Recognised as Colour

#D0381F

#D0381F
Red
Dark
Nearest: Firebrick

#D0381F is a red with RGB values 208, 56, 31 and HSL 8°, 74%, 47%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#D0381F#D0381F

HEX#D0381F

RGBrgb(208, 56, 31)

RGB (0–1)0.8157, 0.2196, 0.1216

RGB percentages81.6%, 22%, 12.2%

HSLhsl(8.5, 74.1%, 46.9%)

HSV / HSBhsv(8.5, 85.1%, 81.6%)

CMYK0%, 73.1%, 85.1%, 18.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,645,855

CSS custom property--colour: #D0381F;

Brightness & contrast

Relative luminance0.16337WCAG 2.x, 0 is black and 1 is white

Perceived brightness122 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.92:1

Contrast with white4.92:1WCAG normal text: AA

Contrast with black4.27:1WCAG normal text: Fail

Greyscale equivalent#575757

Inverted#2FC7E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#675B1Ano red cones; affects about 1% of men; ΔE 63 from the original

Deuteranopia#8C7D15no green cones; the most common form, about 1% of men; ΔE 63.6 from the original

Tritanopia#E50034no blue cones; rare, and affects men and women equally; ΔE 18.9 from the original

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

Contrast with white, large text4.92:1WCAG large text: AAA

Contrast with black, large text4.27:1WCAG large text: AA

Named colours

Firebrick · ΔE 14.2 Tomato · ΔE 15 Crimson · ΔE 20.1 Dark red · ΔE 22 Brown · ΔE 22.5 Coral · ΔE 23.6

Nearest named CSS colourFirebrick (#B22222)ΔE 14.21, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1FB7D0

Analogous#D01F5F, #D0901F

Triadic#1FD038, #381FD0

Split complementary#1FD090, #1F5FD0

Tetradic#5FD01F, #1FB7D0, #901FD0

Tints, shades & saturation

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

Lighter +40%#F6CCC5

Lighter +30%#F0A598

Lighter +20%#E97E6C

Lighter +10%#E25740

Darker −10%#A42C18

Darker −20%#772012

Darker −30%#4B140B

Darker −40%#1E0805

More saturated +25%#EE2301

Less saturated −25%#B24D3D

Channel breakdown

R208

G56

B31

Red208 (81.6%)

Green56 (22%)

Blue31 (12.2%)

Hue8.47°

Saturation (HSL)74.06%

Lightness46.86%

Dominant channelRed

Hex per channelR D0 · G 38 · B 1F

Keep nerding

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

#D0381F

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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