A21861, #A29E18

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#96F0C0
Lighter +30%#6AE9A6
Lighter +20%#3EE28B
Lighter +10%#1FCE71
Darker −10%#117641
Darker −20%#0B4928
Darker −30%#041D10
Darker −40%#000000
More saturated +25%#01B958
Less saturated −25%#2F8B5A

Channel breakdown

R24
G162
B89
Red24 (9.4%)
Green162 (63.5%)
Blue89 (34.9%)
Hue148.26°
Saturation (HSL)74.19%
Lightness36.47%
Dominant channelGreen
Hex per channelR 18 · G A2 · B 59

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Every value on this page was computed from “18a259” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.