Nerdulator> put something in

Recognised as Colour

#28D2D7

  • #28D2D7
  • Cyan
  • Light
  • Nearest: Dark turquoise

#28D2D7 is a cyan with RGB values 40, 210, 215 and HSL 182°, 69%, 50%. It is a light colour, so black text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#28D2D7#28D2D7
HEX#28D2D7
RGBrgb(40, 210, 215)
RGB (0–1)0.1569, 0.8235, 0.8431
RGB percentages15.7%, 82.4%, 84.3%
HSLhsl(181.7, 68.6%, 50%)
HSV / HSBhsv(181.7, 81.4%, 84.3%)
CMYK81.4%, 2.3%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,675,415
CSS custom property--colour: #28D2D7;

Brightness & contrast

Relative luminance0.51451WCAG 2.x, 0 is black and 1 is white
Perceived brightness177.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.29:1
Contrast with white1.86:1WCAG normal text: Fail
Contrast with black11.29:1WCAG normal text: AAA
Greyscale equivalent#AEAEAE
Inverted#D72D28

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C2C8D8no red cones; affects about 1% of men; ΔE 39.9 from the original
Deuteranopia#ABB7D8no green cones; the most common form, about 1% of men; ΔE 41.3 from the original
Tritanopia#00DAD3no blue cones; rare, and affects men and women equally; ΔE 8.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.86:1WCAG large text: Fail
Contrast with black, large text11.29:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 2.5Medium turquoise · ΔE 5.9Turquoise · ΔE 12.5Light seagreen · ΔE 13.7Aqua · ΔE 17.2Cyan · ΔE 17.2
Nearest named CSS colourDark turquoise (#00CED1)ΔE 2.53, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D72D28
Analogous#28D785, #287AD7
Triadic#D728D2, #D2D728
Split complementary#D7287A, #D78528
Tetradic#8528D7, #D72D28, #7AD728

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D4F6F7
Lighter +30%#A9EDEF
Lighter +20%#7EE4E7
Lighter +10%#53DBDF
Darker −10%#20A8AC
Darker −20%#187E81
Darker −30%#105456
Darker −40%#082A2B
More saturated +25%#08F0F7
Less saturated −25%#48B4B7

Channel breakdown

R40
G210
B215
Red40 (15.7%)
Green210 (82.4%)
Blue215 (84.3%)
Hue181.71°
Saturation (HSL)68.63%
Lightness50%
Dominant channelBlue
Hex per channelR 28 · G D2 · B D7

Keep nerding

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

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “28d2d7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.