Nerdulator> put something in

Recognised as Colour

#2B5979

  • #2B5979
  • Blue
  • Dark
  • Nearest: Steel blue

#2B5979 is a blue with RGB values 43, 89, 121 and HSL 205°, 48%, 32%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#2B5979#2B5979
HEX#2B5979
RGBrgb(43, 89, 121)
RGB (0–1)0.1686, 0.349, 0.4745
RGB percentages16.9%, 34.9%, 47.5%
HSLhsl(204.6, 47.6%, 32.2%)
HSV / HSBhsv(204.6, 64.5%, 47.5%)
CMYK64.5%, 26.4%, 0%, 52.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,840,953
CSS custom property--colour: #2B5979;

Brightness & contrast

Relative luminance0.09039WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.48:1
Contrast with white7.48:1WCAG normal text: AAA
Contrast with black2.81:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#D4A686

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B597Ano red cones; affects about 1% of men; ΔE 9.1 from the original
Deuteranopia#405178no green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#006164no blue cones; rare, and affects men and women equally; ΔE 22.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.48:1WCAG large text: AAA
Contrast with black, large text2.81:1WCAG large text: Fail

Named colours

Steel blue · ΔE 18.9Dark slate grey · ΔE 20.8Slate grey · ΔE 21Light slate grey · ΔE 23.2Dim grey · ΔE 24.8Gray · ΔE 29.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 18.93, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#794B2B
Analogous#2B7972, #2B3279
Triadic#792B59, #59792B
Split complementary#792B32, #79722B
Tetradic#722B79, #794B2B, #32792B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#96BEDA
Lighter +30%#71A7CC
Lighter +20%#4B8FBF
Lighter +10%#38759F
Darker −10%#1E3D53
Darker −20%#10222E
Darker −30%#030608
Darker −40%#000000
More saturated +25%#165D8D
Less saturated −25%#3F5564

Channel breakdown

R43
G89
B121
Red43 (16.9%)
Green89 (34.9%)
Blue121 (47.5%)
Hue204.62°
Saturation (HSL)47.56%
Lightness32.16%
Dominant channelBlue
Hex per channelR 2B · G 59 · B 79

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 “2b5979” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.