Colour

#0A2541

#0A2541
Blue
Dark
Nearest: Black

#0A2541 is a blue with RGB values 10, 37, 65 and HSL 211°, 73%, 15%. It is a dark colour, so white text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#0A2541#0A2541

HEX#0A2541

RGBrgb(10, 37, 65)

RGB (0–1)0.0392, 0.1451, 0.2549

RGB percentages3.9%, 14.5%, 25.5%

HSLhsl(210.5, 73.3%, 14.7%)

HSV / HSBhsv(210.5, 84.6%, 25.5%)

CMYK84.6%, 43.1%, 0%, 74.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer664,897

CSS custom property--colour: #0A2541;

Brightness & contrast

Relative luminance0.01769WCAG 2.x, 0 is black and 1 is white

Perceived brightness36.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.51:1

Contrast with white15.51:1WCAG normal text: AAA

Contrast with black1.35:1WCAG normal text: Fail

Greyscale equivalent#212121

Inverted#F5DABE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#182742no red cones; affects about 1% of men; ΔE 2.9 from the original

Deuteranopia#102240no green cones; the most common form, about 1% of men; ΔE 3.1 from the original

Tritanopia#002C2Fno blue cones; rare, and affects men and women equally; ΔE 20.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.51:1WCAG large text: AAA

Contrast with black, large text1.35:1WCAG large text: Fail

Named colours

Black · ΔE 25.1 Dark slate grey · ΔE 27.4 Dark slateblue · ΔE 36.6 Dim grey · ΔE 36.6 Slate grey · ΔE 40.1 Steel blue · ΔE 40.3

Nearest named CSS colourBlack (#000000)ΔE 25.15, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#41260A

Analogous#0A4141, #0A0A41

Triadic#410A25, #25410A

Split complementary#410A0A, #41410A

Tetradic#410A41, #41260A, #0A410A

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#378AE0

Lighter +30%#1E70C6

Lighter +20%#185799

Lighter +10%#113E6D

Darker −10%#030C15

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#01254A

Less saturated −25%#132538

Channel breakdown

R10

G37

B65

Red10 (3.9%)

Green37 (14.5%)

Blue65 (25.5%)

Hue210.55°

Saturation (HSL)73.33%

Lightness14.71%

Dominant channelBlue

Hex per channelR 0A · G 25 · B 41

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#0A2541

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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