Nerdulator> put something in

Colour

#212F25

  • #212F25
  • Green
  • Dark
  • Nearest: Dark slate grey

#212F25 is a green with RGB values 33, 47, 37 and HSL 137°, 18%, 16%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#212F25#212F25
HEX#212F25
RGBrgb(33, 47, 37)
RGB (0–1)0.1294, 0.1843, 0.1451
RGB percentages12.9%, 18.4%, 14.5%
HSLhsl(137.1, 17.5%, 15.7%)
HSV / HSBhsv(137.1, 29.8%, 18.4%)
CMYK29.8%, 0%, 21.3%, 81.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,174,757
CSS custom property--colour: #212F25;

Brightness & contrast

Relative luminance0.0249WCAG 2.x, 0 is black and 1 is white
Perceived brightness42.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.02:1
Contrast with white14.02:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#DED0DA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F2D24no red cones; affects about 1% of men; ΔE 7.7 from the original
Deuteranopia#2D2B26no green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#1F2F2Cno blue cones; rare, and affects men and women equally; ΔE 4.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.02:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16.1Black · ΔE 20.3Dim grey · ΔE 28.2Gray · ΔE 37Dark olivegreen · ΔE 37.1Slate grey · ΔE 38.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.06, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2F212B
Analogous#242F21, #212F2C
Triadic#25212F, #2F2521
Split complementary#2C212F, #2F2124
Tetradic#21242F, #2F212B, #2F2C21

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7AA286
Lighter +30%#60896C
Lighter +20%#4B6B54
Lighter +10%#364D3D
Darker −10%#0C110D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#173921
Less saturated −25%#282828

Channel breakdown

R33
G47
B37
Red33 (12.9%)
Green47 (18.4%)
Blue37 (14.5%)
Hue137.14°
Saturation (HSL)17.5%
Lightness15.69%
Dominant channelGreen
Hex per channelR 21 · G 2F · B 25

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 “212f25” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.