Recognised as Colour

#DD253C

#DD253C
Red
Dark
Nearest: Crimson

#DD253C is a red with RGB values 221, 37, 60 and HSL 353°, 73%, 51%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#DD253C#DD253C

HEX#DD253C

RGBrgb(221, 37, 60)

RGB (0–1)0.8667, 0.1451, 0.2353

RGB percentages86.7%, 14.5%, 23.5%

HSLhsl(352.5, 73%, 50.6%)

HSV / HSBhsv(352.5, 83.3%, 86.7%)

CMYK0%, 83.3%, 72.9%, 13.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,492,988

CSS custom property--colour: #DD253C;

Brightness & contrast

Relative luminance0.17022WCAG 2.x, 0 is black and 1 is white

Perceived brightness125.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.77:1

Contrast with white4.77:1WCAG normal text: AA

Contrast with black4.4:1WCAG normal text: Fail

Greyscale equivalent#4E4E4E

Inverted#22DAC3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#615A3Bno red cones; affects about 1% of men; ΔE 73.1 from the original

Deuteranopia#8E8035no green cones; the most common form, about 1% of men; ΔE 72.9 from the original

Tritanopia#F30030no blue cones; rare, and affects men and women equally; ΔE 15 from the original

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

Contrast with white, large text4.77:1WCAG large text: AAA

Contrast with black, large text4.4:1WCAG large text: AA

Named colours

Crimson · ΔE 3.4 Firebrick · ΔE 15.5 Tomato · ΔE 20.7 Brown · ΔE 21.9 Indian red · ΔE 27.2 Dark red · ΔE 27.2

Nearest named CSS colourCrimson (#DC143C)ΔE 3.4, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#25DDC6

Analogous#DD2598, #DD6A25

Triadic#3CDD25, #253CDD

Split complementary#25DD6A, #2598DD

Tetradic#98DD25, #25DDC6, #6A25DD

Tints, shades & saturation

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

Lighter +40%#F9D5DA

Lighter +30%#F2A9B2

Lighter +20%#EB7D8B

Lighter +10%#E45163

Darker −10%#B31C2F

Darker −20%#871523

Darker −30%#5B0E18

Darker −40%#2F070C

More saturated +25%#FD0524

Less saturated −25%#BE4554

Channel breakdown

R221

G37

B60

Red221 (86.7%)

Green37 (14.5%)

Blue60 (23.5%)

Hue352.5°

Saturation (HSL)73.02%

Lightness50.59%

Dominant channelRed

Hex per channelR DD · G 25 · B 3C

Keep nerding

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

#DD253C

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