Colour

#02100B

#02100B
Cyan
Dark
Nearest: Black

#02100B is a cyan with RGB values 2, 16, 11 and HSL 159°, 78%, 4%. It is a dark colour, so white text on it reaches 19.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#02100B#02100B

HEX#02100B

RGBrgb(2, 16, 11)

RGB (0–1)0.0078, 0.0627, 0.0431

RGB percentages0.8%, 6.3%, 4.3%

HSLhsl(158.6, 77.8%, 3.5%)

HSV / HSBhsv(158.6, 87.5%, 6.3%)

CMYK87.5%, 0%, 31.3%, 93.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer135,179

CSS custom property--colour: #02100B;

Brightness & contrast

Relative luminance0.00408WCAG 2.x, 0 is black and 1 is white

Perceived brightness12.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.42:1

Contrast with white19.42:1WCAG normal text: AAA

Contrast with black1.08:1WCAG normal text: Fail

Greyscale equivalent#0D0D0D

Inverted#FDEFF4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0F0E0Bno red cones; affects about 1% of men; ΔE 4.7 from the original

Deuteranopia#0D0C0Bno green cones; the most common form, about 1% of men; ΔE 5 from the original

Tritanopia#00100Fno blue cones; rare, and affects men and women equally; ΔE 2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.42:1WCAG large text: AAA

Contrast with black, large text1.08:1WCAG large text: Fail

Named colours

Black · ΔE 6.1 Dark slate grey · ΔE 28.8 Dim grey · ΔE 41 Gray · ΔE 50.1 Slate grey · ΔE 50.5 Dark olivegreen · ΔE 50.7

Nearest named CSS colourBlack (#000000)ΔE 6.1, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#100207

Analogous#021004, #020E10

Triadic#0B0210, #100B02

Split complementary#10020E, #100402

Tetradic#040210, #100207, #0E1002

Tints, shades & saturation

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

Lighter +40%#19C588

Lighter +30%#139869

Lighter +20%#0D6B49

Lighter +10%#083D2A

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00120C

Less saturated −25%#040E0A

Channel breakdown

G16

B11

Red2 (0.8%)

Green16 (6.3%)

Blue11 (4.3%)

Hue158.57°

Saturation (HSL)77.78%

Lightness3.53%

Dominant channelGreen

Hex per channelR 02 · G 10 · B 0B

Keep nerding

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

#02100B

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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