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Colour

#1B5903

  • #1B5903
  • Green
  • Dark
  • Nearest: Dark green

#1B5903 is a green with RGB values 27, 89, 3 and HSL 103°, 93%, 18%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark green.

Colour values

#1B5903#1B5903
HEX#1B5903
RGBrgb(27, 89, 3)
RGB (0–1)0.1059, 0.349, 0.0118
RGB percentages10.6%, 34.9%, 1.2%
HSLhsl(103.3, 93.5%, 18%)
HSV / HSBhsv(103.3, 96.6%, 34.9%)
CMYK69.7%, 0%, 96.6%, 65.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,792,259
CSS custom property--colour: #1B5903;

Brightness & contrast

Relative luminance0.07384WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.48:1
Contrast with white8.48:1WCAG normal text: AAA
Contrast with black2.48:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#E4A6FC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5C5000no red cones; affects about 1% of men; ΔE 32.3 from the original
Deuteranopia#554B10no green cones; the most common form, about 1% of men; ΔE 32.4 from the original
Tritanopia#12564Ano blue cones; rare, and affects men and women equally; ΔE 38.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.48:1WCAG large text: AAA
Contrast with black, large text2.48:1WCAG large text: Fail

Named colours

Dark green · ΔE 9.6Dark olivegreen · ΔE 20.5Forest green · ΔE 23.9Green · ΔE 24.3Olivedrab · ΔE 25.8Sea green · ΔE 26.6
Nearest named CSS colourDark green (#006400)ΔE 9.57, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#410359
Analogous#465903, #035916
Triadic#031B59, #59031B
Split complementary#160359, #590346
Tetradic#034659, #410359, #591603

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#68F830
Lighter +30%#48ED08
Lighter +20%#39BC06
Lighter +10%#2A8A05
Darker −10%#0C2801
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1A5C00
Less saturated −25%#204E0F

Channel breakdown

R27
G89
B3
Red27 (10.6%)
Green89 (34.9%)
Blue3 (1.2%)
Hue103.26°
Saturation (HSL)93.48%
Lightness18.04%
Dominant channelGreen
Hex per channelR 1B · G 59 · B 03

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Every value on this page was computed from “1b5903” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.