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Colour

#2971AF

  • #2971AF
  • Blue
  • Dark
  • Nearest: Steel blue

#2971AF is a blue with RGB values 41, 113, 175 and HSL 208°, 62%, 42%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2971AF#2971AF
HEX#2971AF
RGBrgb(41, 113, 175)
RGB (0–1)0.1608, 0.4431, 0.6863
RGB percentages16.1%, 44.3%, 68.6%
HSLhsl(207.8, 62%, 42.4%)
HSV / HSBhsv(207.8, 76.6%, 68.6%)
CMYK76.6%, 35.4%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,716,079
CSS custom property--colour: #2971AF;

Brightness & contrast

Relative luminance0.15377WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.15:1
Contrast with white5.15:1WCAG normal text: AA
Contrast with black4.08:1WCAG normal text: Fail
Greyscale equivalent#666666
Inverted#D68E50

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5474B2no red cones; affects about 1% of men; ΔE 8.1 from the original
Deuteranopia#4168AEno green cones; the most common form, about 1% of men; ΔE 9.5 from the original
Tritanopia#008088no blue cones; rare, and affects men and women equally; ΔE 37.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.15:1WCAG large text: AAA
Contrast with black, large text4.08:1WCAG large text: AA

Named colours

Steel blue · ΔE 10.2Cornflower blue · ΔE 21Dodgerblue · ΔE 29.4Slate grey · ΔE 29.6Light slate grey · ΔE 29.9Dark slateblue · ΔE 30.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 10.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AF6729
Analogous#29AFAA, #292EAF
Triadic#AF2971, #71AF29
Split complementary#AF292E, #AFAA29
Tetradic#AA29AF, #AF6729, #2EAF29

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B6D4EE
Lighter +30%#8DBCE4
Lighter +20%#63A3DB
Lighter +10%#3A8BD1
Darker −10%#1F5686
Darker −20%#163C5C
Darker −30%#0C2133
Darker −40%#02060A
More saturated +25%#0E73CA
Less saturated −25%#446F94

Channel breakdown

R41
G113
B175
Red41 (16.1%)
Green113 (44.3%)
Blue175 (68.6%)
Hue207.76°
Saturation (HSL)62.04%
Lightness42.35%
Dominant channelBlue
Hex per channelR 29 · G 71 · B AF

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Every value on this page was computed from “2971af” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.