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Recognised as Colour

#028587

  • #028587
  • Cyan
  • Dark
  • Nearest: Teal

#028587 is a cyan with RGB values 2, 133, 135 and HSL 181°, 97%, 27%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#028587#028587
HEX#028587
RGBrgb(2, 133, 135)
RGB (0–1)0.0078, 0.5216, 0.5294
RGB percentages0.8%, 52.2%, 52.9%
HSLhsl(180.9, 97.1%, 26.9%)
HSV / HSBhsv(180.9, 98.5%, 52.9%)
CMYK98.5%, 1.5%, 0%, 47.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer165,255
CSS custom property--colour: #028587;

Brightness & contrast

Relative luminance0.18537WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.71:1
Contrast with white4.46:1WCAG normal text: Fail
Contrast with black4.71:1WCAG normal text: AA
Greyscale equivalent#696969
Inverted#FD7A78

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7B7E87no red cones; affects about 1% of men; ΔE 30.1 from the original
Deuteranopia#6B7288no green cones; the most common form, about 1% of men; ΔE 31.5 from the original
Tritanopia#008A85no blue cones; rare, and affects men and women equally; ΔE 4.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.46:1WCAG large text: AA
Contrast with black, large text4.71:1WCAG large text: AAA

Named colours

Teal · ΔE 2.3Dark cyan · ΔE 2.8Cadetblue · ΔE 14.6Light seagreen · ΔE 18.2Dark slate grey · ΔE 26.2Slate grey · ΔE 26.9
Nearest named CSS colourTeal (#008080)ΔE 2.28, below the just-noticeable difference
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#870402
Analogous#028747, #024287
Triadic#870285, #858702
Split complementary#870242, #874702
Tetradic#470287, #870402, #428702

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#58FAFD
Lighter +30%#26F9FC
Lighter +20%#03E8EC
Lighter +10%#03B7B9
Darker −10%#015355
Darker −20%#012222
Darker −30%#000000
Darker −40%#000000
More saturated +25%#008789
Less saturated −25%#137476

Channel breakdown

R2
G133
B135
Red2 (0.8%)
Green133 (52.2%)
Blue135 (52.9%)
Hue180.9°
Saturation (HSL)97.08%
Lightness26.86%
Dominant channelBlue
Hex per channelR 02 · G 85 · B 87

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Every value on this page was computed from “hex 028587” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.