Colour

#FB1D20

#FB1D20
Red
Dark
Nearest: Red

#FB1D20 is a red with RGB values 251, 29, 32 and HSL 359°, 97%, 55%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FB1D20#FB1D20

HEX#FB1D20

RGBrgb(251, 29, 32)

RGB (0–1)0.9843, 0.1137, 0.1255

RGB percentages98.4%, 11.4%, 12.5%

HSLhsl(359.2, 96.5%, 54.9%)

HSV / HSBhsv(359.2, 88.4%, 98.4%)

CMYK0%, 88.4%, 87.3%, 1.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,456,992

CSS custom property--colour: #FB1D20;

Brightness & contrast

Relative luminance0.21492WCAG 2.x, 0 is black and 1 is white

Perceived brightness139.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.3:1

Contrast with white3.96:1WCAG normal text: Fail

Contrast with black5.3:1WCAG normal text: AA

Greyscale equivalent#4C4C4C

Inverted#04E2DF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6E621Bno red cones; affects about 1% of men; ΔE 83.2 from the original

Deuteranopia#A2900Ano green cones; the most common form, about 1% of men; ΔE 82.8 from the original

Tritanopia#FF0024no blue cones; rare, and affects men and women equally; ΔE 4.1 from the original

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

Contrast with white, large text3.96:1WCAG large text: AA

Contrast with black, large text5.3:1WCAG large text: AAA

Named colours

Red · ΔE 10.8 Orange red · ΔE 15.5 Tomato · ΔE 23.3 Crimson · ΔE 24.9 Firebrick · ΔE 31.8 Coral · ΔE 35.5

Nearest named CSS colourRed (#FF0000)ΔE 10.83, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1DFBF8

Analogous#FB1D8F, #FB891D

Triadic#20FB1D, #1D20FB

Split complementary#1DFB89, #1D8FFB

Tetradic#8FFB1D, #1DFBF8, #891DFB

Tints, shades & saturation

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

Lighter +40%#FFE5E6

Lighter +30%#FEB3B4

Lighter +20%#FD8183

Lighter +10%#FC4F51

Darker −10%#E10407

Darker −20%#AF0305

Darker −30%#7D0204

Darker −40%#4B0102

More saturated +25%#FF191C

Less saturated −25%#DE3A3C

Channel breakdown

R251

G29

B32

Red251 (98.4%)

Green29 (11.4%)

Blue32 (12.5%)

Hue359.19°

Saturation (HSL)96.52%

Lightness54.9%

Dominant channelRed

Hex per channelR FB · G 1D · B 20

Keep nerding

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

#FB1D20

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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