Recognised as Colour

#21A0BA

#21A0BA
Cyan
Dark
Nearest: Cadetblue

#21A0BA is a cyan with RGB values 33, 160, 186 and HSL 190°, 70%, 43%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Cadetblue.

Colour values

#21A0BA#21A0BA

HEX#21A0BA

RGBrgb(33, 160, 186)

RGB (0–1)0.1294, 0.6275, 0.7294

RGB percentages12.9%, 62.7%, 72.9%

HSLhsl(190.2, 69.9%, 42.9%)

HSV / HSBhsv(190.2, 82.3%, 72.9%)

CMYK82.3%, 14%, 0%, 27.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,203,834

CSS custom property--colour: #21A0BA;

Brightness & contrast

Relative luminance0.2901WCAG 2.x, 0 is black and 1 is white

Perceived brightness138.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 6.8:1

Contrast with white3.09:1WCAG normal text: Fail

Contrast with black6.8:1WCAG normal text: AA

Greyscale equivalent#878787

Inverted#DE5F45

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#8E9BBBno red cones; affects about 1% of men; ΔE 26.9 from the original

Deuteranopia#7A8CBAno green cones; the most common form, about 1% of men; ΔE 28.8 from the original

Tritanopia#00A9A8no blue cones; rare, and affects men and women equally; ΔE 17.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text3.09:1WCAG large text: AA

Contrast with black, large text6.8:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 15.9 Dark cyan · ΔE 17.7 Teal · ΔE 19.7 Sky blue · ΔE 20.5 Light seagreen · ΔE 22.1 Steel blue · ΔE 23.3

Nearest named CSS colourCadetblue (#5F9EA0)ΔE 15.91, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#BA3B21

Analogous#21BA88, #2153BA

Triadic#BA21A0, #A0BA21

Split complementary#BA2153, #BA8721

Tetradic#8821BA, #BA3B21, #54BA21

Tints, shades & saturation

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

Lighter +40%#B5E8F2

Lighter +30%#8ADAEA

Lighter +20%#5ECCE3

Lighter +10%#33BEDB

Darker −10%#197B8F

Darker −20%#125563

Darker −30%#0A3038

Darker −40%#020B0D

More saturated +25%#06B2D5

Less saturated −25%#3C8E9F

Channel breakdown

R33

G160

B186

Red33 (12.9%)

Green160 (62.7%)

Blue186 (72.9%)

Hue190.2°

Saturation (HSL)69.86%

Lightness42.94%

Dominant channelBlue

Hex per channelR 21 · G A0 · B BA

Keep nerding

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

#21A0BA

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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