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Recognised as Colour

#12823C

  • #12823C
  • Green
  • Dark
  • Nearest: Sea green

#12823C is a green with RGB values 18, 130, 60 and HSL 143°, 76%, 29%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#12823C#12823C
HEX#12823C
RGBrgb(18, 130, 60)
RGB (0–1)0.0706, 0.5098, 0.2353
RGB percentages7.1%, 51%, 23.5%
HSLhsl(142.5, 75.7%, 29%)
HSV / HSBhsv(142.5, 86.2%, 51%)
CMYK86.2%, 0%, 53.8%, 49%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,212,988
CSS custom property--colour: #12823C;

Brightness & contrast

Relative luminance0.1642WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.9:1
Contrast with white4.9:1WCAG normal text: AA
Contrast with black4.28:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#ED7DC3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#837636no red cones; affects about 1% of men; ΔE 42.5 from the original
Deuteranopia#776D41no green cones; the most common form, about 1% of men; ΔE 42.8 from the original
Tritanopia#007F72no blue cones; rare, and affects men and women equally; ΔE 33.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.9:1WCAG large text: AAA
Contrast with black, large text4.28:1WCAG large text: AA

Named colours

Sea green · ΔE 11.8Forest green · ΔE 16.3Dark green · ΔE 16.9Medium seagreen · ΔE 18.7Green · ΔE 21.3Dark olivegreen · ΔE 27.2
Nearest named CSS colourSea green (#2E8B57)ΔE 11.8, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#821258
Analogous#208212, #128274
Triadic#3C1282, #823C12
Split complementary#741282, #821220
Tetradic#122082, #821258, #827412

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#74ECA1
Lighter +30%#47E683
Lighter +20%#1EDC65
Lighter +10%#18AF51
Darker −10%#0C5527
Darker −20%#062813
Darker −30%#000000
Darker −40%#000000
More saturated +25%#009437
Less saturated −25%#247041

Channel breakdown

R18
G130
B60
Red18 (7.1%)
Green130 (51%)
Blue60 (23.5%)
Hue142.5°
Saturation (HSL)75.68%
Lightness29.02%
Dominant channelGreen
Hex per channelR 12 · G 82 · B 3C

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Every value on this page was computed from “12823c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.