Colour

#D42401

#D42401
Red
Dark
Nearest: Orange red

#D42401 is a red with RGB values 212, 36, 1 and HSL 10°, 99%, 42%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#D42401#D42401

HEX#D42401

RGBrgb(212, 36, 1)

RGB (0–1)0.8314, 0.1412, 0.0039

RGB percentages83.1%, 14.1%, 0.4%

HSLhsl(10, 99.1%, 41.8%)

HSV / HSBhsv(10, 99.5%, 83.1%)

CMYK0%, 83%, 99.5%, 16.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,902,849

CSS custom property--colour: #D42401;

Brightness & contrast

Relative luminance0.15261WCAG 2.x, 0 is black and 1 is white

Perceived brightness119.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.18:1

Contrast with white5.18:1WCAG normal text: AA

Contrast with black4.05:1WCAG normal text: Fail

Greyscale equivalent#474747

Inverted#2BDBFE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#615400no red cones; affects about 1% of men; ΔE 70.1 from the original

Deuteranopia#8B7A00no green cones; the most common form, about 1% of men; ΔE 69.3 from the original

Tritanopia#EA0021no blue cones; rare, and affects men and women equally; ΔE 13.4 from the original

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

Contrast with white, large text5.18:1WCAG large text: AAA

Contrast with black, large text4.05:1WCAG large text: AA

Named colours

Orange red · ΔE 15.7 Red · ΔE 19 Tomato · ΔE 21.5 Firebrick · ΔE 23.9 Crimson · ΔE 26 Dark red · ΔE 28.5

Nearest named CSS colourOrange red (#FF4500)ΔE 15.71, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#01B1D4

Analogous#D40147, #D48E01

Triadic#01D424, #2401D4

Split complementary#01D48E, #0147D4

Tetradic#47D401, #01B1D4, #8E01D4

Tints, shades & saturation

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

Lighter +40%#FFB2A2

Lighter +30%#FE8770

Lighter +20%#FE5D3D

Lighter +10%#FE330A

Darker −10%#A11B01

Darker −20%#6E1301

Darker −30%#3C0A00

Darker −40%#090200

More saturated +25%#D52300

Less saturated −25%#B9361C

Channel breakdown

R212

G36

Red212 (83.1%)

Green36 (14.1%)

Blue1 (0.4%)

Hue9.95°

Saturation (HSL)99.06%

Lightness41.76%

Dominant channelRed

Hex per channelR D4 · G 24 · B 01

Keep nerding

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

#D42401

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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