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Recognised as Colour

#04513A

  • #04513A
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#04513A is a cyan with RGB values 4, 81, 58 and HSL 162°, 91%, 17%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#04513A#04513A
HEX#04513A
RGBrgb(4, 81, 58)
RGB (0–1)0.0157, 0.3176, 0.2275
RGB percentages1.6%, 31.8%, 22.7%
HSLhsl(162.1, 90.6%, 16.7%)
HSV / HSBhsv(162.1, 95.1%, 31.8%)
CMYK95.1%, 0%, 28.4%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer282,938
CSS custom property--colour: #04513A;

Brightness & contrast

Relative luminance0.06216WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.36:1
Contrast with white9.36:1WCAG normal text: AAA
Contrast with black2.24:1WCAG normal text: Fail
Greyscale equivalent#3F3F3F
Inverted#FBAEC5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F4A39no red cones; affects about 1% of men; ΔE 26.9 from the original
Deuteranopia#46443Cno green cones; the most common form, about 1% of men; ΔE 27.1 from the original
Tritanopia#00514Bno blue cones; rare, and affects men and women equally; ΔE 11.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.36:1WCAG large text: AAA
Contrast with black, large text2.24:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.7Teal · ΔE 24.4Dark olivegreen · ΔE 27.6Sea green · ΔE 27.6Dark cyan · ΔE 27.9Dim grey · ΔE 32.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.67, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#51041B
Analogous#045113, #044251
Triadic#3A0451, #513A04
Split complementary#510442, #511304
Tetradic#130451, #51041B, #425104

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2CF5B9
Lighter +30%#0BE3A2
Lighter +20%#09B280
Lighter +10%#06825D
Darker −10%#022017
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00553C
Less saturated −25%#0F4636

Channel breakdown

R4
G81
B58
Red4 (1.6%)
Green81 (31.8%)
Blue58 (22.7%)
Hue162.08°
Saturation (HSL)90.59%
Lightness16.67%
Dominant channelGreen
Hex per channelR 04 · G 51 · B 3A

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Every value on this page was computed from “04513a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.