Nerdulator> put something in

Recognised as Colour

#28A09D

  • #28A09D
  • Cyan
  • Dark
  • Nearest: Dark cyan

#28A09D is a cyan with RGB values 40, 160, 157 and HSL 179°, 60%, 39%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#28A09D#28A09D
HEX#28A09D
RGBrgb(40, 160, 157)
RGB (0–1)0.1569, 0.6275, 0.6157
RGB percentages15.7%, 62.7%, 61.6%
HSLhsl(178.5, 60%, 39.2%)
HSV / HSBhsv(178.5, 75%, 62.7%)
CMYK75%, 0%, 1.9%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,662,557
CSS custom property--colour: #28A09D;

Brightness & contrast

Relative luminance0.28027WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.61:1
Contrast with white3.18:1WCAG normal text: Fail
Contrast with black6.61:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#D75F62

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#96989Dno red cones; affects about 1% of men; ΔE 32.9 from the original
Deuteranopia#858B9Eno green cones; the most common form, about 1% of men; ΔE 34.2 from the original
Tritanopia#00A59Fno blue cones; rare, and affects men and women equally; ΔE 4.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.18:1WCAG large text: AA
Contrast with black, large text6.61:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 8Light seagreen · ΔE 8.1Teal · ΔE 12.1Cadetblue · ΔE 12.5Medium turquoise · ΔE 17.8Dark turquoise · ΔE 18.2
Nearest named CSS colourDark cyan (#008B8B)ΔE 7.95, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A0282B
Analogous#28A061, #2867A0
Triadic#9D28A0, #A09D28
Split complementary#A02867, #A06128
Tetradic#6128A0, #A0282B, #67A028

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAEAE8
Lighter +30%#81E0DD
Lighter +20%#59D5D2
Lighter +10%#32C9C5
Darker −10%#1E7775
Darker −20%#144E4D
Darker −30%#092625
Darker −40%#000000
More saturated +25%#0FB9B5
Less saturated −25%#418785

Channel breakdown

R40
G160
B157
Red40 (15.7%)
Green160 (62.7%)
Blue157 (61.6%)
Hue178.5°
Saturation (HSL)60%
Lightness39.22%
Dominant channelGreen
Hex per channelR 28 · G A0 · B 9D

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 “28a09d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.