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Recognised as Colour

#2A8BAD

  • #2A8BAD
  • Cyan
  • Dark
  • Nearest: Steel blue

#2A8BAD is a cyan with RGB values 42, 139, 173 and HSL 196°, 61%, 42%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2A8BAD#2A8BAD
HEX#2A8BAD
RGBrgb(42, 139, 173)
RGB (0–1)0.1647, 0.5451, 0.6784
RGB percentages16.5%, 54.5%, 67.8%
HSLhsl(195.6, 60.9%, 42.2%)
HSV / HSBhsv(195.6, 75.7%, 67.8%)
CMYK75.7%, 19.7%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,788,269
CSS custom property--colour: #2A8BAD;

Brightness & contrast

Relative luminance0.21975WCAG 2.x, 0 is black and 1 is white
Perceived brightness123.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.39:1
Contrast with white3.89:1WCAG normal text: Fail
Contrast with black5.39:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#D57452

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7988AFno red cones; affects about 1% of men; ΔE 20.4 from the original
Deuteranopia#677CADno green cones; the most common form, about 1% of men; ΔE 21.4 from the original
Tritanopia#009596no blue cones; rare, and affects men and women equally; ΔE 22.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.89:1WCAG large text: AA
Contrast with black, large text5.39:1WCAG large text: AAA

Named colours

Steel blue · ΔE 13.6Cadetblue · ΔE 20.1Light slate grey · ΔE 20.3Slate grey · ΔE 20.7Teal · ΔE 22.3Dark cyan · ΔE 22.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 13.62, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD4C2A
Analogous#2AAD8E, #2A49AD
Triadic#AD2A8B, #8BAD2A
Split complementary#AD2A49, #AD8E2A
Tetradic#8E2AAD, #AD4C2A, #49AD2A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6DFED
Lighter +30%#8DCDE3
Lighter +20%#64BBD9
Lighter +10%#3BA9CF
Darker −10%#206A84
Darker −20%#16495B
Darker −30%#0C2832
Darker −40%#020709
More saturated +25%#0F98C8
Less saturated −25%#457E92

Channel breakdown

R42
G139
B173
Red42 (16.5%)
Green139 (54.5%)
Blue173 (67.8%)
Hue195.57°
Saturation (HSL)60.93%
Lightness42.16%
Dominant channelBlue
Hex per channelR 2A · G 8B · B AD

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Every value on this page was computed from “2a8bad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.