Recognised as Colour

#102D21

#102D21
Cyan
Dark
Nearest: Dark slate grey

#102D21 is a cyan with RGB values 16, 45, 33 and HSL 155°, 48%, 12%. It is a dark colour, so white text on it reaches 14.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#102D21#102D21

HEX#102D21

RGBrgb(16, 45, 33)

RGB (0–1)0.0627, 0.1765, 0.1294

RGB percentages6.3%, 17.6%, 12.9%

HSLhsl(155.2, 47.5%, 12%)

HSV / HSBhsv(155.2, 64.4%, 17.6%)

CMYK64.4%, 0%, 26.7%, 82.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,060,129

CSS custom property--colour: #102D21;

Brightness & contrast

Relative luminance0.02097WCAG 2.x, 0 is black and 1 is white

Perceived brightness37.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.8:1

Contrast with white14.8:1WCAG normal text: AAA

Contrast with black1.42:1WCAG normal text: Fail

Greyscale equivalent#262626

Inverted#EFD2DE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2C2A20no red cones; affects about 1% of men; ΔE 13.6 from the original

Deuteranopia#282622no green cones; the most common form, about 1% of men; ΔE 14.7 from the original

Tritanopia#062D2Ano blue cones; rare, and affects men and women equally; ΔE 6.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text14.8:1WCAG large text: AAA

Contrast with black, large text1.42:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.6 Black · ΔE 22.1 Dim grey · ΔE 32.2 Dark olivegreen · ΔE 37.3 Teal · ΔE 37.6 Gray · ΔE 40.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.57, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2D101C

Analogous#102D13, #102A2D

Triadic#21102D, #2D2110

Split complementary#2D102A, #2D1310

Tetradic#13102D, #2D101C, #2A2D10

Tints, shades & saturation

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

Lighter +40%#4ABF8F

Lighter +30%#389E74

Lighter +20%#2B7858

Lighter +10%#1D533D

Darker −10%#030705

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#083522

Less saturated −25%#182520

Channel breakdown

R16

G45

B33

Red16 (6.3%)

Green45 (17.6%)

Blue33 (12.9%)

Hue155.17°

Saturation (HSL)47.54%

Lightness11.96%

Dominant channelGreen

Hex per channelR 10 · G 2D · B 21

Keep nerding

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

#102D21

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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