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Recognised as Colour

#004459

  • #004459
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#004459 is a cyan with RGB values 0, 68, 89 and HSL 194°, 100%, 17%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#004459#004459
HEX#004459
RGBrgb(0, 68, 89)
RGB (0–1)0, 0.2667, 0.349
RGB percentages0%, 26.7%, 34.9%
HSLhsl(194.2, 100%, 17.5%)
HSV / HSBhsv(194.2, 100%, 34.9%)
CMYK100%, 23.6%, 0%, 65.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer17,497
CSS custom property--colour: #004459;

Brightness & contrast

Relative luminance0.04856WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.65:1
Contrast with white10.65:1WCAG normal text: AAA
Contrast with black1.97:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#FFBBA6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#39435Ano red cones; affects about 1% of men; ΔE 13.2 from the original
Deuteranopia#2E3B59no green cones; the most common form, about 1% of men; ΔE 14.5 from the original
Tritanopia#004A4Bno blue cones; rare, and affects men and women equally; ΔE 14.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.65:1WCAG large text: AAA
Contrast with black, large text1.97:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15Dim grey · ΔE 27.4Slate grey · ΔE 28.7Teal · ΔE 30.1Steel blue · ΔE 30.5Light slate grey · ΔE 31.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.99, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#591500
Analogous#005942, #001859
Triadic#590044, #445900
Split complementary#590018, #594100
Tetradic#420059, #591500, #185900

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#26CCFF
Lighter +30%#00B9F2
Lighter +20%#0092BF
Lighter +10%#006B8C
Darker −10%#001D26
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004459
Less saturated −25%#0B3E4E

Channel breakdown

R0
G68
B89
Red0 (0%)
Green68 (26.7%)
Blue89 (34.9%)
Hue194.16°
Saturation (HSL)100%
Lightness17.45%
Dominant channelBlue
Hex per channelR 00 · G 44 · B 59

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Every value on this page was computed from “hex 004459” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.