Colour

#ED1300

#ED1300
Red
Dark
Nearest: Red

#ED1300 is a red with RGB values 237, 19, 0 and HSL 5°, 100%, 46%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#ED1300#ED1300

HEX#ED1300

RGBrgb(237, 19, 0)

RGB (0–1)0.9294, 0.0745, 0

RGB percentages92.9%, 7.5%, 0%

HSLhsl(4.8, 100%, 46.5%)

HSV / HSBhsv(4.8, 100%, 92.9%)

CMYK0%, 92%, 100%, 7.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,536,896

CSS custom property--colour: #ED1300;

Brightness & contrast

Relative luminance0.1847WCAG 2.x, 0 is black and 1 is white

Perceived brightness130.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.69:1

Contrast with white4.47:1WCAG normal text: Fail

Contrast with black4.69:1WCAG normal text: AA

Greyscale equivalent#404040

Inverted#12ECFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#675A00no red cones; affects about 1% of men; ΔE 80.7 from the original

Deuteranopia#998700no green cones; the most common form, about 1% of men; ΔE 79.5 from the original

Tritanopia#FF0017no blue cones; rare, and affects men and women equally; ΔE 7.5 from the original

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

Contrast with white, large text4.47:1WCAG large text: AA

Contrast with black, large text4.69:1WCAG large text: AAA

Named colours

Red · ΔE 7.6 Orange red · ΔE 11.1 Tomato · ΔE 26.7 Crimson · ΔE 30.5 Firebrick · ΔE 33.7 Coral · ΔE 37.3

Nearest named CSS colourRed (#FF0000)ΔE 7.55, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00DAED

Analogous#ED0063, #ED8A00

Triadic#00ED13, #1300ED

Split complementary#00ED8A, #0063ED

Tetradic#63ED00, #00DAED, #8A00ED

Tints, shades & saturation

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

Lighter +40%#FFC0BA

Lighter +30%#FF9187

Lighter +20%#FF6254

Lighter +10%#FF3321

Darker −10%#BA0F00

Darker −20%#870B00

Darker −30%#540700

Darker −40%#210300

More saturated +25%#ED1300

Less saturated −25%#CF2C1E

Channel breakdown

R237

G19

Red237 (92.9%)

Green19 (7.5%)

Blue0 (0%)

Hue4.81°

Saturation (HSL)100%

Lightness46.47%

Dominant channelRed

Hex per channelR ED · G 13 · B 00

Keep nerding

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#ED1300

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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