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Recognised as Colour

#25453B

  • #25453B
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#25453B is a cyan with RGB values 37, 69, 59 and HSL 161°, 30%, 21%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#25453B#25453B
HEX#25453B
RGBrgb(37, 69, 59)
RGB (0–1)0.1451, 0.2706, 0.2314
RGB percentages14.5%, 27.1%, 23.1%
HSLhsl(161.3, 30.2%, 20.8%)
HSV / HSBhsv(161.3, 46.4%, 27.1%)
CMYK46.4%, 0%, 14.5%, 72.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,442,555
CSS custom property--colour: #25453B;

Brightness & contrast

Relative luminance0.04965WCAG 2.x, 0 is black and 1 is white
Perceived brightness60 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.54:1
Contrast with white10.54:1WCAG normal text: AAA
Contrast with black1.99:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#DABAC4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#43413Bno red cones; affects about 1% of men; ΔE 14.3 from the original
Deuteranopia#3E3D3Cno green cones; the most common form, about 1% of men; ΔE 14.9 from the original
Tritanopia#1B4642no 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 text10.54:1WCAG large text: AAA
Contrast with black, large text1.99:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 8.2Dim grey · ΔE 23.1Teal · ΔE 28.1Black · ΔE 30.5Gray · ΔE 30.8Slate grey · ΔE 31.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 8.17, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#45252F
Analogous#25452B, #253F45
Triadic#3B2545, #453B25
Split complementary#45253F, #452B25
Tetradic#2B2545, #45252F, #3F4525

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DB9A6
Lighter +30%#5CA790
Lighter +20%#498774
Lighter +10%#376657
Darker −10%#13241F
Darker −20%#010302
Darker −30%#000000
Darker −40%#000000
More saturated +25%#185240
Less saturated −25%#323836

Channel breakdown

R37
G69
B59
Red37 (14.5%)
Green69 (27.1%)
Blue59 (23.1%)
Hue161.25°
Saturation (HSL)30.19%
Lightness20.78%
Dominant channelGreen
Hex per channelR 25 · G 45 · B 3B

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Every value on this page was computed from “25453b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.