Colour

#1C1937

#1C1937
Blue
Dark
Nearest: Black

#1C1937 is a blue with RGB values 28, 25, 55 and HSL 246°, 38%, 16%. It is a dark colour, so white text on it reaches 16.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C1937#1C1937

HEX#1C1937

RGBrgb(28, 25, 55)

RGB (0–1)0.1098, 0.098, 0.2157

RGB percentages11%, 9.8%, 21.6%

HSLhsl(246, 37.5%, 15.7%)

HSV / HSBhsv(246, 54.5%, 21.6%)

CMYK49.1%, 54.5%, 0%, 78.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,841,463

CSS custom property--colour: #1C1937;

Brightness & contrast

Relative luminance0.01218WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.89:1

Contrast with white16.89:1WCAG normal text: AAA

Contrast with black1.24:1WCAG normal text: Fail

Greyscale equivalent#1C1C1C

Inverted#E3E6C8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0D1E38no red cones; affects about 1% of men; ΔE 7.5 from the original

Deuteranopia#0D1C36no green cones; the most common form, about 1% of men; ΔE 6.8 from the original

Tritanopia#141F25no blue cones; rare, and affects men and women equally; ΔE 19.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.89:1WCAG large text: AAA

Contrast with black, large text1.24:1WCAG large text: Fail

Named colours

Black · ΔE 24.5 Dark slateblue · ΔE 34.1 Dark slate grey · ΔE 34.2 Midnight blue · ΔE 37.3 Dim grey · ΔE 40.3 Slate grey · ΔE 44.9

Nearest named CSS colourBlack (#000000)ΔE 24.47, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#343719

Analogous#192537, #2B1937

Triadic#371C19, #19371C

Split complementary#372B19, #253719

Tetradic#371925, #343719, #19372B

Tints, shades & saturation

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

Lighter +40%#6C64B8

Lighter +30%#5249A0

Lighter +20%#40397D

Lighter +10%#2E295A

Darker −10%#0A0914

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#140F41

Less saturated −25%#24232D

Channel breakdown

R28

G25

B55

Red28 (11%)

Green25 (9.8%)

Blue55 (21.6%)

Hue246°

Saturation (HSL)37.5%

Lightness15.69%

Dominant channelBlue

Hex per channelR 1C · G 19 · B 37

Keep nerding

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#1C1937

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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