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Colour

#004A41

  • #004A41
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#004A41 is a cyan with RGB values 0, 74, 65 and HSL 173°, 100%, 15%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#004A41#004A41
HEX#004A41
RGBrgb(0, 74, 65)
RGB (0–1)0, 0.2902, 0.2549
RGB percentages0%, 29%, 25.5%
HSLhsl(172.7, 100%, 14.5%)
HSV / HSBhsv(172.7, 100%, 29%)
CMYK100%, 0%, 12.2%, 71%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer19,009
CSS custom property--colour: #004A41;

Brightness & contrast

Relative luminance0.05279WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.21:1
Contrast with white10.21:1WCAG normal text: AAA
Contrast with black2.06:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#FFB5BE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#464541no red cones; affects about 1% of men; ΔE 22.6 from the original
Deuteranopia#3D3E42no green cones; the most common form, about 1% of men; ΔE 23.4 from the original
Tritanopia#004C47no blue cones; rare, and affects men and women equally; ΔE 2.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.21:1WCAG large text: AAA
Contrast with black, large text2.06:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.1Teal · ΔE 23.1Dark cyan · ΔE 27.3Dim grey · ΔE 28.4Slate grey · ΔE 34.2Cadetblue · ΔE 34.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.14, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4A0009
Analogous#004A1C, #002E4A
Triadic#41004A, #4A4100
Split complementary#4A002E, #4A1C00
Tetradic#1C004A, #4A0009, #2E4A00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#17FFE3
Lighter +30%#00E3C7
Lighter +20%#00B09B
Lighter +10%#007D6E
Darker −10%#001714
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004A41
Less saturated −25%#09413A

Channel breakdown

R0
G74
B65
Red0 (0%)
Green74 (29%)
Blue65 (25.5%)
Hue172.7°
Saturation (HSL)100%
Lightness14.51%
Dominant channelGreen
Hex per channelR 00 · G 4A · B 41

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Every value on this page was computed from “004a41” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.