Recognised as Colour
#FF1A18
- #FF1A18
- Red
- Dark
- Nearest: Red
#FF1A18 is a red with RGB values 255, 26, 24 and HSL 1°, 100%, 55%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Red.
Colour values
#FF1A18#FF1A18
HEX#FF1A18
RGBrgb(255, 26, 24)
RGB (0–1)1, 0.102, 0.0941
RGB percentages100%, 10.2%, 9.4%
HSLhsl(0.5, 100%, 54.7%)
HSV / HSBhsv(0.5, 90.6%, 100%)
CMYK0%, 89.8%, 90.6%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,718,360
CSS custom property--colour: #FF1A18;
Brightness & contrast
Relative luminance0.22065WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.41:1
Contrast with white3.88:1WCAG normal text: Fail
Contrast with black5.41:1WCAG normal text: AA
Greyscale equivalent#4B4B4B
Inverted#00E5E7
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.88:1WCAG large text: AA
Contrast with black, large text5.41:1WCAG large text: AAA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#18FDFF
Analogous#FF188A, #FF8D18
Triadic#18FF1A, #1A18FF
Split complementary#18FF8E, #1889FF
Tetradic#8AFF18, #18FDFF, #8E18FF
Tints, shades & saturation
Channel breakdown
R255
G26
B24
Red255 (100%)
Green26 (10.2%)
Blue24 (9.4%)
Hue0.52°
Saturation (HSL)100%
Lightness54.71%
Dominant channelRed
Hex per channelR FF · G 1A · B 18
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