Colour

#ED0010

#ED0010
Red
Dark
Nearest: Red

#ED0010 is a red with RGB values 237, 0, 16 and HSL 356°, 100%, 46%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#ED0010#ED0010

HEX#ED0010

RGBrgb(237, 0, 16)

RGB (0–1)0.9294, 0, 0.0627

RGB percentages92.9%, 0%, 6.3%

HSLhsl(355.9, 100%, 46.5%)

HSV / HSBhsv(355.9, 100%, 92.9%)

CMYK0%, 100%, 93.2%, 7.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer15,532,048

CSS custom property--colour: #ED0010;

Brightness & contrast

Relative luminance0.18042WCAG 2.x, 0 is black and 1 is white

Perceived brightness129.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.61:1

Contrast with white4.56:1WCAG normal text: AA

Contrast with black4.61:1WCAG normal text: AA

Greyscale equivalent#343434

Inverted#12FFEF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#645807no red cones; affects about 1% of men; ΔE 82.2 from the original

Deuteranopia#978600no green cones; the most common form, about 1% of men; ΔE 81.6 from the original

Tritanopia#FF0011no blue cones; rare, and affects men and women equally; ΔE 6.8 from the original

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

Contrast with white, large text4.56:1WCAG large text: AAA

Contrast with black, large text4.61:1WCAG large text: AAA

Named colours

Red · ΔE 9.8 Orange red · ΔE 15.1 Tomato · ΔE 25.4 Crimson · ΔE 26.1 Firebrick · ΔE 31.1 Coral · ΔE 37.2

Nearest named CSS colourRed (#FF0000)ΔE 9.81, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00EDDD

Analogous#ED0087, #ED6600

Triadic#10ED00, #0010ED

Split complementary#00ED66, #0087ED

Tetradic#87ED00, #00EDDD, #6600ED

Tints, shades & saturation

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

Lighter +40%#FFBABF

Lighter +30%#FF878F

Lighter +20%#FF5460

Lighter +10%#FF2130

Darker −10%#BA000D

Darker −20%#870009

Darker −30%#540006

Darker −40%#210002

More saturated +25%#ED0010

Less saturated −25%#CF1E2A

Channel breakdown

R237

B16

Red237 (92.9%)

Green0 (0%)

Blue16 (6.3%)

Hue355.95°

Saturation (HSL)100%

Lightness46.47%

Dominant channelRed

Hex per channelR ED · G 00 · B 10

Keep nerding

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

#ED0010

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