Recognised as Colour

#A20103

#A20103
Red
Dark
Nearest: Dark red

#A20103 is a red with RGB values 162, 1, 3 and HSL 359°, 99%, 32%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark red.

Colour values

#A20103#A20103

HEX#A20103

RGBrgb(162, 1, 3)

RGB (0–1)0.6353, 0.0039, 0.0118

RGB percentages63.5%, 0.4%, 1.2%

HSLhsl(359.3, 98.8%, 32%)

HSV / HSBhsv(359.3, 99.4%, 63.5%)

CMYK0%, 99.4%, 98.1%, 36.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,617,091

CSS custom property--colour: #A20103;

Brightness & contrast

Relative luminance0.0771WCAG 2.x, 0 is black and 1 is white

Perceived brightness88.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.26:1

Contrast with white8.26:1WCAG normal text: AAA

Contrast with black2.54:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#5DFEFC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#423A00no red cones; affects about 1% of men; ΔE 62.3 from the original

Deuteranopia#665A00no green cones; the most common form, about 1% of men; ΔE 61.2 from the original

Tritanopia#B30007no blue cones; rare, and affects men and women equally; ΔE 6.4 from the original

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

Contrast with white, large text8.26:1WCAG large text: AAA

Contrast with black, large text2.54:1WCAG large text: Fail

Named colours

Dark red · ΔE 9.4 Firebrick · ΔE 10.4 Maroon · ΔE 14.4 Brown · ΔE 17.8 Crimson · ΔE 23.3 Tomato · ΔE 28.8

Nearest named CSS colourDark red (#8B0000)ΔE 9.38, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#01A2A0

Analogous#A20153, #A25001

Triadic#03A201, #0103A2

Split complementary#01A250, #0153A2

Tetradic#53A201, #01A2A0, #5001A2

Tints, shades & saturation

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

Lighter +40%#FE7173

Lighter +30%#FE3E41

Lighter +20%#FD0C0F

Lighter +10%#D50104

Darker −10%#6F0102

Darker −20%#3D0001

Darker −30%#0A0000

Darker −40%#000000

More saturated +25%#A30002

Less saturated −25%#8E1517

Channel breakdown

R162

Red162 (63.5%)

Green1 (0.4%)

Blue3 (1.2%)

Hue359.25°

Saturation (HSL)98.77%

Lightness31.96%

Dominant channelRed

Hex per channelR A2 · G 01 · B 03

Keep nerding

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

#A20103

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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