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Colour

#152E5F

  • #152E5F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#152E5F is a blue with RGB values 21, 46, 95 and HSL 220°, 64%, 23%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#152E5F#152E5F
HEX#152E5F
RGBrgb(21, 46, 95)
RGB (0–1)0.0824, 0.1804, 0.3725
RGB percentages8.2%, 18%, 37.3%
HSLhsl(219.7, 63.8%, 22.7%)
HSV / HSBhsv(219.7, 77.9%, 37.3%)
CMYK77.9%, 51.6%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,388,127
CSS custom property--colour: #152E5F;

Brightness & contrast

Relative luminance0.0294WCAG 2.x, 0 is black and 1 is white
Perceived brightness49 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.22:1
Contrast with white13.22:1WCAG normal text: AAA
Contrast with black1.59:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#EAD1A0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#133361no red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#012D5Eno green cones; the most common form, about 1% of men; ΔE 2.5 from the original
Tritanopia#003A42no blue cones; rare, and affects men and women equally; ΔE 32.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.22:1WCAG large text: AAA
Contrast with black, large text1.59:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 22.2Midnight blue · ΔE 28.5Steel blue · ΔE 35.4Dark slate grey · ΔE 37.3Rebecca purple · ΔE 38.8Black · ΔE 38.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 22.18, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5F4615
Analogous#15535F, #21155F
Triadic#5F152E, #2E5F15
Split complementary#5F2115, #535F15
Tetradic#5F1553, #5F4615, #155F21

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#638CDD
Lighter +30%#3A6ED3
Lighter +20%#2756B3
Lighter +10%#1E4289
Darker −10%#0C1A35
Darker −20%#03060B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#07296E
Less saturated −25%#233351

Channel breakdown

R21
G46
B95
Red21 (8.2%)
Green46 (18%)
Blue95 (37.3%)
Hue219.73°
Saturation (HSL)63.79%
Lightness22.75%
Dominant channelBlue
Hex per channelR 15 · G 2E · B 5F

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Every value on this page was computed from “152e5f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.