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Recognised as Colour

#E66366

  • #E66366
  • Red
  • Dark
  • Nearest: Indian red

#E66366 is a red with RGB values 230, 99, 102 and HSL 359°, 72%, 65%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#E66366#E66366
HEX#E66366
RGBrgb(230, 99, 102)
RGB (0–1)0.902, 0.3882, 0.4
RGB percentages90.2%, 38.8%, 40%
HSLhsl(358.6, 72.4%, 64.5%)
HSV / HSBhsv(358.6, 57%, 90.2%)
CMYK0%, 57%, 55.7%, 9.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,098,726
CSS custom property--colour: #E66366;

Brightness & contrast

Relative luminance0.26706WCAG 2.x, 0 is black and 1 is white
Perceived brightness150.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.34:1
Contrast with white3.31:1WCAG normal text: Fail
Contrast with black6.34:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#199C99

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#827C65no red cones; affects about 1% of men; ΔE 54.4 from the original
Deuteranopia#A39863no green cones; the most common form, about 1% of men; ΔE 55.4 from the original
Tritanopia#FA4D65no blue cones; rare, and affects men and women equally; ΔE 15.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.31:1WCAG large text: AA
Contrast with black, large text6.34:1WCAG large text: AAA

Named colours

Indian red · ΔE 8.4Salmon · ΔE 11.5Light coral · ΔE 12Brown · ΔE 22.2Tomato · ΔE 23.6Firebrick · ΔE 24.3
Nearest named CSS colourIndian red (#CD5C5C)ΔE 8.45, clearly different but related
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#63E6E3
Analogous#E663A8, #E6A263
Triadic#66E663, #6366E6
Split complementary#63E6A2, #63A8E6
Tetradic#A8E663, #63E6E3, #A163E6

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FBE7E7
Lighter +20%#F4BBBC
Lighter +10%#ED8F91
Darker −10%#DF373B
Darker −20%#C41F23
Darker −30%#98181B
Darker −40%#6C1113
More saturated +25%#FD4C50
Less saturated −25%#CF7A7C

Channel breakdown

R230
G99
B102
Red230 (90.2%)
Green99 (38.8%)
Blue102 (40%)
Hue358.63°
Saturation (HSL)72.38%
Lightness64.51%
Dominant channelRed
Hex per channelR E6 · G 63 · B 66

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Every value on this page was computed from “e66366” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.