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Colour

#18B530

  • #18B530
  • Green
  • Dark
  • Nearest: Limegreen

#18B530 is a green with RGB values 24, 181, 48 and HSL 129°, 77%, 40%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#18B530#18B530
HEX#18B530
RGBrgb(24, 181, 48)
RGB (0–1)0.0941, 0.7098, 0.1882
RGB percentages9.4%, 71%, 18.8%
HSLhsl(129.2, 76.6%, 40.2%)
HSV / HSBhsv(129.2, 86.7%, 71%)
CMYK86.7%, 0%, 73.5%, 29%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,619,248
CSS custom property--colour: #18B530;

Brightness & contrast

Relative luminance0.33455WCAG 2.x, 0 is black and 1 is white
Perceived brightness140.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.69:1
Contrast with white2.73:1WCAG normal text: Fail
Contrast with black7.69:1WCAG normal text: AAA
Greyscale equivalent#8A8A8A
Inverted#E74ACF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B8A317no red cones; affects about 1% of men; ΔE 58.7 from the original
Deuteranopia#A9983Eno green cones; the most common form, about 1% of men; ΔE 58.6 from the original
Tritanopia#00B09Bno blue cones; rare, and affects men and women equally; ΔE 57.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.73:1WCAG large text: Fail
Contrast with black, large text7.69:1WCAG large text: AAA

Named colours

Limegreen · ΔE 11.8Forest green · ΔE 21.3Green · ΔE 21.9Spring green · ΔE 28.5Yellow green · ΔE 30.5Medium spring green · ΔE 32.2
Nearest named CSS colourLimegreen (#32CD32)ΔE 11.78, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B5189D
Analogous#4EB518, #18B57F
Triadic#3018B5, #B53018
Split complementary#7F18B5, #B5184F
Tetradic#184FB5, #B5189D, #B57F18

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A6F3B2
Lighter +30%#79ED8B
Lighter +20%#4CE764
Lighter +10%#1FE13C
Darker −10%#128824
Darker −20%#0C5B18
Darker −30%#062E0C
Darker −40%#000100
More saturated +25%#00CD1F
Less saturated −25%#329B42

Channel breakdown

R24
G181
B48
Red24 (9.4%)
Green181 (71%)
Blue48 (18.8%)
Hue129.17°
Saturation (HSL)76.59%
Lightness40.2%
Dominant channelGreen
Hex per channelR 18 · G B5 · B 30

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Every value on this page was computed from “18b530” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.