#12543B#12543B

#12543B is a dark, moderate teal. Relative luminance 0.068; OKLCH L 39.8% C 0.077 H 163.0°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#12543B
RGB	rgb(18, 84, 59)
HSL	hsl(157, 65%, 20%)
HSV	hsv(157, 79%, 33%)
CMYK	cmyk(78.6%, 0%, 29.8%, 67.1%)
CIE-LAB	lab(31.31, -27.04, 8.89)
CIE-LCH	lch(31.31, 28.46, 161.79°)
OKLab	oklab(39.84% -0.0741 0.0227)
OKLCH	oklch(39.84% 0.077 163)
XYZ	xyz(4.2087, 6.7845, 5.2246)
Luminance	0.0678 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12543B #54122B

analogous

#12541A #12543B #124C54

triadic

#12543B #3B1254 #543B12

tetradic

#12543B #1A1254 #54122B #4C5412

square

#12543B #1A1254 #54122B #4C5412

split-complementary

#12543B #54124C #541A12

monochromatic

#051912 #072218 #12543B #1D865E #28B982

Accessibility & contrast

On white

8.91

#12543B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#12543B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12543B

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12543B	#FFFFFF	#000000	##FFFFFF
##12543B	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D3A

Deuteranopia (green-blind)

#4A473D

Tritanopia (blue-blind)

#00544D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #12543b;
/* rgb */ color: rgb(18, 84, 59);
/* oklch */ color: oklch(39.8% 0.077 163.0);

Tailwind

colors: {
  custom: {
    50: '#5b8571',
    500: '#12543b',
    950: '#000000',
  },
}

SCSS

$custom: #12543b;
$custom-light: #5b8571;
$custom-dark: #000000;

JSON

{
  "hex": "#12543b",
  "rgb": {
    "r": 18,
    "g": 84,
    "b": 59
  },
  "hsl": {
    "h": 157.273,
    "s": 64.706,
    "l": 20
  },
  "oklch": {
    "l": 0.39842,
    "c": 0.07747,
    "h": 163
  },
  "luminance": 0.06785
}

Semantic roles & 50–950 ramp

primary

#12543B

secondary

#8D3556

accent

#4080E8

background

#F5F8F6

surface

#E9EFEC

border

#C5CAC7

text

#040B07

muted

#797C7A

Preview Lab

Preview with #12543B

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

Preview Lab → · Contrast checker → · Palette generator →