#02271B#02271B

#02271B is a very dark, muted teal. Relative luminance 0.015; OKLCH L 24.3% C 0.048 H 166.8°. Best body text is #FFFFFF at 16.05:1 contrast (WCAG AA passes).

Color values

HEX	#02271B
RGB	rgb(2, 39, 27)
HSL	hsl(161, 90%, 8%)
HSV	hsv(161, 95%, 15%)
CMYK	cmyk(94.9%, 0%, 30.8%, 84.7%)
CIE-LAB	lab(12.88, -16.84, 4.26)
CIE-LCH	lch(12.88, 17.37, 165.80°)
OKLab	oklab(24.31% -0.0464 0.0109)
OKLCH	oklch(24.31% 0.048 166.8)
XYZ	xyz(0.9483, 1.5430, 1.2845)
Luminance	0.0154 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#02271B #27020E

analogous

#022709 #02271B #022027

triadic

#02271B #1B0227 #271B02

tetradic

#02271B #090227 #27020E #202702

square

#02271B #090227 #27020E #202702

split-complementary

#02271B #270220 #270902

monochromatic

#011D14 #011D14 #02271B #056143 #089B6C

Accessibility & contrast

On white

16.05

#02271B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#02271B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #02271B

16.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##02271B	#FFFFFF	#000000	##FFFFFF
##02271B	1.00	16.05	1.31	16.05
#FFFFFF	16.05	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26231A

Deuteranopia (green-blind)

#21201C

Tritanopia (blue-blind)

#002724

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #02271b;
/* rgb */ color: rgb(2, 39, 27);
/* oklch */ color: oklch(24.3% 0.048 166.8);

Tailwind

colors: {
  custom: {
    50: '#486157',
    500: '#02271b',
    950: '#000000',
  },
}

SCSS

$custom: #02271b;
$custom-light: #486157;
$custom-dark: #000000;

JSON

{
  "hex": "#02271b",
  "rgb": {
    "r": 2,
    "g": 39,
    "b": 27
  },
  "hsl": {
    "h": 160.541,
    "s": 90.244,
    "l": 8.039
  },
  "oklch": {
    "l": 0.24305,
    "c": 0.0477,
    "h": 166.8
  },
  "luminance": 0.01543
}

Semantic roles & 50–950 ramp

primary

#02271B

secondary

#6C1834

accent

#296EFF

background

#F4F5F5

surface

#E7EAE9

border

#C3C6C5

text

#010503

muted

#777978

Preview Lab

Preview with #02271B

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

Preview Lab → · Contrast checker → · Palette generator →