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Recognised as Colour

#004977

  • #004977
  • Blue
  • Dark
  • Nearest: Steel blue

#004977 is a blue with RGB values 0, 73, 119 and HSL 203°, 100%, 23%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#004977#004977
HEX#004977
RGBrgb(0, 73, 119)
RGB (0–1)0, 0.2863, 0.4667
RGB percentages0%, 28.6%, 46.7%
HSLhsl(203.2, 100%, 23.3%)
HSV / HSBhsv(203.2, 100%, 46.7%)
CMYK100%, 38.7%, 0%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,807
CSS custom property--colour: #004977;

Brightness & contrast

Relative luminance0.06097WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.46:1
Contrast with white9.46:1WCAG normal text: AAA
Contrast with black2.22:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#FFB688

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#324B79no red cones; affects about 1% of men; ΔE 7.3 from the original
Deuteranopia#214176no green cones; the most common form, about 1% of men; ΔE 9 from the original
Tritanopia#00545Ano blue cones; rare, and affects men and women equally; ΔE 28.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.46:1WCAG large text: AAA
Contrast with black, large text2.22:1WCAG large text: Fail

Named colours

Steel blue · ΔE 23Dark slateblue · ΔE 28.9Dark slate grey · ΔE 30Slate grey · ΔE 31.4Light slate grey · ΔE 33.4Dim grey · ΔE 35
Nearest named CSS colourSteel blue (#4682B4)ΔE 23.03, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#772E00
Analogous#007769, #000E77
Triadic#770049, #497700
Split complementary#77000D, #776A00
Tetradic#6A0077, #772E00, #0E7700

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#44B7FF
Lighter +30%#11A3FF
Lighter +20%#0088DD
Lighter +10%#0068AA
Darker −10%#002A44
Darker −20%#000A11
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004977
Less saturated −25%#0F4668

Channel breakdown

R0
G73
B119
Red0 (0%)
Green73 (28.6%)
Blue119 (46.7%)
Hue203.19°
Saturation (HSL)100%
Lightness23.33%
Dominant channelBlue
Hex per channelR 00 · G 49 · B 77

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Every value on this page was computed from “hex 004977” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.