Nerdulator> put something in

Colour

#312A2F

  • #312A2F
  • Near-black
  • Dark
  • Nearest: Black

#312A2F is a near-black with RGB values 49, 42, 47 and HSL 317°, 8%, 18%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#312A2F#312A2F
HEX#312A2F
RGBrgb(49, 42, 47)
RGB (0–1)0.1922, 0.1647, 0.1843
RGB percentages19.2%, 16.5%, 18.4%
HSLhsl(317.1, 7.7%, 17.8%)
HSV / HSBhsv(317.1, 14.3%, 19.2%)
CMYK0%, 14.3%, 4.1%, 80.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,222,063
CSS custom property--colour: #312A2F;

Brightness & contrast

Relative luminance0.02514WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.97:1
Contrast with white13.97:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#CED5D0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A2B2Fno red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#2C2C2Fno green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#322A2Cno blue cones; rare, and affects men and women equally; ΔE 2.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.97:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Black · ΔE 18.6Dark slate grey · ΔE 20.9Dim grey · ΔE 26.9Gray · ΔE 35.9Slate grey · ΔE 36.5Light slate grey · ΔE 39.5
Nearest named CSS colourBlack (#000000)ΔE 18.61, a distinctly different colour
Hue familynear-black
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#2A312C
Analogous#302A31, #312A2C
Triadic#2F312A, #2A2F31
Split complementary#2C312A, #2A3130
Tetradic#31302A, #2A312C, #2A2C31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9C8B97
Lighter +30%#83717E
Lighter +20%#685964
Lighter +10%#4C4249
Darker −10%#161215
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#3C1F34
Less saturated −25%#2E2E2E

Channel breakdown

R49
G42
B47
Red49 (19.2%)
Green42 (16.5%)
Blue47 (18.4%)
Hue317.14°
Saturation (HSL)7.69%
Lightness17.84%
Dominant channelRed
Hex per channelR 31 · G 2A · B 2F

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

Every value on this page was computed from “312a2f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.