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Recognised as Colour

#0B424B

  • #0B424B
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#0B424B is a cyan with RGB values 11, 66, 75 and HSL 188°, 74%, 17%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#0B424B#0B424B
HEX#0B424B
RGBrgb(11, 66, 75)
RGB (0–1)0.0431, 0.2588, 0.2941
RGB percentages4.3%, 25.9%, 29.4%
HSLhsl(188.4, 74.4%, 16.9%)
HSV / HSBhsv(188.4, 85.3%, 29.4%)
CMYK85.3%, 12%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer737,867
CSS custom property--colour: #0B424B;

Brightness & contrast

Relative luminance0.04476WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.08:1
Contrast with white11.08:1WCAG normal text: AAA
Contrast with black1.9:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#F4BDB4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B3F4Cno red cones; affects about 1% of men; ΔE 15.3 from the original
Deuteranopia#32394Bno green cones; the most common form, about 1% of men; ΔE 15.6 from the original
Tritanopia#004645no blue cones; rare, and affects men and women equally; ΔE 8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.08:1WCAG large text: AAA
Contrast with black, large text1.9:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.2Dim grey · ΔE 25.7Teal · ΔE 27.8Slate grey · ΔE 29.9Black · ΔE 30.4Dark cyan · ΔE 32
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.19, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B140B
Analogous#0B4B34, #0B224B
Triadic#4B0B42, #424B0B
Split complementary#4B0B22, #4B340B
Tetradic#340B4B, #4B140B, #224B0B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3FCCE3
Lighter +30%#1FB7D0
Lighter +20%#1890A4
Lighter +10%#126977
Darker −10%#041B1F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#004A56
Less saturated −25%#163A40

Channel breakdown

R11
G66
B75
Red11 (4.3%)
Green66 (25.9%)
Blue75 (29.4%)
Hue188.44°
Saturation (HSL)74.42%
Lightness16.86%
Dominant channelBlue
Hex per channelR 0B · G 42 · B 4B

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Every value on this page was computed from “0b424b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.