Colour

#1C2333

#1C2333
Blue
Dark
Nearest: Black

#1C2333 is a blue with RGB values 28, 35, 51 and HSL 222°, 29%, 15%. It is a dark colour, so white text on it reaches 15.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C2333#1C2333

HEX#1C2333

RGBrgb(28, 35, 51)

RGB (0–1)0.1098, 0.1373, 0.2

RGB percentages11%, 13.7%, 20%

HSLhsl(221.7, 29.1%, 15.5%)

HSV / HSBhsv(221.7, 45.1%, 20%)

CMYK45.1%, 31.4%, 0%, 80%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,844,019

CSS custom property--colour: #1C2333;

Brightness & contrast

Relative luminance0.01688WCAG 2.x, 0 is black and 1 is white

Perceived brightness35.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.7:1

Contrast with white15.7:1WCAG normal text: AAA

Contrast with black1.34:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#E3DCCC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1E2434no red cones; affects about 1% of men; ΔE 0.7 from the original

Deuteranopia#1B2233no green cones; the most common form, about 1% of men; ΔE 0.9 from the original

Tritanopia#152629no 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 text15.7:1WCAG large text: AAA

Contrast with black, large text1.34:1WCAG large text: Fail

Named colours

Black · ΔE 18 Dark slate grey · ΔE 23.5 Dim grey · ΔE 32.8 Slate grey · ΔE 39.3 Gray · ΔE 41.5 Light slate grey · ΔE 42.4

Nearest named CSS colourBlack (#000000)ΔE 18.02, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#332C1C

Analogous#1C2E33, #211C33

Triadic#331C23, #23331C

Split complementary#33211C, #2F331C

Tetradic#331C2E, #332C1C, #1C3321

Tints, shades & saturation

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

Lighter +40%#6C81AF

Lighter +30%#526796

Lighter +20%#405075

Lighter +10%#2E3A54

Darker −10%#0A0C12

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#121F3D

Less saturated −25%#262729

Channel breakdown

R28

G35

B51

Red28 (11%)

Green35 (13.7%)

Blue51 (20%)

Hue221.74°

Saturation (HSL)29.11%

Lightness15.49%

Dominant channelBlue

Hex per channelR 1C · G 23 · B 33

Keep nerding

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

#1C2333

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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