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Colour

#28BFA8

  • #28BFA8
  • Cyan
  • Dark
  • Nearest: Light seagreen

#28BFA8 is a cyan with RGB values 40, 191, 168 and HSL 171°, 65%, 45%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#28BFA8#28BFA8
HEX#28BFA8
RGBrgb(40, 191, 168)
RGB (0–1)0.1569, 0.749, 0.6588
RGB percentages15.7%, 74.9%, 65.9%
HSLhsl(170.9, 65.4%, 45.3%)
HSV / HSBhsv(170.9, 79.1%, 74.9%)
CMYK79.1%, 0%, 12%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,670,504
CSS custom property--colour: #28BFA8;

Brightness & contrast

Relative luminance0.4054WCAG 2.x, 0 is black and 1 is white
Perceived brightness158.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.11:1
Contrast with white2.31:1WCAG normal text: Fail
Contrast with black9.11:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#D74057

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B7B3A7no red cones; affects about 1% of men; ΔE 42.9 from the original
Deuteranopia#A3A5AAno green cones; the most common form, about 1% of men; ΔE 43.6 from the original
Tritanopia#00C2B8no blue cones; rare, and affects men and women equally; ΔE 7.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.31:1WCAG large text: Fail
Contrast with black, large text9.11:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 9.9Medium aquamarine · ΔE 10.7Turquoise · ΔE 12.4Medium turquoise · ΔE 12.9Dark turquoise · ΔE 15.6Dark cyan · ΔE 23.7
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 9.91, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BF283F
Analogous#28BF5D, #288ABF
Triadic#A828BF, #BFA828
Split complementary#BF288A, #BF5D28
Tetradic#5D28BF, #BF283F, #8ABF28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1F2EB
Lighter +30%#97E9DD
Lighter +20%#6DE0CF
Lighter +10%#42D8C1
Darker −10%#1F9583
Darker −20%#166B5E
Darker −30%#0E4039
Darker −40%#051614
More saturated +25%#0BDCBC
Less saturated −25%#45A294

Channel breakdown

R40
G191
B168
Red40 (15.7%)
Green191 (74.9%)
Blue168 (65.9%)
Hue170.86°
Saturation (HSL)65.37%
Lightness45.29%
Dominant channelGreen
Hex per channelR 28 · G BF · B A8

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Every value on this page was computed from “28bfa8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.