Colour

#FF1C48

#FF1C48
Red
Dark
Nearest: Crimson

#FF1C48 is a red with RGB values 255, 28, 72 and HSL 348°, 100%, 55%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#FF1C48#FF1C48

HEX#FF1C48

RGBrgb(255, 28, 72)

RGB (0–1)1, 0.1098, 0.2824

RGB percentages100%, 11%, 28.2%

HSLhsl(348.4, 100%, 55.5%)

HSV / HSBhsv(348.4, 89%, 100%)

CMYK0%, 89%, 71.8%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,718,920

CSS custom property--colour: #FF1C48;

Brightness & contrast

Relative luminance0.22558WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.51:1

Contrast with white3.81:1WCAG normal text: Fail

Contrast with black5.51:1WCAG normal text: AA

Greyscale equivalent#4F4F4F

Inverted#00E3B7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6C6547no red cones; affects about 1% of men; ΔE 84.3 from the original

Deuteranopia#A29340no green cones; the most common form, about 1% of men; ΔE 84.5 from the original

Tritanopia#FF0032no blue cones; rare, and affects men and women equally; ΔE 11.4 from the original

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

Contrast with white, large text3.81:1WCAG large text: AA

Contrast with black, large text5.51:1WCAG large text: AAA

Named colours

Crimson · ΔE 11.6 Tomato · ΔE 24.2 Firebrick · ΔE 27.7 Red · ΔE 30.1 Orange red · ΔE 33.8 Brown · ΔE 34.5

Nearest named CSS colourCrimson (#DC143C)ΔE 11.6, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1CFFD3

Analogous#FF1CB9, #FF611C

Triadic#48FF1C, #1C48FF

Split complementary#1CFF61, #1CB9FF

Tetradic#BAFF1C, #1CFFD3, #621CFF

Tints, shades & saturation

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

Lighter +40%#FFE8EC

Lighter +30%#FFB5C3

Lighter +20%#FF829A

Lighter +10%#FF4F71

Darker −10%#E8002D

Darker −20%#B50023

Darker −30%#820019

Darker −40%#4F000F

More saturated +25%#FF1C48

Less saturated −25%#E33859

Channel breakdown

R255

G28

B72

Red255 (100%)

Green28 (11%)

Blue72 (28.2%)

Hue348.37°

Saturation (HSL)100%

Lightness55.49%

Dominant channelRed

Hex per channelR FF · G 1C · B 48

Keep nerding

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

#FF1C48

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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