Colour

#C70010

#C70010
Red
Dark
Nearest: Firebrick

#C70010 is a red with RGB values 199, 0, 16 and HSL 355°, 100%, 39%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#C70010#C70010

HEX#C70010

RGBrgb(199, 0, 16)

RGB (0–1)0.7804, 0, 0.0627

RGB percentages78%, 0%, 6.3%

HSLhsl(355.2, 100%, 39%)

HSV / HSBhsv(355.2, 100%, 78%)

CMYK0%, 100%, 92%, 22%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,041,680

CSS custom property--colour: #C70010;

Brightness & contrast

Relative luminance0.1218WCAG 2.x, 0 is black and 1 is white

Perceived brightness108.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.11:1

Contrast with white6.11:1WCAG normal text: AA

Contrast with black3.44:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#38FFEF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#53490Bno red cones; affects about 1% of men; ΔE 72.1 from the original

Deuteranopia#7E6F00no green cones; the most common form, about 1% of men; ΔE 71.3 from the original

Tritanopia#DC000Eno blue cones; rare, and affects men and women equally; ΔE 8.9 from the original

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

Contrast with white, large text6.11:1WCAG large text: AAA

Contrast with black, large text3.44:1WCAG large text: AA

Named colours

Firebrick · ΔE 16.7 Crimson · ΔE 18 Dark red · ΔE 22.4 Tomato · ΔE 22.8 Red · ΔE 24.7 Orange red · ΔE 24.7

Nearest named CSS colourFirebrick (#B22222)ΔE 16.66, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C7B7

Analogous#C70074, #C75300

Triadic#10C700, #0010C7

Split complementary#00C753, #0074C7

Tetradic#74C700, #00C7B7, #5300C7

Tints, shades & saturation

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

Lighter +40%#FF949D

Lighter +30%#FF616E

Lighter +20%#FF2E3F

Lighter +10%#FA0014

Darker −10%#94000C

Darker −20%#610008

Darker −30%#2E0004

Darker −40%#000000

More saturated +25%#C70010

Less saturated −25%#AE1925

Channel breakdown

R199

B16

Red199 (78%)

Green0 (0%)

Blue16 (6.3%)

Hue355.18°

Saturation (HSL)100%

Lightness39.02%

Dominant channelRed

Hex per channelR C7 · G 00 · B 10

Keep nerding

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#C70010

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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