Nerdulator> put something in

Recognised as Colour

#18574F

  • #18574F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#18574F is a cyan with RGB values 24, 87, 79 and HSL 172°, 57%, 22%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#18574F#18574F
HEX#18574F
RGBrgb(24, 87, 79)
RGB (0–1)0.0941, 0.3412, 0.3098
RGB percentages9.4%, 34.1%, 31%
HSLhsl(172.4, 56.8%, 21.8%)
HSV / HSBhsv(172.4, 72.4%, 34.1%)
CMYK72.4%, 0%, 9.2%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,595,215
CSS custom property--colour: #18574F;

Brightness & contrast

Relative luminance0.07575WCAG 2.x, 0 is black and 1 is white
Perceived brightness73 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.35:1
Contrast with white8.35:1WCAG normal text: AAA
Contrast with black2.52:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#E7A8B0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#53524Fno red cones; affects about 1% of men; ΔE 21.9 from the original
Deuteranopia#4A4B50no green cones; the most common form, about 1% of men; ΔE 22.6 from the original
Tritanopia#005954no blue cones; rare, and affects men and women equally; ΔE 3.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.35:1WCAG large text: AAA
Contrast with black, large text2.52:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.6Teal · ΔE 18.3Dark cyan · ΔE 22.5Dim grey · ΔE 24.6Cadetblue · ΔE 28.8Slate grey · ΔE 29.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.56, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#571820
Analogous#185730, #183F57
Triadic#4F1857, #574F18
Split complementary#57183F, #573018
Tetradic#301857, #571820, #3F5718

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#66D5C7
Lighter +30%#3ECAB8
Lighter +20%#2EA798
Lighter +10%#237F73
Darker −10%#0D2F2B
Darker −20%#020706
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0A6559
Less saturated −25%#264945

Channel breakdown

R24
G87
B79
Red24 (9.4%)
Green87 (34.1%)
Blue79 (31%)
Hue172.38°
Saturation (HSL)56.76%
Lightness21.76%
Dominant channelGreen
Hex per channelR 18 · G 57 · B 4F

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “18574f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.