Colour

#21452F

#21452F
Green
Dark
Nearest: Dark slate grey

#21452F is a green with RGB values 33, 69, 47 and HSL 143°, 35%, 20%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#21452F#21452F

HEX#21452F

RGBrgb(33, 69, 47)

RGB (0–1)0.1294, 0.2706, 0.1843

RGB percentages12.9%, 27.1%, 18.4%

HSLhsl(143.3, 35.3%, 20%)

HSV / HSBhsv(143.3, 52.2%, 27.1%)

CMYK52.2%, 0%, 31.9%, 72.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,180,399

CSS custom property--colour: #21452F;

Brightness & contrast

Relative luminance0.04785WCAG 2.x, 0 is black and 1 is white

Perceived brightness58.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.73:1

Contrast with white10.73:1WCAG normal text: AAA

Contrast with black1.96:1WCAG normal text: Fail

Greyscale equivalent#3C3C3C

Inverted#DEBAD0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#45402Eno red cones; affects about 1% of men; ΔE 17.9 from the original

Deuteranopia#3F3C30no green cones; the most common form, about 1% of men; ΔE 17.9 from the original

Tritanopia#19443Fno blue cones; rare, and affects men and women equally; ΔE 11.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text10.73:1WCAG large text: AAA

Contrast with black, large text1.96:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.8 Dark olivegreen · ΔE 26.6 Dim grey · ΔE 27.9 Teal · ΔE 30.1 Black · ΔE 33.6 Dark cyan · ΔE 34

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.82, a distinctly different colour

Hue familygreen

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#452137

Analogous#254521, #214541

Triadic#2F2145, #452F21

Split complementary#412145, #452125

Tetradic#212545, #452137, #454121

Tints, shades & saturation

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

Lighter +40%#75BD91

Lighter +30%#53AC76

Lighter +20%#428A5E

Lighter +10%#326747

Darker −10%#112218

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#14522C

Less saturated −25%#2E3832

Channel breakdown

R33

G69

B47

Red33 (12.9%)

Green69 (27.1%)

Blue47 (18.4%)

Hue143.33°

Saturation (HSL)35.29%

Lightness20%

Dominant channelGreen

Hex per channelR 21 · G 45 · B 2F

Keep nerding

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#21452F

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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