Colour

#122B21

#122B21
Cyan
Dark
Nearest: Dark slate grey

#122B21 is a cyan with RGB values 18, 43, 33 and HSL 156°, 41%, 12%. 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

#122B21#122B21

HEX#122B21

RGBrgb(18, 43, 33)

RGB (0–1)0.0706, 0.1686, 0.1294

RGB percentages7.1%, 16.9%, 12.9%

HSLhsl(156, 41%, 12%)

HSV / HSBhsv(156, 58.1%, 16.9%)

CMYK58.1%, 0%, 23.3%, 83.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,190,689

CSS custom property--colour: #122B21;

Brightness & contrast

Relative luminance0.01966WCAG 2.x, 0 is black and 1 is white

Perceived brightness36.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.07:1

Contrast with white15.07:1WCAG normal text: AAA

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

Greyscale equivalent#252525

Inverted#EDD4DE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A2820no red cones; affects about 1% of men; ΔE 12.1 from the original

Deuteranopia#262522no green cones; the most common form, about 1% of men; ΔE 12.6 from the original

Tritanopia#0A2B28no blue cones; rare, and affects men and women equally; ΔE 5.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.07:1WCAG large text: AAA

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

Named colours

Dark slate grey · ΔE 17.6 Black · ΔE 20.2 Dim grey · ΔE 32 Teal · ΔE 38.6 Dark olivegreen · ΔE 38.6 Gray · ΔE 40.5

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.56, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2B121C

Analogous#122B15, #12292B

Triadic#21122B, #2B2112

Split complementary#2B1229, #2B1412

Tetradic#14122B, #2B121C, #292B12

Tints, shades & saturation

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

Lighter +40%#52B78F

Lighter +30%#3F9774

Lighter +20%#307358

Lighter +10%#214F3D

Darker −10%#030705

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0A3323

Less saturated −25%#1A231F

Channel breakdown

R18

G43

B33

Red18 (7.1%)

Green43 (16.9%)

Blue33 (12.9%)

Hue156°

Saturation (HSL)40.98%

Lightness11.96%

Dominant channelGreen

Hex per channelR 12 · G 2B · B 21

Keep nerding

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

#122B21

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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