Recognised as Colour

#15F9DB

#15F9DB
Cyan
Light
Nearest: Aquamarine

#15F9DB is a cyan with RGB values 21, 249, 219 and HSL 172°, 95%, 53%. It is a light colour, so black text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Aquamarine.

Colour values

#15F9DB#15F9DB

HEX#15F9DB

RGBrgb(21, 249, 219)

RGB (0–1)0.0824, 0.9765, 0.8588

RGB percentages8.2%, 97.6%, 85.9%

HSLhsl(172.1, 95%, 52.9%)

HSV / HSBhsv(172.1, 91.6%, 97.6%)

CMYK91.6%, 0%, 12%, 2.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,440,219

CSS custom property--colour: #15F9DB;

Brightness & contrast

Relative luminance0.73025WCAG 2.x, 0 is black and 1 is white

Perceived brightness204.9 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 15.61:1

Contrast with white1.35:1WCAG normal text: Fail

Contrast with black15.61:1WCAG normal text: AAA

Greyscale equivalent#C6C6C6

Inverted#EA0624

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#EEE9DAno red cones; affects about 1% of men; ΔE 54.7 from the original

Deuteranopia#D4D6DEno green cones; the most common form, about 1% of men; ΔE 56 from the original

Tritanopia#00FDF0no blue cones; rare, and affects men and women equally; ΔE 9.3 from the original

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

Contrast with white, large text1.35:1WCAG large text: Fail

Contrast with black, large text15.61:1WCAG large text: AAA

Named colours

Aquamarine · ΔE 13.6 Turquoise · ΔE 13.9 Aqua · ΔE 16.5 Cyan · ΔE 16.5 Medium aquamarine · ΔE 22.3 Medium turquoise · ΔE 22.9

Nearest named CSS colourAquamarine (#7FFFD4)ΔE 13.55, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#F91533

Analogous#15F969, #15A5F9

Triadic#DB15F9, #F9DB15

Split complementary#F915A5, #F96915

Tetradic#6915F9, #F91533, #A5F915

Tints, shades & saturation

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

Lighter +40%#DCFEFA

Lighter +30%#AAFDF2

Lighter +20%#78FCEA

Lighter +10%#47FAE3

Darker −10%#05D6BA

Darker −20%#04A48F

Darker −30%#037263

Darker −40%#024038

More saturated +25%#0FFFDF

Less saturated −25%#33DBC5

Channel breakdown

R21

G249

B219

Red21 (8.2%)

Green249 (97.6%)

Blue219 (85.9%)

Hue172.11°

Saturation (HSL)95%

Lightness52.94%

Dominant channelGreen

Hex per channelR 15 · G F9 · B DB

Keep nerding

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

#15F9DB

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