Nerdulator> put something in

Recognised as Colour

#28CA8E

  • #28CA8E
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#28CA8E is a cyan with RGB values 40, 202, 142 and HSL 158°, 67%, 47%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#28CA8E#28CA8E
HEX#28CA8E
RGBrgb(40, 202, 142)
RGB (0–1)0.1569, 0.7922, 0.5569
RGB percentages15.7%, 79.2%, 55.7%
HSLhsl(157.8, 66.9%, 47.5%)
HSV / HSBhsv(157.8, 80.2%, 79.2%)
CMYK80.2%, 0%, 29.7%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,673,294
CSS custom property--colour: #28CA8E;

Brightness & contrast

Relative luminance0.44645WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.93:1
Contrast with white2.12:1WCAG normal text: Fail
Contrast with black9.93:1WCAG normal text: AAA
Greyscale equivalent#A3A3A3
Inverted#D73571

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C7BA8Ano red cones; affects about 1% of men; ΔE 51.8 from the original
Deuteranopia#B4AD92no green cones; the most common form, about 1% of men; ΔE 52.1 from the original
Tritanopia#00CABAno blue cones; rare, and affects men and women equally; ΔE 24.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.12:1WCAG large text: Fail
Contrast with black, large text9.93:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 10.8Medium aquamarine · ΔE 19.1Aquamarine · ΔE 23Light green · ΔE 24.1Sea green · ΔE 25.5Medium spring green · ΔE 26.1
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 10.84, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CA2864
Analogous#28CA3D, #28B5CA
Triadic#8E28CA, #CA8E28
Split complementary#CA28B5, #CA3D28
Tetradic#3D28CA, #CA2864, #B5CA28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CAF4E5
Lighter +30%#9FECCF
Lighter +20%#74E4BA
Lighter +10%#4ADBA5
Darker −10%#209F70
Darker −20%#177552
Darker −30%#0F4A34
Darker −40%#062016
More saturated +25%#0AE896
Less saturated −25%#46AC86

Channel breakdown

R40
G202
B142
Red40 (15.7%)
Green202 (79.2%)
Blue142 (55.7%)
Hue157.78°
Saturation (HSL)66.94%
Lightness47.45%
Dominant channelGreen
Hex per channelR 28 · G CA · B 8E

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 “28ca8e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.