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Recognised as Colour

#33604A

  • #33604A
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#33604A is a cyan with RGB values 51, 96, 74 and HSL 151°, 31%, 29%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#33604A#33604A
HEX#33604A
RGBrgb(51, 96, 74)
RGB (0–1)0.2, 0.3765, 0.2902
RGB percentages20%, 37.6%, 29%
HSLhsl(150.7, 30.6%, 28.8%)
HSV / HSBhsv(150.7, 46.9%, 37.6%)
CMYK46.9%, 0%, 22.9%, 62.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,366,986
CSS custom property--colour: #33604A;

Brightness & contrast

Relative luminance0.09564WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.21:1
Contrast with white7.21:1WCAG normal text: AAA
Contrast with black2.91:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#CC9FB5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5F5A49no red cones; affects about 1% of men; ΔE 20.3 from the original
Deuteranopia#58554Bno green cones; the most common form, about 1% of men; ΔE 20.6 from the original
Tritanopia#27605Ano blue cones; rare, and affects men and women equally; ΔE 10.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.21:1WCAG large text: AAA
Contrast with black, large text2.91:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 16Teal · ΔE 21.2Dark olivegreen · ΔE 23.5Dim grey · ΔE 23.8Dark cyan · ΔE 24.5Sea green · ΔE 26.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 16.05, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#603349
Analogous#336033, #336060
Triadic#4A3360, #604A33
Split complementary#603360, #603333
Tetradic#333360, #603349, #606033

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#97C8B0
Lighter +30%#76B697
Lighter +20%#56A37D
Lighter +10%#458164
Darker −10%#213F30
Darker −20%#101D17
Darker −30%#000000
Darker −40%#000000
More saturated +25%#21724A
Less saturated −25%#454E4A

Channel breakdown

R51
G96
B74
Red51 (20%)
Green96 (37.6%)
Blue74 (29%)
Hue150.67°
Saturation (HSL)30.61%
Lightness28.82%
Dominant channelGreen
Hex per channelR 33 · G 60 · B 4A

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Every value on this page was computed from “33604a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.