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Recognised as Colour

#028AB3

  • #028AB3
  • Cyan
  • Dark
  • Nearest: Steel blue

#028AB3 is a cyan with RGB values 2, 138, 179 and HSL 194°, 98%, 35%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#028AB3#028AB3
HEX#028AB3
RGBrgb(2, 138, 179)
RGB (0–1)0.0078, 0.5412, 0.702
RGB percentages0.8%, 54.1%, 70.2%
HSLhsl(193.9, 97.8%, 35.5%)
HSV / HSBhsv(193.9, 98.9%, 70.2%)
CMYK98.9%, 22.9%, 0%, 29.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer166,579
CSS custom property--colour: #028AB3;

Brightness & contrast

Relative luminance0.21445WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.29:1
Contrast with white3.97:1WCAG normal text: Fail
Contrast with black5.29:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#FD754C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7488B5no red cones; affects about 1% of men; ΔE 20.9 from the original
Deuteranopia#6079B2no green cones; the most common form, about 1% of men; ΔE 23 from the original
Tritanopia#009698no blue cones; rare, and affects men and women equally; ΔE 25.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.97:1WCAG large text: AA
Contrast with black, large text5.29:1WCAG large text: AAA

Named colours

Steel blue · ΔE 12.3Deep skyblue · ΔE 22.8Light slate grey · ΔE 23.8Slate grey · ΔE 24.2Cadetblue · ΔE 24.3Teal · ΔE 25.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 12.32, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B32B02
Analogous#02B383, #0232B3
Triadic#B3028A, #8AB302
Split complementary#B30231, #B38302
Tetradic#8402B3, #B32B02, #32B302

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#83E1FE
Lighter +30%#51D5FD
Lighter +20%#1FC9FC
Lighter +10%#03B1E5
Darker −10%#016381
Darker −20%#013C4E
Darker −30%#00151C
Darker −40%#000000
More saturated +25%#008BB5
Less saturated −25%#197E9C

Channel breakdown

R2
G138
B179
Red2 (0.8%)
Green138 (54.1%)
Blue179 (70.2%)
Hue193.9°
Saturation (HSL)97.79%
Lightness35.49%
Dominant channelBlue
Hex per channelR 02 · G 8A · B B3

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Every value on this page was computed from “028ab3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.