Recognised as Colour
#2B3033
- #2B3033
- Blue
- Dark
- Nearest: Dark slate grey
#2B3033 is a blue with RGB values 43, 48, 51 and HSL 203°, 9%, 18%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#2B3033#2B3033
HEX#2B3033
RGBrgb(43, 48, 51)
RGB (0–1)0.1686, 0.1882, 0.2
RGB percentages16.9%, 18.8%, 20%
HSLhsl(202.5, 8.5%, 18.4%)
HSV / HSBhsv(202.5, 15.7%, 20%)
CMYK15.7%, 5.9%, 0%, 80%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,830,387
CSS custom property--colour: #2B3033;
Brightness & contrast
Relative luminance0.02867WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.35:1
Contrast with white13.35:1WCAG normal text: AAA
Contrast with black1.57:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#D4CFCC
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.35:1WCAG large text: AAA
Contrast with black, large text1.57:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#332E2B
Analogous#2B3332, #2B2C33
Triadic#332B30, #30332B
Split complementary#332B2C, #33322B
Tetradic#322B33, #332E2B, #2C332B
Tints, shades & saturation
Channel breakdown
R43
G48
B51
Red43 (16.9%)
Green48 (18.8%)
Blue51 (20%)
Hue202.5°
Saturation (HSL)8.51%
Lightness18.43%
Dominant channelBlue
Hex per channelR 2B · G 30 · B 33
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