Colour

#2A373D

#2A373D
Cyan
Dark
Nearest: Dark slate grey

#2A373D is a cyan with RGB values 42, 55, 61 and HSL 199°, 18%, 20%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2A373D#2A373D

HEX#2A373D

RGBrgb(42, 55, 61)

RGB (0–1)0.1647, 0.2157, 0.2392

RGB percentages16.5%, 21.6%, 23.9%

HSLhsl(198.9, 18.4%, 20.2%)

HSV / HSBhsv(198.9, 31.1%, 23.9%)

CMYK31.1%, 9.8%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,766,653

CSS custom property--colour: #2A373D;

Brightness & contrast

Relative luminance0.03562WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.26:1

Contrast with white12.26:1WCAG normal text: AAA

Contrast with black1.71:1WCAG normal text: Fail

Greyscale equivalent#353535

Inverted#D5C8C2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#34363Dno red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#31343Dno green cones; the most common form, about 1% of men; ΔE 4.7 from the original

Tritanopia#243939no blue cones; rare, and affects men and women equally; ΔE 5.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.26:1WCAG large text: AAA

Contrast with black, large text1.71:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.3 Black · ΔE 23.1 Dim grey · ΔE 23.2 Slate grey · ΔE 31.1 Gray · ΔE 32.1 Light slate grey · ΔE 34.2

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.27, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3D302A

Analogous#2A3D39, #2A2E3D

Triadic#3D2A37, #373D2A

Split complementary#3D2A2E, #3D392A

Tetradic#392A3D, #3D302A, #2E3D2A

Tints, shades & saturation

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

Lighter +40%#87A0AC

Lighter +30%#698997

Lighter +20%#546D79

Lighter +10%#3F525B

Darker −10%#151C1F

Darker −20%#000101

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1D3C4A

Less saturated −25%#343434

Channel breakdown

R42

G55

B61

Red42 (16.5%)

Green55 (21.6%)

Blue61 (23.9%)

Hue198.95°

Saturation (HSL)18.45%

Lightness20.2%

Dominant channelBlue

Hex per channelR 2A · G 37 · B 3D

Keep nerding

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

#2A373D

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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