#12573A#12573A

#12573A is a dark, moderate teal. Relative luminance 0.072; OKLCH L 40.7% C 0.083 H 160.4°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#12573A
RGB	rgb(18, 87, 58)
HSL	hsl(155, 66%, 21%)
HSV	hsv(155, 79%, 34%)
CMYK	cmyk(79.3%, 0%, 33.3%, 65.9%)
CIE-LAB	lab(32.37, -28.67, 10.98)
CIE-LCH	lch(32.37, 30.70, 159.05°)
OKLab	oklab(40.7% -0.0781 0.0278)
OKLCH	oklch(40.7% 0.083 160.4)
XYZ	xyz(4.4209, 7.2500, 5.1686)
Luminance	0.0725 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12573A #57122F

analogous

#125718 #12573A #125157

triadic

#12573A #3A1257 #573A12

tetradic

#12573A #181257 #57122F #515712

square

#12573A #181257 #57122F #515712

split-complementary

#12573A #571251 #571812

monochromatic

#051911 #082418 #12573A #1C8A5C #27BC7E

Accessibility & contrast

On white

8.57

#12573A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#12573A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12573A

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12573A	#FFFFFF	#000000	##FFFFFF
##12573A	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565038

Deuteranopia (green-blind)

#4D4A3C

Tritanopia (blue-blind)

#00574F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #12573a;
/* rgb */ color: rgb(18, 87, 58);
/* oklch */ color: oklch(40.7% 0.083 160.4);

Tailwind

colors: {
  custom: {
    50: '#5c8770',
    500: '#12573a',
    950: '#000000',
  },
}

SCSS

$custom: #12573a;
$custom-light: #5c8770;
$custom-dark: #000000;

JSON

{
  "hex": "#12573a",
  "rgb": {
    "r": 18,
    "g": 87,
    "b": 58
  },
  "hsl": {
    "h": 154.783,
    "s": 65.714,
    "l": 20.588
  },
  "oklch": {
    "l": 0.40704,
    "c": 0.08289,
    "h": 160.4
  },
  "luminance": 0.0725
}

Semantic roles & 50–950 ramp

primary

#12573A

secondary

#90355B

accent

#3F86E9

background

#F5F8F6

surface

#E9EFEC

border

#C5CAC7

text

#040B07

muted

#797C7A

Preview Lab

Preview with #12573A

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

Preview Lab → · Contrast checker → · Palette generator →