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Recognised as Colour

#283C23

  • #283C23
  • Green
  • Dark
  • Nearest: Dark slate grey

#283C23 is a green with RGB values 40, 60, 35 and HSL 108°, 26%, 19%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#283C23#283C23
HEX#283C23
RGBrgb(40, 60, 35)
RGB (0–1)0.1569, 0.2353, 0.1373
RGB percentages15.7%, 23.5%, 13.7%
HSLhsl(108, 26.3%, 18.6%)
HSV / HSBhsv(108, 41.7%, 23.5%)
CMYK33.3%, 0%, 41.7%, 76.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,636,835
CSS custom property--colour: #283C23;

Brightness & contrast

Relative luminance0.03804WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.93:1
Contrast with white11.93:1WCAG normal text: AAA
Contrast with black1.76:1WCAG normal text: Fail
Greyscale equivalent#363636
Inverted#D7C3DC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3D3821no red cones; affects about 1% of men; ΔE 12.2 from the original
Deuteranopia#3A3624no green cones; the most common form, about 1% of men; ΔE 12.3 from the original
Tritanopia#273A36no blue cones; rare, and affects men and women equally; ΔE 13.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.93:1WCAG large text: AAA
Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.7Dark olivegreen · ΔE 26.5Dim grey · ΔE 28.6Black · ΔE 29.8Gray · ΔE 36Teal · ΔE 36.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.75, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#37233C
Analogous#353C23, #233C2B
Triadic#23283C, #3C2328
Split complementary#2B233C, #3C2335
Tetradic#23353C, #37233C, #3C2B23

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#85B17A
Lighter +30%#689D5B
Lighter +20%#537C49
Lighter +10%#3D5C36
Darker −10%#131C10
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#214817
Less saturated −25%#2F302F

Channel breakdown

R40
G60
B35
Red40 (15.7%)
Green60 (23.5%)
Blue35 (13.7%)
Hue108°
Saturation (HSL)26.32%
Lightness18.63%
Dominant channelGreen
Hex per channelR 28 · G 3C · B 23

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Every value on this page was computed from “283c23” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.