#123B28#123B28

#123B28 is a dark, muted teal. Relative luminance 0.034; OKLCH L 31.7% C 0.057 H 160.2°. Best body text is #FFFFFF at 12.49:1 contrast (WCAG AA passes).

Color values

HEX	#123B28
RGB	rgb(18, 59, 40)
HSL	hsl(152, 53%, 15%)
HSV	hsv(152, 69%, 23%)
CMYK	cmyk(69.5%, 0%, 32.2%, 76.9%)
CIE-LAB	lab(21.61, -19.72, 7.64)
CIE-LCH	lch(21.61, 21.15, 158.83°)
OKLab	oklab(31.74% -0.054 0.0194)
OKLCH	oklch(31.74% 0.057 160.2)
XYZ	xyz(2.1962, 3.4095, 2.5494)
Luminance	0.0341 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123B28 #3B1225

analogous

#123B13 #123B28 #123A3B

triadic

#123B28 #28123B #3B2812

tetradic

#123B28 #13123B #3B1225 #3A3B12

square

#123B28 #13123B #3B1225 #3A3B12

split-complementary

#123B28 #3B123A #3B1312

monochromatic

#071710 #071710 #123B28 #206A48 #2F9968

Accessibility & contrast

On white

12.49

#123B28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#123B28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123B28

12.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123B28	#FFFFFF	#000000	##FFFFFF
##123B28	1.00	12.49	1.68	12.49
#FFFFFF	12.49	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3627

Deuteranopia (green-blind)

#353229

Tritanopia (blue-blind)

#013B36

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #123b28;
/* rgb */ color: rgb(18, 59, 40);
/* oklch */ color: oklch(31.7% 0.057 160.2);

Tailwind

colors: {
  custom: {
    50: '#557162',
    500: '#123b28',
    950: '#000000',
  },
}

SCSS

$custom: #123b28;
$custom-light: #557162;
$custom-dark: #000000;

JSON

{
  "hex": "#123b28",
  "rgb": {
    "r": 18,
    "g": 59,
    "b": 40
  },
  "hsl": {
    "h": 152.195,
    "s": 53.247,
    "l": 15.098
  },
  "oklch": {
    "l": 0.31736,
    "c": 0.05739,
    "h": 160.2
  },
  "luminance": 0.0341
}

Semantic roles & 50–950 ramp

primary

#123B28

secondary

#743552

accent

#4B8FDD

background

#F5F6F5

surface

#E9ECEA

border

#C5C7C6

text

#030705

muted

#787A79

Preview Lab

Preview with #123B28

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

Preview Lab → · Contrast checker → · Palette generator →