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Recognised as Colour

#254F49

  • #254F49
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#254F49 is a cyan with RGB values 37, 79, 73 and HSL 171°, 36%, 23%. It is a dark colour, so white text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#254F49#254F49
HEX#254F49
RGBrgb(37, 79, 73)
RGB (0–1)0.1451, 0.3098, 0.2863
RGB percentages14.5%, 31%, 28.6%
HSLhsl(171.4, 36.2%, 22.7%)
HSV / HSBhsv(171.4, 53.2%, 31%)
CMYK53.2%, 0%, 7.6%, 69%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,445,129
CSS custom property--colour: #254F49;

Brightness & contrast

Relative luminance0.06466WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.16:1
Contrast with white9.16:1WCAG normal text: AAA
Contrast with black2.29:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#DAB0B6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4C4B49no red cones; affects about 1% of men; ΔE 16.6 from the original
Deuteranopia#45464Ano green cones; the most common form, about 1% of men; ΔE 17 from the original
Tritanopia#10504Dno blue cones; rare, and affects men and women equally; ΔE 4.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.16:1WCAG large text: AAA
Contrast with black, large text2.29:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 5.4Dim grey · ΔE 21.5Teal · ΔE 22.9Dark cyan · ΔE 27.1Slate grey · ΔE 28.1Gray · ΔE 28.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 5.45, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4F252B
Analogous#254F34, #25404F
Triadic#49254F, #4F4925
Split complementary#4F2540, #4F3425
Tetradic#34254F, #4F252B, #404F25

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7EC2B9
Lighter +30%#5BB2A6
Lighter +20%#469489
Lighter +10%#357269
Darker −10%#152C29
Darker −20%#040A09
Darker −30%#000000
Darker −40%#000000
More saturated +25%#175E53
Less saturated −25%#34413F

Channel breakdown

R37
G79
B73
Red37 (14.5%)
Green79 (31%)
Blue73 (28.6%)
Hue171.43°
Saturation (HSL)36.21%
Lightness22.75%
Dominant channelGreen
Hex per channelR 25 · G 4F · B 49

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Every value on this page was computed from “254f49” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.