Colour

#D55757

#D55757
Red
Dark
Nearest: Indian red

#D55757 is a red with RGB values 213, 87, 87 and HSL 0°, 60%, 59%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#D55757#D55757

HEX#D55757

RGBrgb(213, 87, 87)

RGB (0–1)0.8353, 0.3412, 0.3412

RGB percentages83.5%, 34.1%, 34.1%

HSLhsl(0, 60%, 58.8%)

HSV / HSBhsv(0, 59.2%, 83.5%)

CMYK0%, 59.2%, 59.2%, 16.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,981,527

CSS custom property--colour: #D55757;

Brightness & contrast

Relative luminance0.21651WCAG 2.x, 0 is black and 1 is white

Perceived brightness137.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.33:1

Contrast with white3.94:1WCAG normal text: Fail

Contrast with black5.33:1WCAG normal text: AA

Greyscale equivalent#727272

Inverted#2AA8A8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#767056no red cones; affects about 1% of men; ΔE 53.3 from the original

Deuteranopia#968A54no green cones; the most common form, about 1% of men; ΔE 53.5 from the original

Tritanopia#E94058no blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

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

Contrast with white, large text3.94:1WCAG large text: AA

Contrast with black, large text5.33:1WCAG large text: AAA

Named colours

Indian red · ΔE 6 Salmon · ΔE 14.7 Light coral · ΔE 15.5 Brown · ΔE 16.9 Firebrick · ΔE 19.9 Crimson · ΔE 23.7

Nearest named CSS colourIndian red (#CD5C5C)ΔE 5.96, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#57D5D5

Analogous#D55796, #D59657

Triadic#57D557, #5757D5

Split complementary#57D596, #5796D5

Tetradic#96D557, #57D5D5, #9657D5

Tints, shades & saturation

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

Lighter +40%#FEFAFA

Lighter +30%#F4D1D1

Lighter +20%#E9A9A9

Lighter +10%#DF8080

Darker −10%#C73232

Darker −20%#9E2828

Darker −30%#761D1D

Darker −40%#4D1313

More saturated +25%#EF3D3D

Less saturated −25%#BB7171

Channel breakdown

R213

G87

B87

Red213 (83.5%)

Green87 (34.1%)

Blue87 (34.1%)

Hue0°

Saturation (HSL)60%

Lightness58.82%

Dominant channelRed

Hex per channelR D5 · G 57 · B 57

Keep nerding

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

#D55757

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

Nerdulate something else