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Colour

#07283B

  • #07283B
  • Blue
  • Dark
  • Nearest: Dark slate grey

#07283B is a blue with RGB values 7, 40, 59 and HSL 202°, 79%, 13%. It is a dark colour, so white text on it reaches 15.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#07283B#07283B
HEX#07283B
RGBrgb(7, 40, 59)
RGB (0–1)0.0275, 0.1569, 0.2314
RGB percentages2.7%, 15.7%, 23.1%
HSLhsl(201.9, 78.8%, 12.9%)
HSV / HSBhsv(201.9, 88.1%, 23.1%)
CMYK88.1%, 32.2%, 0%, 76.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer469,051
CSS custom property--colour: #07283B;

Brightness & contrast

Relative luminance0.01879WCAG 2.x, 0 is black and 1 is white
Perceived brightness36.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.26:1
Contrast with white15.26:1WCAG normal text: AAA
Contrast with black1.38:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#F8D7C4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1F283Cno red cones; affects about 1% of men; ΔE 6.6 from the original
Deuteranopia#18233Bno green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#002D2Fno blue cones; rare, and affects men and women equally; ΔE 14 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text15.26:1WCAG large text: AAA
Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.7Black · ΔE 21.8Dim grey · ΔE 33.6Slate grey · ΔE 38.4Steel blue · ΔE 41.2Light slate grey · ΔE 41.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.71, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#3B1A07
Analogous#073B34, #070E3B
Triadic#3B0728, #283B07
Split complementary#3B070E, #3B3407
Tetradic#34073B, #3B1A07, #0E3B07

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#28A0E6
Lighter +30%#1785C4
Lighter +20%#126696
Lighter +10%#0C4769
Darker −10%#02090D
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002A42
Less saturated −25%#0F2633

Channel breakdown

R7
G40
B59
Red7 (2.7%)
Green40 (15.7%)
Blue59 (23.1%)
Hue201.92°
Saturation (HSL)78.79%
Lightness12.94%
Dominant channelBlue
Hex per channelR 07 · G 28 · B 3B

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Every value on this page was computed from “07283b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.