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Recognised as Colour

#347FA7

  • #347FA7
  • Blue
  • Dark
  • Nearest: Steel blue

#347FA7 is a blue with RGB values 52, 127, 167 and HSL 201°, 53%, 43%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#347FA7#347FA7
HEX#347FA7
RGBrgb(52, 127, 167)
RGB (0–1)0.2039, 0.498, 0.6549
RGB percentages20.4%, 49.8%, 65.5%
HSLhsl(200.9, 52.5%, 42.9%)
HSV / HSBhsv(200.9, 68.9%, 65.5%)
CMYK68.9%, 24%, 0%, 34.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,440,551
CSS custom property--colour: #347FA7;

Brightness & contrast

Relative luminance0.18699WCAG 2.x, 0 is black and 1 is white
Perceived brightness116 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.74:1
Contrast with white4.43:1WCAG normal text: Fail
Contrast with black4.74:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#CB8058

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6C7EA9no red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#5C73A6no green cones; the most common form, about 1% of men; ΔE 15.7 from the original
Tritanopia#00898Dno blue cones; rare, and affects men and women equally; ΔE 25.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.43:1WCAG large text: AA
Contrast with black, large text4.74:1WCAG large text: AAA

Named colours

Steel blue · ΔE 7.5Slate grey · ΔE 19.3Light slate grey · ΔE 19.4Cadetblue · ΔE 25.2Teal · ΔE 27.3Deep skyblue · ΔE 27.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.5, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A75C34
Analogous#34A795, #3446A7
Triadic#A7347F, #7FA734
Split complementary#A73446, #A79534
Tetradic#9534A7, #A75C34, #46A734

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDDAEA
Lighter +30%#96C5DE
Lighter +20%#6FB0D2
Lighter +10%#489AC6
Darker −10%#286180
Darker −20%#1C4459
Darker −30%#102632
Darker −40%#04090B
More saturated +25%#1987C2
Less saturated −25%#4F778C

Channel breakdown

R52
G127
B167
Red52 (20.4%)
Green127 (49.8%)
Blue167 (65.5%)
Hue200.87°
Saturation (HSL)52.51%
Lightness42.94%
Dominant channelBlue
Hex per channelR 34 · G 7F · B A7

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Every value on this page was computed from “347fa7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.