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Recognised as Colour

#28451C

  • #28451C
  • Green
  • Dark
  • Nearest: Dark olivegreen

#28451C is a green with RGB values 40, 69, 28 and HSL 102°, 42%, 19%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dark olivegreen.

Colour values

#28451C#28451C
HEX#28451C
RGBrgb(40, 69, 28)
RGB (0–1)0.1569, 0.2706, 0.1098
RGB percentages15.7%, 27.1%, 11%
HSLhsl(102.4, 42.3%, 19%)
HSV / HSBhsv(102.4, 59.4%, 27.1%)
CMYK42%, 0%, 59.4%, 72.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,639,132
CSS custom property--colour: #28451C;

Brightness & contrast

Relative luminance0.04791WCAG 2.x, 0 is black and 1 is white
Perceived brightness58 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.72:1
Contrast with white10.72:1WCAG normal text: AAA
Contrast with black1.96:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#D7BAE3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#473F18no red cones; affects about 1% of men; ΔE 18 from the original
Deuteranopia#433D1Fno green cones; the most common form, about 1% of men; ΔE 17.7 from the original
Tritanopia#27433Cno blue cones; rare, and affects men and women equally; ΔE 21.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.72:1WCAG large text: AAA
Contrast with black, large text1.96:1WCAG large text: Fail

Named colours

Dark olivegreen · ΔE 18.7Dark slate grey · ΔE 26.7Sea green · ΔE 32.2Dark green · ΔE 32.8Dim grey · ΔE 34.4Teal · ΔE 38.1
Nearest named CSS colourDark olivegreen (#556B2F)ΔE 18.68, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#391C45
Analogous#3D451C, #1C4525
Triadic#1C2845, #451C28
Split complementary#251C45, #451C3C
Tetradic#1C3C45, #391C45, #45251C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#84C36A
Lighter +30%#67B248
Lighter +20%#528E39
Lighter +10%#3D692B
Darker −10%#13210D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#235110
Less saturated −25%#2D3928

Channel breakdown

R40
G69
B28
Red40 (15.7%)
Green69 (27.1%)
Blue28 (11%)
Hue102.44°
Saturation (HSL)42.27%
Lightness19.02%
Dominant channelGreen
Hex per channelR 28 · G 45 · B 1C

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Every value on this page was computed from “28451c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.