#2F313C#2F313C

#2F313C is a dark, near-neutral blue. Relative luminance 0.031; OKLCH L 31.6% C 0.020 H 277.1°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#2F313C
RGB	rgb(47, 49, 60)
HSL	hsl(231, 12%, 21%)
HSV	hsv(231, 22%, 24%)
CMYK	cmyk(21.7%, 18.3%, 0%, 76.5%)
CIE-LAB	lab(20.55, 1.98, -7.22)
CIE-LCH	lch(20.55, 7.49, 285.36°)
OKLab	oklab(31.58% 0.0025 -0.0197)
OKLCH	oklch(31.58% 0.02 277.1)
XYZ	xyz(3.0860, 3.1272, 4.7151)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F313C #3C3A2F

analogous

#2F373C #2F313C #332F3C

triadic

#2F313C #3C2F31 #313C2F

tetradic

#2F313C #3C2F37 #3C3A2F #2F3C33

square

#2F313C #3C2F37 #3C3A2F #2F3C33

split-complementary

#2F313C #3C332F #373C2F

monochromatic

#0D0E11 #14151A #2F313C #4A4D5E #656981

Accessibility & contrast

On white

12.92

#2F313C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#2F313C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F313C

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F313C	#FFFFFF	#000000	##FFFFFF
##2F313C	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E323D

Deuteranopia (green-blind)

#2D313C

Tritanopia (blue-blind)

#2C3335

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #2f313c;
/* rgb */ color: rgb(47, 49, 60);
/* oklch */ color: oklch(31.6% 0.020 277.1);

Tailwind

colors: {
  custom: {
    50: '#676971',
    500: '#2f313c',
    950: '#000000',
  },
}

SCSS

$custom: #2f313c;
$custom-light: #676971;
$custom-dark: #000000;

JSON

{
  "hex": "#2f313c",
  "rgb": {
    "r": 47,
    "g": 49,
    "b": 60
  },
  "hsl": {
    "h": 230.769,
    "s": 12.15,
    "l": 20.98
  },
  "oklch": {
    "l": 0.31576,
    "c": 0.01981,
    "h": 277.1
  },
  "luminance": 0.03127
}

Semantic roles & 50–950 ramp

primary

#2F313C

secondary

#6C695B

accent

#AB73B5

background

#F6F6F6

surface

#EBEBEC

border

#C6C6C7

text

#060607

muted

#7A7A7A

Preview Lab

Preview with #2F313C

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →