#123B2A#123B2A

#123B2A is a dark, muted teal. Relative luminance 0.034; OKLCH L 31.8% C 0.055 H 162.9°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#123B2A
RGB	rgb(18, 59, 42)
HSL	hsl(155, 53%, 15%)
HSV	hsv(155, 69%, 23%)
CMYK	cmyk(69.5%, 0%, 28.8%, 76.9%)
CIE-LAB	lab(21.67, -19.19, 6.38)
CIE-LCH	lch(21.67, 20.22, 161.61°)
OKLab	oklab(31.8% -0.0528 0.0163)
OKLCH	oklch(31.8% 0.055 162.9)
XYZ	xyz(2.2311, 3.4235, 2.7333)
Luminance	0.0342 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123B2A #3B1223

analogous

#123B15 #123B2A #12373B

triadic

#123B2A #2A123B #3B2A12

tetradic

#123B2A #15123B #3B1223 #373B12

square

#123B2A #15123B #3B1223 #373B12

split-complementary

#123B2A #3B1237 #3B1512

monochromatic

#071711 #071711 #123B2A #206A4B #2F996D

Accessibility & contrast

On white

12.46

#123B2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#123B2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123B2A

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123B2A	#FFFFFF	#000000	##FFFFFF
##123B2A	1.00	12.46	1.68	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3629

Deuteranopia (green-blind)

#34322B

Tritanopia (blue-blind)

#003B36

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #123b2a;
/* rgb */ color: rgb(18, 59, 42);
/* oklch */ color: oklch(31.8% 0.055 162.9);

Tailwind

colors: {
  custom: {
    50: '#557163',
    500: '#123b2a',
    950: '#000000',
  },
}

SCSS

$custom: #123b2a;
$custom-light: #557163;
$custom-dark: #000000;

JSON

{
  "hex": "#123b2a",
  "rgb": {
    "r": 18,
    "g": 59,
    "b": 42
  },
  "hsl": {
    "h": 155.122,
    "s": 53.247,
    "l": 15.098
  },
  "oklch": {
    "l": 0.31795,
    "c": 0.05531,
    "h": 162.9
  },
  "luminance": 0.03424
}

Semantic roles & 50–950 ramp

primary

#123B2A

secondary

#74354F

accent

#4B87DD

background

#F5F6F5

surface

#E9ECEA

border

#C5C7C6

text

#030705

muted

#787A79

Preview Lab

Preview with #123B2A

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

Preview Lab → · Contrast checker → · Palette generator →