Colour

#68100F

#68100F
Red
Dark
Nearest: Maroon

#68100F is a red with RGB values 104, 16, 15 and HSL 1°, 75%, 23%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#68100F#68100F

HEX#68100F

RGBrgb(104, 16, 15)

RGB (0–1)0.4078, 0.0627, 0.0588

RGB percentages40.8%, 6.3%, 5.9%

HSLhsl(0.7, 74.8%, 23.3%)

HSV / HSBhsv(0.7, 85.6%, 40.8%)

CMYK0%, 84.6%, 85.6%, 59.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,819,855

CSS custom property--colour: #68100F;

Brightness & contrast

Relative luminance0.03348WCAG 2.x, 0 is black and 1 is white

Perceived brightness58.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.58:1

Contrast with white12.58:1WCAG normal text: AAA

Contrast with black1.67:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#97EFF0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2C270Eno red cones; affects about 1% of men; ΔE 40.9 from the original

Deuteranopia#423A0Bno green cones; the most common form, about 1% of men; ΔE 40.6 from the original

Tritanopia#730011no blue cones; rare, and affects men and women equally; ΔE 7.3 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text12.58:1WCAG large text: AAA

Contrast with black, large text1.67:1WCAG large text: Fail

Named colours

Maroon · ΔE 16.7 Brown · ΔE 20.7 Dark red · ΔE 21.6 Saddle brown · ΔE 24.9 Sienna · ΔE 25.9 Firebrick · ΔE 28.1

Nearest named CSS colourMaroon (#800000)ΔE 16.65, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0F6768

Analogous#680F3A, #683D0F

Triadic#0F6810, #100F68

Split complementary#0F683C, #0F3B68

Tetradic#3A680F, #0F6768, #3C0F68

Tints, shades & saturation

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

Lighter +40%#E75D5C

Lighter +30%#E1312F

Lighter +20%#C11E1C

Lighter +10%#951715

Darker −10%#3B0909

Darker −20%#0F0202

Darker −30%#000000

Darker −40%#000000

More saturated +25%#770100

Less saturated −25%#591F1E

Channel breakdown

R104

G16

B15

Red104 (40.8%)

Green16 (6.3%)

Blue15 (5.9%)

Hue0.67°

Saturation (HSL)74.79%

Lightness23.33%

Dominant channelRed

Hex per channelR 68 · G 10 · B 0F

Keep nerding

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#68100F

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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