#123D2B#123D2B

#123D2B is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.4% C 0.058 H 162.4°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#123D2B
RGB	rgb(18, 61, 43)
HSL	hsl(155, 54%, 15%)
HSV	hsv(155, 70%, 24%)
CMYK	cmyk(70.5%, 0%, 29.5%, 76.1%)
CIE-LAB	lab(22.44, -19.97, 6.81)
CIE-LCH	lch(22.44, 21.09, 161.17°)
OKLab	oklab(32.44% -0.0549 0.0174)
OKLCH	oklch(32.44% 0.058 162.4)
XYZ	xyz(2.3540, 3.6403, 2.8636)
Luminance	0.0364 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123D2B #3D1224

analogous

#123D16 #123D2B #12393D

triadic

#123D2B #2B123D #3D2B12

tetradic

#123D2B #16123D #3D1224 #393D12

square

#123D2B #16123D #3D1224 #393D12

split-complementary

#123D2B #3D1239 #3D1612

monochromatic

#071811 #071811 #123D2B #206C4C #2E9C6E

Accessibility & contrast

On white

12.15

#123D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#123D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123D2B

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123D2B	#FFFFFF	#000000	##FFFFFF
##123D2B	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C382A

Deuteranopia (green-blind)

#36342C

Tritanopia (blue-blind)

#003D38

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #123d2b;
/* rgb */ color: rgb(18, 61, 43);
/* oklch */ color: oklch(32.4% 0.058 162.4);

Tailwind

colors: {
  custom: {
    50: '#557364',
    500: '#123d2b',
    950: '#000000',
  },
}

SCSS

$custom: #123d2b;
$custom-light: #557364;
$custom-dark: #000000;

JSON

{
  "hex": "#123d2b",
  "rgb": {
    "r": 18,
    "g": 61,
    "b": 43
  },
  "hsl": {
    "h": 154.884,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32441,
    "c": 0.05759,
    "h": 162.4
  },
  "luminance": 0.03641
}

Semantic roles & 50–950 ramp

primary

#123D2B

secondary

#763550

accent

#4A88DE

background

#F5F7F5

surface

#E9EDEA

border

#C5C8C6

text

#030805

muted

#787B79

Preview Lab

Preview with #123D2B

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

Preview Lab → · Contrast checker → · Palette generator →