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Recognised as Colour

#243A35

  • #243A35
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#243A35 is a cyan with RGB values 36, 58, 53 and HSL 166°, 23%, 18%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#243A35#243A35
HEX#243A35
RGBrgb(36, 58, 53)
RGB (0–1)0.1412, 0.2275, 0.2078
RGB percentages14.1%, 22.7%, 20.8%
HSLhsl(166.4, 23.4%, 18.4%)
HSV / HSBhsv(166.4, 37.9%, 22.7%)
CMYK37.9%, 0%, 8.6%, 77.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,374,197
CSS custom property--colour: #243A35;

Brightness & contrast

Relative luminance0.03658WCAG 2.x, 0 is black and 1 is white
Perceived brightness51.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.13:1
Contrast with white12.13:1WCAG normal text: AAA
Contrast with black1.73:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#DBC5CA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#383735no red cones; affects about 1% of men; ΔE 10.1 from the original
Deuteranopia#343535no green cones; the most common form, about 1% of men; ΔE 9.6 from the original
Tritanopia#1D3B38no blue cones; rare, and affects men and women equally; ΔE 2.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.13:1WCAG large text: AAA
Contrast with black, large text1.73:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.8Dim grey · ΔE 24.1Black · ΔE 24.6Gray · ΔE 32.7Teal · ΔE 33.1Slate grey · ΔE 33.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.79, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3A2429
Analogous#243A2A, #24343A
Triadic#35243A, #3A3524
Split complementary#3A2434, #3A2A24
Tetradic#2A243A, #3A2429, #343A24

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7CAEA3
Lighter +30%#5F988B
Lighter +20%#4B796F
Lighter +10%#385952
Darker −10%#101B18
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#18463B
Less saturated −25%#2F2F2F

Channel breakdown

R36
G58
B53
Red36 (14.1%)
Green58 (22.7%)
Blue53 (20.8%)
Hue166.36°
Saturation (HSL)23.4%
Lightness18.43%
Dominant channelGreen
Hex per channelR 24 · G 3A · B 35

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Every value on this page was computed from “243a35” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.