Colour

#23101F

#23101F
Magenta
Dark
Nearest: Black

#23101F is a magenta with RGB values 35, 16, 31 and HSL 313°, 37%, 10%. It is a dark colour, so white text on it reaches 18:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#23101F#23101F

HEX#23101F

RGBrgb(35, 16, 31)

RGB (0–1)0.1373, 0.0627, 0.1216

RGB percentages13.7%, 6.3%, 12.2%

HSLhsl(312.6, 37.3%, 10%)

HSV / HSBhsv(312.6, 54.3%, 13.7%)

CMYK0%, 54.3%, 11.4%, 86.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,297,887

CSS custom property--colour: #23101F;

Brightness & contrast

Relative luminance0.00827WCAG 2.x, 0 is black and 1 is white

Perceived brightness25 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.02:1

Contrast with white18.02:1WCAG normal text: AAA

Contrast with black1.17:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#DCEFE0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#101520no red cones; affects about 1% of men; ΔE 11.8 from the original

Deuteranopia#15171Eno green cones; the most common form, about 1% of men; ΔE 11.8 from the original

Tritanopia#251116no blue cones; rare, and affects men and women equally; ΔE 7.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.02:1WCAG large text: AAA

Contrast with black, large text1.17:1WCAG large text: Fail

Named colours

Black · ΔE 16.1 Dark slate grey · ΔE 34.3 Dim grey · ΔE 39.6 Dark slateblue · ΔE 44.7 Midnight blue · ΔE 47.9 Slate grey · ΔE 48

Nearest named CSS colourBlack (#000000)ΔE 16.13, a distinctly different colour

Hue familymagenta

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#102314

Analogous#1E1023, #231015

Triadic#1F2310, #101F23

Split complementary#152310, #10231E

Tetradic#231E10, #102314, #101523

Tints, shades & saturation

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

Lighter +40%#AF509B

Lighter +30%#8C407C

Lighter +20%#69305D

Lighter +10%#46203E

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#290A23

Less saturated −25%#1D161B

Channel breakdown

R35

G16

B31

Red35 (13.7%)

Green16 (6.3%)

Blue31 (12.2%)

Hue312.63°

Saturation (HSL)37.25%

Lightness10%

Dominant channelRed

Hex per channelR 23 · G 10 · B 1F

Keep nerding

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#23101F

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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