Colour
#170F0D
- #170F0D
- Red
- Dark
- Nearest: Black
#170F0D is a red with RGB values 23, 15, 13 and HSL 12°, 28%, 7%. It is a dark colour, so white text on it reaches 18.9:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#170F0D#170F0D
HEX#170F0D
RGBrgb(23, 15, 13)
RGB (0–1)0.0902, 0.0588, 0.051
RGB percentages9%, 5.9%, 5.1%
HSLhsl(12, 27.8%, 7.1%)
HSV / HSBhsv(12, 43.5%, 9%)
CMYK0%, 34.8%, 43.5%, 91%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,511,181
CSS custom property--colour: #170F0D;
Brightness & contrast
Relative luminance0.00553WCAG 2.x, 0 is black and 1 is white
Perceived brightness17.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.91:1
Contrast with white18.91:1WCAG normal text: AAA
Contrast with black1.11:1WCAG normal text: Fail
Greyscale equivalent#111111
Inverted#E8F0F2
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.91:1WCAG large text: AAA
Contrast with black, large text1.11:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0D1517
Analogous#170D10, #17140D
Triadic#0D170F, #0F0D17
Split complementary#0D1714, #0D1017
Tetradic#10170D, #0D1517, #140D17
Tints, shades & saturation
Channel breakdown
R23
G15
B13
Red23 (9%)
Green15 (5.9%)
Blue13 (5.1%)
Hue12°
Saturation (HSL)27.78%
Lightness7.06%
Dominant channelRed
Hex per channelR 17 · G 0F · B 0D
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page