Recognised as Colour

#A70F25

#A70F25
Red
Dark
Nearest: Firebrick

#A70F25 is a red with RGB values 167, 15, 37 and HSL 351°, 84%, 36%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#A70F25#A70F25

HEX#A70F25

RGBrgb(167, 15, 37)

RGB (0–1)0.6549, 0.0588, 0.1451

RGB percentages65.5%, 5.9%, 14.5%

HSLhsl(351.3, 83.5%, 35.7%)

HSV / HSBhsv(351.3, 91%, 65.5%)

CMYK0%, 91%, 77.8%, 34.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,948,389

CSS custom property--colour: #A70F25;

Brightness & contrast

Relative luminance0.08691WCAG 2.x, 0 is black and 1 is white

Perceived brightness92.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.67:1

Contrast with white7.67:1WCAG normal text: AAA

Contrast with black2.74:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#58F0DA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#453F24no red cones; affects about 1% of men; ΔE 61.3 from the original

Deuteranopia#695E1Fno green cones; the most common form, about 1% of men; ΔE 61.2 from the original

Tritanopia#B8001Bno blue cones; rare, and affects men and women equally; ΔE 11.9 from the original

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

Contrast with white, large text7.67:1WCAG large text: AAA

Contrast with black, large text2.74:1WCAG large text: Fail

Named colours

Firebrick · ΔE 7.5 Brown · ΔE 7.8 Dark red · ΔE 13.8 Maroon · ΔE 15 Crimson · ΔE 18.2 Indian red · ΔE 23.6

Nearest named CSS colourFirebrick (#B22222)ΔE 7.47, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0FA791

Analogous#A70F71, #A7450F

Triadic#25A70F, #0F25A7

Split complementary#0FA745, #0F71A7

Tetradic#71A70F, #0FA791, #450FA7

Tints, shades & saturation

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

Lighter +40%#F58D9C

Lighter +30%#F15E74

Lighter +20%#EC304B

Lighter +10%#D6132F

Darker −10%#780B1B

Darker −20%#490710

Darker −30%#1B0206

Darker −40%#000000

More saturated +25%#B6001A

Less saturated −25%#902635

Channel breakdown

R167

G15

B37

Red167 (65.5%)

Green15 (5.9%)

Blue37 (14.5%)

Hue351.32°

Saturation (HSL)83.52%

Lightness35.69%

Dominant channelRed

Hex per channelR A7 · G 0F · B 25

Keep nerding

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

#A70F25

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