Colour

#DA0400

#DA0400
Red
Dark
Nearest: Red

#DA0400 is a red with RGB values 218, 4, 0 and HSL 1°, 100%, 43%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#DA0400#DA0400

HEX#DA0400

RGBrgb(218, 4, 0)

RGB (0–1)0.8549, 0.0157, 0

RGB percentages85.5%, 1.6%, 0%

HSLhsl(1.1, 100%, 42.7%)

HSV / HSBhsv(1.1, 100%, 85.5%)

CMYK0%, 98.2%, 100%, 14.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,287,872

CSS custom property--colour: #DA0400;

Brightness & contrast

Relative luminance0.14992WCAG 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 5.25:1

Contrast with white5.25:1WCAG normal text: AA

Contrast with black4:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#25FBFF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C5000no red cones; affects about 1% of men; ΔE 76.9 from the original

Deuteranopia#8B7B00no green cones; the most common form, about 1% of men; ΔE 76.1 from the original

Tritanopia#F1000Dno blue cones; rare, and affects men and women equally; ΔE 7.8 from the original

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

Contrast with white, large text5.25:1WCAG large text: AAA

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

Named colours

Red · ΔE 14.1 Orange red · ΔE 15.4 Tomato · ΔE 24.9 Crimson · ΔE 26.2 Firebrick · ΔE 27.4 Dark red · ΔE 32.3

Nearest named CSS colourRed (#FF0000)ΔE 14.14, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00D6DA

Analogous#DA0069, #DA7100

Triadic#00DA04, #0400DA

Split complementary#00DA71, #0069DA

Tetradic#69DA00, #00D6DA, #7100DA

Tints, shades & saturation

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

Lighter +40%#FFA9A7

Lighter +30%#FF7774

Lighter +20%#FF4441

Lighter +10%#FF120E

Darker −10%#A70300

Darker −20%#740200

Darker −30%#410100

Darker −40%#0E0000

More saturated +25%#DA0400

Less saturated −25%#BF1E1B

Channel breakdown

R218

Red218 (85.5%)

Green4 (1.6%)

Blue0 (0%)

Hue1.1°

Saturation (HSL)100%

Lightness42.75%

Dominant channelRed

Hex per channelR DA · G 04 · B 00

Keep nerding

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

#DA0400

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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