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Recognised as Colour

#071538

  • #071538
  • Blue
  • Dark
  • Nearest: Black

#071538 is a blue with RGB values 7, 21, 56 and HSL 223°, 78%, 12%. It is a dark colour, so white text on it reaches 17.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#071538#071538
HEX#071538
RGBrgb(7, 21, 56)
RGB (0–1)0.0275, 0.0824, 0.2196
RGB percentages2.7%, 8.2%, 22%
HSLhsl(222.9, 77.8%, 12.4%)
HSV / HSBhsv(222.9, 87.5%, 22%)
CMYK87.5%, 62.5%, 0%, 78%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer464,184
CSS custom property--colour: #071538;

Brightness & contrast

Relative luminance0.00867WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.9:1
Contrast with white17.9:1WCAG normal text: AAA
Contrast with black1.17:1WCAG normal text: Fail
Greyscale equivalent#151515
Inverted#F8EAC7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#001A39no red cones; affects about 1% of men; ΔE 5.3 from the original
Deuteranopia#001537no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#001E23no blue cones; rare, and affects men and women equally; ΔE 25.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.9:1WCAG large text: AAA
Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Black · ΔE 27.4Dark slateblue · ΔE 33.4Midnight blue · ΔE 34.5Dark slate grey · ΔE 37.8Dim grey · ΔE 45Steel blue · ΔE 47.2
Nearest named CSS colourBlack (#000000)ΔE 27.42, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#382A07
Analogous#072D38, #120738
Triadic#380715, #153807
Split complementary#381207, #2D3807
Tetradic#38072D, #382A07, #073812

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#275DE4
Lighter +30%#1848C0
Lighter +20%#123793
Lighter +10%#0D2665
Darker −10%#01040B
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00123F
Less saturated −25%#0F1830

Channel breakdown

R7
G21
B56
Red7 (2.7%)
Green21 (8.2%)
Blue56 (22%)
Hue222.86°
Saturation (HSL)77.78%
Lightness12.35%
Dominant channelBlue
Hex per channelR 07 · G 15 · B 38

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Every value on this page was computed from “hex 071538” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.