#123A3A#123A3A

#123A3A is a dark, muted teal. Relative luminance 0.035; OKLCH L 32.1% C 0.044 H 195.2°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#123A3A
RGB	rgb(18, 58, 58)
HSL	hsl(180, 53%, 15%)
HSV	hsv(180, 69%, 23%)
CMYK	cmyk(69%, 0%, 0%, 77.3%)
CIE-LAB	lab(21.80, -13.72, -4.17)
CIE-LCH	lch(21.80, 14.34, 196.89°)
OKLab	oklab(32.07% -0.0426 -0.0115)
OKLCH	oklch(32.07% 0.044 195.2)
XYZ	xyz(2.5259, 3.4599, 4.5369)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123A3A #3A1212

analogous

#123A26 #123A3A #12263A

triadic

#123A3A #3A123A #3A3A12

tetradic

#123A3A #26123A #3A1212 #263A12

square

#123A3A #26123A #3A1212 #263A12

split-complementary

#123A3A #3A1226 #3A2612

monochromatic

#071717 #071717 #123A3A #206969 #2F9797

Accessibility & contrast

On white

12.41

#123A3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#123A3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123A3A

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123A3A	#FFFFFF	#000000	##FFFFFF
##123A3A	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36373A

Deuteranopia (green-blind)

#30323A

Tritanopia (blue-blind)

#003C3A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #123a3a;
/* rgb */ color: rgb(18, 58, 58);
/* oklch */ color: oklch(32.1% 0.044 195.2);

Tailwind

colors: {
  custom: {
    50: '#567070',
    500: '#123a3a',
    950: '#000000',
  },
}

SCSS

$custom: #123a3a;
$custom-light: #567070;
$custom-dark: #000000;

JSON

{
  "hex": "#123a3a",
  "rgb": {
    "r": 18,
    "g": 58,
    "b": 58
  },
  "hsl": {
    "h": 180,
    "s": 52.632,
    "l": 14.902
  },
  "oklch": {
    "l": 0.32071,
    "c": 0.04412,
    "h": 195.2
  },
  "luminance": 0.0346
}

Semantic roles & 50–950 ramp

primary

#123A3A

secondary

#733535

accent

#4C4CDC

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #123A3A

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

Preview Lab → · Contrast checker → · Palette generator →