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Recognised as Colour

#274B52

  • #274B52
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#274B52 is a cyan with RGB values 39, 75, 82 and HSL 190°, 36%, 24%. It is a dark colour, so white text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#274B52#274B52
HEX#274B52
RGBrgb(39, 75, 82)
RGB (0–1)0.1529, 0.2941, 0.3216
RGB percentages15.3%, 29.4%, 32.2%
HSLhsl(189.8, 35.5%, 23.7%)
HSV / HSBhsv(189.8, 52.4%, 32.2%)
CMYK52.4%, 8.5%, 0%, 67.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,575,186
CSS custom property--colour: #274B52;

Brightness & contrast

Relative luminance0.06073WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.48:1
Contrast with white9.48:1WCAG normal text: AAA
Contrast with black2.21:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#D8B4AD

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#454952no red cones; affects about 1% of men; ΔE 11.6 from the original
Deuteranopia#3E4452no green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#104E4Dno blue cones; rare, and affects men and women equally; ΔE 8.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.48:1WCAG large text: AAA
Contrast with black, large text2.21:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 4.8Dim grey · ΔE 20.1Slate grey · ΔE 24.9Teal · ΔE 26Gray · ΔE 27.5Light slate grey · ΔE 27.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 4.85, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#522E27
Analogous#275244, #273552
Triadic#52274B, #4B5227
Split complementary#522735, #524427
Tetradic#442752, #522E27, #355227

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#82B9C3
Lighter +30%#5FA5B3
Lighter +20%#488A97
Lighter +10%#376B75
Darker −10%#172B2F
Darker −20%#060C0D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#185561
Less saturated −25%#364143

Channel breakdown

R39
G75
B82
Red39 (15.3%)
Green75 (29.4%)
Blue82 (32.2%)
Hue189.77°
Saturation (HSL)35.54%
Lightness23.73%
Dominant channelBlue
Hex per channelR 27 · G 4B · B 52

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Every value on this page was computed from “274b52” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.