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Recognised as Colour

#18524F

  • #18524F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#18524F is a cyan with RGB values 24, 82, 79 and HSL 177°, 55%, 21%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#18524F#18524F
HEX#18524F
RGBrgb(24, 82, 79)
RGB (0–1)0.0941, 0.3216, 0.3098
RGB percentages9.4%, 32.2%, 31%
HSLhsl(176.9, 54.7%, 20.8%)
HSV / HSBhsv(176.9, 70.7%, 32.2%)
CMYK70.7%, 0%, 3.7%, 67.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,593,935
CSS custom property--colour: #18524F;

Brightness & contrast

Relative luminance0.06793WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.9:1
Contrast with white8.9:1WCAG normal text: AAA
Contrast with black2.36:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#E7ADB0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D4D4Fno red cones; affects about 1% of men; ΔE 19.8 from the original
Deuteranopia#444750no green cones; the most common form, about 1% of men; ΔE 20.2 from the original
Tritanopia#005451no blue cones; rare, and affects men and women equally; ΔE 3.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.9:1WCAG large text: AAA
Contrast with black, large text2.36:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 7.4Teal · ΔE 20.1Dim grey · ΔE 23.5Dark cyan · ΔE 24.4Slate grey · ΔE 28.3Gray · ΔE 29.6
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 7.42, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#52181B
Analogous#185232, #183852
Triadic#4F1852, #524F18
Split complementary#521838, #523218
Tetradic#321852, #52181B, #385218

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#64D2CC
Lighter +30%#3DC6BF
Lighter +20%#2FA19B
Lighter +10%#247975
Darker −10%#0C2B29
Darker −20%#010303
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0B5F5B
Less saturated −25%#254543

Channel breakdown

R24
G82
B79
Red24 (9.4%)
Green82 (32.2%)
Blue79 (31%)
Hue176.9°
Saturation (HSL)54.72%
Lightness20.78%
Dominant channelGreen
Hex per channelR 18 · G 52 · B 4F

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Every value on this page was computed from “18524f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.