Recognised as Colour
#340A17
- #340A17
- Red
- Dark
- Nearest: Black
#340A17 is a red with RGB values 52, 10, 23 and HSL 341°, 68%, 12%. It is a dark colour, so white text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#340A17#340A17
HEX#340A17
RGBrgb(52, 10, 23)
RGB (0–1)0.2039, 0.0392, 0.0902
RGB percentages20.4%, 3.9%, 9%
HSLhsl(341.4, 67.7%, 12.2%)
HSV / HSBhsv(341.4, 80.8%, 20.4%)
CMYK0%, 80.8%, 55.8%, 79.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,410,455
CSS custom property--colour: #340A17;
Brightness & contrast
Relative luminance0.01009WCAG 2.x, 0 is black and 1 is white
Perceived brightness30.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 17.47:1
Contrast with white17.47:1WCAG normal text: AAA
Contrast with black1.2:1WCAG normal text: Fail
Greyscale equivalent#141414
Inverted#CBF5E8
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text17.47:1WCAG large text: AAA
Contrast with black, large text1.2:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0A3427
Analogous#340A2C, #34120A
Triadic#17340A, #0A1734
Split complementary#0A3412, #0A2C34
Tetradic#2C340A, #0A3427, #120A34
Tints, shades & saturation
Channel breakdown
R52
G10
B23
Red52 (20.4%)
Green10 (3.9%)
Blue23 (9%)
Hue341.43°
Saturation (HSL)67.74%
Lightness12.16%
Dominant channelRed
Hex per channelR 34 · G 0A · B 17
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