Nerdulator> put something in

Recognised as Colour

#31803F

  • #31803F
  • Green
  • Dark
  • Nearest: Sea green

#31803F is a green with RGB values 49, 128, 63 and HSL 131°, 45%, 35%. 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

#31803F#31803F
HEX#31803F
RGBrgb(49, 128, 63)
RGB (0–1)0.1922, 0.502, 0.2471
RGB percentages19.2%, 50.2%, 24.7%
HSLhsl(130.6, 44.6%, 34.7%)
HSV / HSBhsv(130.6, 61.7%, 50.2%)
CMYK61.7%, 0%, 50.8%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,244,095
CSS custom property--colour: #31803F;

Brightness & contrast

Relative luminance0.1645WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.9 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 black4.29:1WCAG normal text: Fail
Greyscale equivalent#6B6B6B
Inverted#CE7FC0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#82753Ano red cones; affects about 1% of men; ΔE 36.2 from the original
Deuteranopia#776E44no green cones; the most common form, about 1% of men; ΔE 36 from the original
Tritanopia#1E7D71no blue cones; rare, and affects men and women equally; ΔE 30.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.9:1WCAG large text: AAA
Contrast with black, large text4.29:1WCAG large text: AA

Named colours

Sea green · ΔE 9Dark green · ΔE 18.4Forest green · ΔE 20.2Medium seagreen · ΔE 20.4Dark olivegreen · ΔE 20.9Olivedrab · ΔE 25.1
Nearest named CSS colourSea green (#2E8B57)ΔE 9.04, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#803172
Analogous#4B8031, #318066
Triadic#3F3180, #803F31
Split complementary#673180, #80314A
Tetradic#314B80, #803172, #806631

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2DBAC
Lighter +30%#7DCD8B
Lighter +20%#58BF6A
Lighter +10%#3FA551
Darker −10%#235B2D
Darker −20%#15361B
Darker −30%#071109
Darker −40%#000000
More saturated +25%#1B9631
Less saturated −25%#476A4D

Channel breakdown

R49
G128
B63
Red49 (19.2%)
Green128 (50.2%)
Blue63 (24.7%)
Hue130.63°
Saturation (HSL)44.63%
Lightness34.71%
Dominant channelGreen
Hex per channelR 31 · G 80 · B 3F

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “31803f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.