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Recognised as Colour

#223D35

  • #223D35
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#223D35 is a cyan with RGB values 34, 61, 53 and HSL 162°, 28%, 19%. It is a dark colour, so white text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#223D35#223D35
HEX#223D35
RGBrgb(34, 61, 53)
RGB (0–1)0.1333, 0.2392, 0.2078
RGB percentages13.3%, 23.9%, 20.8%
HSLhsl(162.2, 28.4%, 18.6%)
HSV / HSBhsv(162.2, 44.3%, 23.9%)
CMYK44.3%, 0%, 13.1%, 76.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,243,893
CSS custom property--colour: #223D35;

Brightness & contrast

Relative luminance0.03935WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.75:1
Contrast with white11.75:1WCAG normal text: AAA
Contrast with black1.79:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#DDC2CA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B3A35no red cones; affects about 1% of men; ΔE 12 from the original
Deuteranopia#373736no green cones; the most common form, about 1% of men; ΔE 12.4 from the original
Tritanopia#1A3E3Bno blue cones; rare, and affects men and women equally; ΔE 4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.75:1WCAG large text: AAA
Contrast with black, large text1.79:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.5Dim grey · ΔE 24.5Black · ΔE 26.7Teal · ΔE 31.4Gray · ΔE 32.7Slate grey · ΔE 33.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.54, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3D222A
Analogous#223D28, #22383D
Triadic#35223D, #3D3522
Split complementary#3D2238, #3D2822
Tetradic#27223D, #3D222A, #383D22

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#78B3A2
Lighter +30%#599F8A
Lighter +20%#477E6E
Lighter +10%#345E51
Darker −10%#101C19
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#16493A
Less saturated −25%#2E3130

Channel breakdown

R34
G61
B53
Red34 (13.3%)
Green61 (23.9%)
Blue53 (20.8%)
Hue162.22°
Saturation (HSL)28.42%
Lightness18.63%
Dominant channelGreen
Hex per channelR 22 · G 3D · B 35

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Every value on this page was computed from “223d35” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.