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Recognised as Colour

#022F48

  • #022F48
  • Blue
  • Dark
  • Nearest: Dark slate grey

#022F48 is a blue with RGB values 2, 47, 72 and HSL 201°, 95%, 15%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#022F48#022F48
HEX#022F48
RGBrgb(2, 47, 72)
RGB (0–1)0.0078, 0.1843, 0.2824
RGB percentages0.8%, 18.4%, 28.2%
HSLhsl(201.4, 94.6%, 14.5%)
HSV / HSBhsv(201.4, 97.2%, 28.2%)
CMYK97.2%, 34.7%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer143,176
CSS custom property--colour: #022F48;

Brightness & contrast

Relative luminance0.02514WCAG 2.x, 0 is black and 1 is white
Perceived brightness43.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.97:1
Contrast with white13.97:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#272727
Inverted#FDD0B7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#232F49no red cones; affects about 1% of men; ΔE 7.5 from the original
Deuteranopia#192948no green cones; the most common form, about 1% of men; ΔE 8.6 from the original
Tritanopia#003538no blue cones; rare, and affects men and women equally; ΔE 17.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.97:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 22.2Black · ΔE 26.8Dim grey · ΔE 33.1Slate grey · ΔE 36Steel blue · ΔE 36.7Light slate grey · ΔE 38.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 22.16, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#481B02
Analogous#02483E, #020C48
Triadic#48022F, #2F4802
Split complementary#48020C, #483E02
Tetradic#3E0248, #481B02, #0C4802

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#1DAAF9
Lighter +30%#0690DD
Lighter +20%#0570AB
Lighter +10%#034F7A
Darker −10%#010F16
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00304A
Less saturated −25%#0B2C3F

Channel breakdown

R2
G47
B72
Red2 (0.8%)
Green47 (18.4%)
Blue72 (28.2%)
Hue201.43°
Saturation (HSL)94.59%
Lightness14.51%
Dominant channelBlue
Hex per channelR 02 · G 2F · B 48

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Every value on this page was computed from “022f48” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.