Nerdulator> put something in

Recognised as Colour

#21492D

  • #21492D
  • Green
  • Dark
  • Nearest: Dark slate grey

#21492D is a green with RGB values 33, 73, 45 and HSL 138°, 38%, 21%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#21492D#21492D
HEX#21492D
RGBrgb(33, 73, 45)
RGB (0–1)0.1294, 0.2863, 0.1765
RGB percentages12.9%, 28.6%, 17.6%
HSLhsl(138, 37.7%, 20.8%)
HSV / HSBhsv(138, 54.8%, 28.6%)
CMYK54.8%, 0%, 38.4%, 71.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,181,421
CSS custom property--colour: #21492D;

Brightness & contrast

Relative luminance0.05278WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.22:1
Contrast with white10.22:1WCAG normal text: AAA
Contrast with black2.06:1WCAG normal text: Fail
Greyscale equivalent#3E3E3E
Inverted#DEB6D2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#49432Bno red cones; affects about 1% of men; ΔE 20.1 from the original
Deuteranopia#433F2Fno green cones; the most common form, about 1% of men; ΔE 20.3 from the original
Tritanopia#184842no blue cones; rare, and affects men and women equally; ΔE 14.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.22:1WCAG large text: AAA
Contrast with black, large text2.06:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.3Dark olivegreen · ΔE 23.4Dim grey · ΔE 30.1Teal · ΔE 30.4Sea green · ΔE 31.1Dark cyan · ΔE 34
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.34, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#49213D
Analogous#294921, #214941
Triadic#2D2149, #492D21
Split complementary#412149, #492129
Tetradic#212949, #49213D, #494121

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#75C18C
Lighter +30%#52B16F
Lighter +20%#418F58
Lighter +10%#316C43
Darker −10%#112617
Darker −20%#010302
Darker −30%#000000
Darker −40%#000000
More saturated +25%#145628
Less saturated −25%#2E3C32

Channel breakdown

R33
G73
B45
Red33 (12.9%)
Green73 (28.6%)
Blue45 (17.6%)
Hue138°
Saturation (HSL)37.74%
Lightness20.78%
Dominant channelGreen
Hex per channelR 21 · G 49 · B 2D

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 “21492d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.