Colour

#282E3F

#282E3F
Blue
Dark
Nearest: Dark slate grey

#282E3F is a blue with RGB values 40, 46, 63 and HSL 224°, 22%, 20%. It is a dark colour, so white text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#282E3F#282E3F

HEX#282E3F

RGBrgb(40, 46, 63)

RGB (0–1)0.1569, 0.1804, 0.2471

RGB percentages15.7%, 18%, 24.7%

HSLhsl(224.3, 22.3%, 20.2%)

HSV / HSBhsv(224.3, 36.5%, 24.7%)

CMYK36.5%, 27%, 0%, 75.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,633,279

CSS custom property--colour: #282E3F;

Brightness & contrast

Relative luminance0.02764WCAG 2.x, 0 is black and 1 is white

Perceived brightness46.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.52:1

Contrast with white13.52:1WCAG normal text: AAA

Contrast with black1.55:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#D7D1C0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#292F40no red cones; affects about 1% of men; ΔE 0.5 from the original

Deuteranopia#272D3Fno green cones; the most common form, about 1% of men; ΔE 0.8 from the original

Tritanopia#223134no blue cones; rare, and affects men and women equally; ΔE 10.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.52:1WCAG large text: AAA

Contrast with black, large text1.55:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 20.2 Black · ΔE 22.4 Dim grey · ΔE 28 Slate grey · ΔE 34.1 Gray · ΔE 36.5 Light slate grey · ΔE 37.1

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 20.17, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3F3928

Analogous#283A3F, #2D283F

Triadic#3F282E, #2E3F28

Split complementary#3F2D28, #3A3F28

Tetradic#3F283A, #3F3928, #283F2D

Tints, shades & saturation

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

Lighter +40%#838FB0

Lighter +30%#64729C

Lighter +20%#505C7D

Lighter +10%#3C455E

Darker −10%#141720

Darker −20%#000001

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B284C

Less saturated −25%#343434

Channel breakdown

R40

G46

B63

Red40 (15.7%)

Green46 (18%)

Blue63 (24.7%)

Hue224.35°

Saturation (HSL)22.33%

Lightness20.2%

Dominant channelBlue

Hex per channelR 28 · G 2E · B 3F

Keep nerding

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

#282E3F

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

Nerdulate something else