Colour

#042C25

#042C25
Cyan
Dark
Nearest: Dark slate grey

#042C25 is a cyan with RGB values 4, 44, 37 and HSL 170°, 83%, 9%. It is a dark colour, so white text on it reaches 15.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#042C25#042C25

HEX#042C25

RGBrgb(4, 44, 37)

RGB (0–1)0.0157, 0.1725, 0.1451

RGB percentages1.6%, 17.3%, 14.5%

HSLhsl(169.5, 83.3%, 9.4%)

HSV / HSBhsv(169.5, 90.9%, 17.3%)

CMYK90.9%, 0%, 15.9%, 82.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer273,445

CSS custom property--colour: #042C25;

Brightness & contrast

Relative luminance0.01961WCAG 2.x, 0 is black and 1 is white

Perceived brightness36 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.08:1

Contrast with white15.08:1WCAG normal text: AAA

Contrast with black1.39:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#FBD3DA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A2925no red cones; affects about 1% of men; ΔE 15.5 from the original

Deuteranopia#242526no green cones; the most common form, about 1% of men; ΔE 15.6 from the original

Tritanopia#002D2Ano blue cones; rare, and affects men and women equally; ΔE 2.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.08:1WCAG large text: AAA

Contrast with black, large text1.39:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17 Black · ΔE 21.9 Dim grey · ΔE 33.1 Teal · ΔE 36.6 Dark olivegreen · ΔE 40.4 Dark cyan · ΔE 41

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.04, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2C040B

Analogous#042C11, #041F2C

Triadic#25042C, #2C2504

Split complementary#2C041F, #2C1104

Tetradic#11042C, #2C040B, #1F2C04

Tints, shades & saturation

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

Lighter +40%#15E7C2

Lighter +30%#11B89B

Lighter +20%#0C8A74

Lighter +10%#085B4C

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#003028

Less saturated −25%#0A2621

Channel breakdown

G44

B37

Red4 (1.6%)

Green44 (17.3%)

Blue37 (14.5%)

Hue169.5°

Saturation (HSL)83.33%

Lightness9.41%

Dominant channelGreen

Hex per channelR 04 · G 2C · B 25

Keep nerding

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

#042C25

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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