#1F3333#1F3333

#1F3333 is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.4% C 0.026 H 195.9°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#1F3333
RGB	rgb(31, 51, 51)
HSL	hsl(180, 24%, 16%)
HSV	hsv(180, 39%, 20%)
CMYK	cmyk(39.2%, 0%, 0%, 80%)
CIE-LAB	lab(19.63, -7.99, -2.56)
CIE-LCH	lch(19.63, 8.39, 197.78°)
OKLab	oklab(30.42% -0.0247 -0.007)
OKLCH	oklch(30.42% 0.026 195.9)
XYZ	xyz(2.3462, 2.8978, 3.5670)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F3333 #331F1F

analogous

#1F3329 #1F3333 #1F2933

triadic

#1F3333 #331F33 #33331F

tetradic

#1F3333 #291F33 #331F1F #29331F

square

#1F3333 #291F33 #331F1F #29331F

split-complementary

#1F3333 #331F29 #33291F

monochromatic

#0C1313 #0C1313 #1F3333 #365959 #4D7F7F

Accessibility & contrast

On white

13.29

#1F3333 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#1F3333 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F3333

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F3333	#FFFFFF	#000000	##FFFFFF
##1F3333	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313133

Deuteranopia (green-blind)

#2D2E33

Tritanopia (blue-blind)

#173433

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1f3333;
/* rgb */ color: rgb(31, 51, 51);
/* oklch */ color: oklch(30.4% 0.026 195.9);

Tailwind

colors: {
  custom: {
    50: '#5c6a6a',
    500: '#1f3333',
    950: '#000000',
  },
}

SCSS

$custom: #1f3333;
$custom-light: #5c6a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#1f3333",
  "rgb": {
    "r": 31,
    "g": 51,
    "b": 51
  },
  "hsl": {
    "h": 180,
    "s": 24.39,
    "l": 16.078
  },
  "oklch": {
    "l": 0.30415,
    "c": 0.02573,
    "h": 195.9
  },
  "luminance": 0.02898
}

Semantic roles & 50–950 ramp

primary

#1F3333

secondary

#664848

accent

#6767C1

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#040606

muted

#797A7A

Preview Lab

Preview with #1F3333

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

Preview Lab → · Contrast checker → · Palette generator →