Colour

#1C2A3D

#1C2A3D
Blue
Dark
Nearest: Dark slate grey

#1C2A3D is a blue with RGB values 28, 42, 61 and HSL 215°, 37%, 17%. It is a dark colour, so white text on it reaches 14.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1C2A3D#1C2A3D

HEX#1C2A3D

RGBrgb(28, 42, 61)

RGB (0–1)0.1098, 0.1647, 0.2392

RGB percentages11%, 16.5%, 23.9%

HSLhsl(214.5, 37.1%, 17.5%)

HSV / HSBhsv(214.5, 54.1%, 23.9%)

CMYK54.1%, 31.1%, 0%, 76.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,845,821

CSS custom property--colour: #1C2A3D;

Brightness & contrast

Relative luminance0.0224WCAG 2.x, 0 is black and 1 is white

Perceived brightness41.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.5:1

Contrast with white14.5:1WCAG normal text: AAA

Contrast with black1.45:1WCAG normal text: Fail

Greyscale equivalent#282828

Inverted#E3D5C2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#232B3Eno red cones; affects about 1% of men; ΔE 2.2 from the original

Deuteranopia#1F283Dno green cones; the most common form, about 1% of men; ΔE 2.5 from the original

Tritanopia#0E2E31no blue cones; rare, and affects men and women equally; ΔE 13.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text14.5:1WCAG large text: AAA

Contrast with black, large text1.45:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.6 Black · ΔE 21.8 Dim grey · ΔE 31 Slate grey · ΔE 36.4 Light slate grey · ΔE 39.4 Gray · ΔE 39.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.55, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3D2F1C

Analogous#1C3B3D, #1E1C3D

Triadic#3D1C2A, #2A3D1C

Split complementary#3D1E1C, #3B3D1C

Tetradic#3D1C3B, #3D2F1C, #1C3D1E

Tints, shades & saturation

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

Lighter +40%#6A8CBB

Lighter +30%#4C72A6

Lighter +20%#3C5A83

Lighter +10%#2C4260

Darker −10%#0C121A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#112848

Less saturated −25%#272C32

Channel breakdown

R28

G42

B61

Red28 (11%)

Green42 (16.5%)

Blue61 (23.9%)

Hue214.55°

Saturation (HSL)37.08%

Lightness17.45%

Dominant channelBlue

Hex per channelR 1C · G 2A · B 3D

Keep nerding

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

#1C2A3D

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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