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Recognised as Colour

#51863D

  • #51863D
  • Green
  • Dark
  • Nearest: Sea green

#51863D is a green with RGB values 81, 134, 61 and HSL 104°, 37%, 38%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#51863D#51863D
HEX#51863D
RGBrgb(81, 134, 61)
RGB (0–1)0.3176, 0.5255, 0.2392
RGB percentages31.8%, 52.5%, 23.9%
HSLhsl(103.6, 37.4%, 38.2%)
HSV / HSBhsv(103.6, 54.5%, 52.5%)
CMYK39.6%, 0%, 54.5%, 47.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,342,781
CSS custom property--colour: #51863D;

Brightness & contrast

Relative luminance0.19136WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.83:1
Contrast with white4.35:1WCAG normal text: Fail
Contrast with black4.83:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#AE79C2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8A7C36no red cones; affects about 1% of men; ΔE 28.9 from the original
Deuteranopia#827742no green cones; the most common form, about 1% of men; ΔE 28.8 from the original
Tritanopia#4E8275no blue cones; rare, and affects men and women equally; ΔE 33.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.35:1WCAG large text: AA
Contrast with black, large text4.83:1WCAG large text: AAA

Named colours

Sea green · ΔE 15.5Dark olivegreen · ΔE 16.1Olivedrab · ΔE 17.1Dark green · ΔE 20.3Forest green · ΔE 20.9Medium seagreen · ΔE 23.5
Nearest named CSS colourSea green (#2E8B57)ΔE 15.47, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#723D86
Analogous#76863D, #3D864E
Triadic#3D5186, #863D51
Split complementary#4E3D86, #863D76
Tetradic#3D7686, #723D86, #864E3D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BEDCB3
Lighter +30%#A0CC90
Lighter +20%#82BC6D
Lighter +10%#66A94D
Darker −10%#3C632D
Darker −20%#27401D
Darker −30%#111D0D
Darker −40%#000000
More saturated +25%#469E25
Less saturated −25%#5C6E55

Channel breakdown

R81
G134
B61
Red81 (31.8%)
Green134 (52.5%)
Blue61 (23.9%)
Hue103.56°
Saturation (HSL)37.44%
Lightness38.24%
Dominant channelGreen
Hex per channelR 51 · G 86 · B 3D

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Every value on this page was computed from “51863d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.