Recognised as Colour

#031C18

#031C18
Cyan
Dark
Nearest: Black

#031C18 is a cyan with RGB values 3, 28, 24 and HSL 170°, 81%, 6%. It is a dark colour, so white text on it reaches 17.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#031C18#031C18

HEX#031C18

RGBrgb(3, 28, 24)

RGB (0–1)0.0118, 0.1098, 0.0941

RGB percentages1.2%, 11%, 9.4%

HSLhsl(170.4, 80.6%, 6.1%)

HSV / HSBhsv(170.4, 89.3%, 11%)

CMYK89.3%, 0%, 14.3%, 89%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer203,800

CSS custom property--colour: #031C18;

Brightness & contrast

Relative luminance0.00916WCAG 2.x, 0 is black and 1 is white

Perceived brightness23 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.75:1

Contrast with white17.75:1WCAG normal text: AAA

Contrast with black1.18:1WCAG normal text: Fail

Greyscale equivalent#161616

Inverted#FCE3E7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1A1A18no red cones; affects about 1% of men; ΔE 10 from the original

Deuteranopia#161718no green cones; the most common form, about 1% of men; ΔE 10.2 from the original

Tritanopia#001D1Bno blue cones; rare, and affects men and women equally; ΔE 1.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.75:1WCAG large text: AAA

Contrast with black, large text1.18:1WCAG large text: Fail

Named colours

Black · ΔE 13.2 Dark slate grey · ΔE 23.3 Dim grey · ΔE 37.6 Teal · ΔE 44.8 Gray · ΔE 46.5 Slate grey · ΔE 46.5

Nearest named CSS colourBlack (#000000)ΔE 13.24, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1C0307

Analogous#031C0B, #03141C

Triadic#18031C, #1C1803

Split complementary#1C0314, #1C0B03

Tetradic#0B031C, #1C0307, #141C03

Tints, shades & saturation

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

Lighter +40%#17D4B6

Lighter +30%#12A68E

Lighter +20%#0D7867

Lighter +10%#084A3F

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#001F1A

Less saturated −25%#071815

Channel breakdown

G28

B24

Red3 (1.2%)

Green28 (11%)

Blue24 (9.4%)

Hue170.4°

Saturation (HSL)80.65%

Lightness6.08%

Dominant channelGreen

Hex per channelR 03 · G 1C · B 18

Keep nerding

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

#031C18

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

Nerdulate something else