Colour

#21402A

#21402A
Green
Dark
Nearest: Dark slate grey

#21402A is a green with RGB values 33, 64, 42 and HSL 137°, 32%, 19%. It is a dark colour, so white text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#21402A#21402A

HEX#21402A

RGBrgb(33, 64, 42)

RGB (0–1)0.1294, 0.251, 0.1647

RGB percentages12.9%, 25.1%, 16.5%

HSLhsl(137.4, 32%, 19%)

HSV / HSBhsv(137.4, 48.4%, 25.1%)

CMYK48.4%, 0%, 34.4%, 74.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,179,114

CSS custom property--colour: #21402A;

Brightness & contrast

Relative luminance0.04157WCAG 2.x, 0 is black and 1 is white

Perceived brightness54.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.47:1

Contrast with white11.47:1WCAG normal text: AAA

Contrast with black1.83:1WCAG normal text: Fail

Greyscale equivalent#383838

Inverted#DEBFD5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#403B29no red cones; affects about 1% of men; ΔE 16.3 from the original

Deuteranopia#3B382Bno green cones; the most common form, about 1% of men; ΔE 16.1 from the original

Tritanopia#1B3F3Ano blue cones; rare, and affects men and women equally; ΔE 11.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.47:1WCAG large text: AAA

Contrast with black, large text1.83:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16.4 Dark olivegreen · ΔE 27.5 Dim grey · ΔE 28.5 Black · ΔE 31.4 Teal · ΔE 32.4 Gray · ΔE 35.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.41, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#402137

Analogous#284021, #214039

Triadic#2A2140, #402A21

Split complementary#392140, #402128

Tetradic#212840, #402137, #403921

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#75B888

Lighter +30%#55A56C

Lighter +20%#448356

Lighter +10%#326240

Darker −10%#101E14

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#154C25

Less saturated −25%#2D342F

Channel breakdown

R33

G64

B42

Red33 (12.9%)

Green64 (25.1%)

Blue42 (16.5%)

Hue137.42°

Saturation (HSL)31.96%

Lightness19.02%

Dominant channelGreen

Hex per channelR 21 · G 40 · B 2A

Keep nerding

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#21402A

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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