Nerdulator> put something in

Recognised as Colour

#2F85AB

  • #2F85AB
  • Cyan
  • Dark
  • Nearest: Steel blue

#2F85AB is a cyan with RGB values 47, 133, 171 and HSL 198°, 57%, 43%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2F85AB#2F85AB
HEX#2F85AB
RGBrgb(47, 133, 171)
RGB (0–1)0.1843, 0.5216, 0.6706
RGB percentages18.4%, 52.2%, 67.1%
HSLhsl(198.4, 56.9%, 42.7%)
HSV / HSBhsv(198.4, 72.5%, 67.1%)
CMYK72.5%, 22.2%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,114,411
CSS custom property--colour: #2F85AB;

Brightness & contrast

Relative luminance0.2032WCAG 2.x, 0 is black and 1 is white
Perceived brightness119.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.06:1
Contrast with white4.15:1WCAG normal text: Fail
Contrast with black5.06:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#D07A54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7283ADno red cones; affects about 1% of men; ΔE 17.4 from the original
Deuteranopia#6177AAno green cones; the most common form, about 1% of men; ΔE 18.6 from the original
Tritanopia#008F92no blue cones; rare, and affects men and women equally; ΔE 24.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.15:1WCAG large text: AA
Contrast with black, large text5.06:1WCAG large text: AAA

Named colours

Steel blue · ΔE 9.9Light slate grey · ΔE 19.8Slate grey · ΔE 20Cadetblue · ΔE 23Teal · ΔE 25.2Dark cyan · ΔE 25.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 9.86, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB552F
Analogous#2FAB93, #2F47AB
Triadic#AB2F85, #85AB2F
Split complementary#AB2F47, #AB932F
Tetradic#932FAB, #AB552F, #47AB2F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BADDEC
Lighter +30%#92C9E1
Lighter +20%#6AB5D6
Lighter +10%#42A1CB
Darker −10%#246683
Darker −20%#19475B
Darker −30%#0E2833
Darker −40%#03090B
More saturated +25%#1490C6
Less saturated −25%#4A7A90

Channel breakdown

R47
G133
B171
Red47 (18.4%)
Green133 (52.2%)
Blue171 (67.1%)
Hue198.39°
Saturation (HSL)56.88%
Lightness42.75%
Dominant channelBlue
Hex per channelR 2F · G 85 · B AB

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 “2f85ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.