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Recognised as Colour

#151A35

  • #151A35
  • Blue
  • Dark
  • Nearest: Black

#151A35 is a blue with RGB values 21, 26, 53 and HSL 231°, 43%, 15%. It is a dark colour, so white text on it reaches 17.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#151A35#151A35
HEX#151A35
RGBrgb(21, 26, 53)
RGB (0–1)0.0824, 0.102, 0.2078
RGB percentages8.2%, 10.2%, 20.8%
HSLhsl(230.6, 43.2%, 14.5%)
HSV / HSBhsv(230.6, 60.4%, 20.8%)
CMYK60.4%, 50.9%, 0%, 79.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,382,965
CSS custom property--colour: #151A35;

Brightness & contrast

Relative luminance0.01155WCAG 2.x, 0 is black and 1 is white
Perceived brightness29.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.06:1
Contrast with white17.06:1WCAG normal text: AAA
Contrast with black1.23:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#EAE5CA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F1D36no red cones; affects about 1% of men; ΔE 3.6 from the original
Deuteranopia#0C1B34no green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#072024no blue cones; rare, and affects men and women equally; ΔE 19.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.06:1WCAG large text: AAA
Contrast with black, large text1.23:1WCAG large text: Fail

Named colours

Black · ΔE 22.3Dark slate grey · ΔE 31.9Dark slateblue · ΔE 36.6Dim grey · ΔE 39.5Midnight blue · ΔE 40Slate grey · ΔE 44.3
Nearest named CSS colourBlack (#000000)ΔE 22.33, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#353015
Analogous#152A35, #201535
Triadic#35151A, #1A3515
Split complementary#352015, #2A3515
Tetradic#35152A, #353015, #153520

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5969BD
Lighter +30%#4050A3
Lighter +20%#323E7E
Lighter +10%#232C5A
Darker −10%#070810
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0C143E
Less saturated −25%#1E202C

Channel breakdown

R21
G26
B53
Red21 (8.2%)
Green26 (10.2%)
Blue53 (20.8%)
Hue230.63°
Saturation (HSL)43.24%
Lightness14.51%
Dominant channelBlue
Hex per channelR 15 · G 1A · B 35

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Every value on this page was computed from “151a35” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.