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Recognised as Colour

#047AAC

  • #047AAC
  • Cyan
  • Dark
  • Nearest: Steel blue

#047AAC is a cyan with RGB values 4, 122, 172 and HSL 198°, 95%, 35%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#047AAC#047AAC
HEX#047AAC
RGBrgb(4, 122, 172)
RGB (0–1)0.0157, 0.4784, 0.6745
RGB percentages1.6%, 47.8%, 67.5%
HSLhsl(197.9, 95.5%, 34.5%)
HSV / HSBhsv(197.9, 97.7%, 67.5%)
CMYK97.7%, 29.1%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer293,548
CSS custom property--colour: #047AAC;

Brightness & contrast

Relative luminance0.16923WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.79:1
Contrast with white4.79:1WCAG normal text: AA
Contrast with black4.38:1WCAG normal text: Fail
Greyscale equivalent#656565
Inverted#FB8553

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#617AAEno red cones; affects about 1% of men; ΔE 15.5 from the original
Deuteranopia#4D6CABno green cones; the most common form, about 1% of men; ΔE 17.7 from the original
Tritanopia#00878Bno blue cones; rare, and affects men and women equally; ΔE 30.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.79:1WCAG large text: AAA
Contrast with black, large text4.38:1WCAG large text: AA

Named colours

Steel blue · ΔE 7.4Slate grey · ΔE 25.4Light slate grey · ΔE 25.7Deep skyblue · ΔE 26.9Cornflower blue · ΔE 27.8Cadetblue · ΔE 31.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.41, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AC3604
Analogous#04AC8A, #0426AC
Triadic#AC047A, #7AAC04
Split complementary#AC0426, #AC8A04
Tetradic#8A04AC, #AC3604, #26AC04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#80D7FC
Lighter +30%#4EC7FB
Lighter +20%#1CB8FA
Lighter +10%#059DDE
Darker −10%#03577A
Darker −20%#023348
Darker −30%#011016
Darker −40%#000000
More saturated +25%#007CB0
Less saturated −25%#1A7196

Channel breakdown

R4
G122
B172
Red4 (1.6%)
Green122 (47.8%)
Blue172 (67.5%)
Hue197.86°
Saturation (HSL)95.45%
Lightness34.51%
Dominant channelBlue
Hex per channelR 04 · G 7A · B AC

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Every value on this page was computed from “047aac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.