#123D3E#123D3E

#123D3E is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.1% C 0.046 H 197.3°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#123D3E
RGB	rgb(18, 61, 62)
HSL	hsl(181, 55%, 16%)
HSV	hsv(181, 71%, 24%)
CMYK	cmyk(71%, 1.6%, 0%, 75.7%)
CIE-LAB	lab(23.05, -14.11, -4.99)
CIE-LCH	lch(23.05, 14.97, 199.47°)
OKLab	oklab(33.13% -0.0443 -0.0138)
OKLCH	oklch(33.13% 0.046 197.3)
XYZ	xyz(2.7873, 3.8136, 5.1457)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123D3E #3E1312

analogous

#123E29 #123D3E #12273E

triadic

#123D3E #3E123D #3D3E12

tetradic

#123D3E #29123E #3E1312 #273E12

square

#123D3E #29123E #3E1312 #273E12

split-complementary

#123D3E #3E1227 #3E2912

monochromatic

#071718 #071718 #123D3E #206C6D #2E9A9D

Accessibility & contrast

On white

11.91

#123D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#123D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123D3E

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123D3E	#FFFFFF	#000000	##FFFFFF
##123D3E	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383A3E

Deuteranopia (green-blind)

#32353E

Tritanopia (blue-blind)

#003F3D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #123d3e;
/* rgb */ color: rgb(18, 61, 62);
/* oklch */ color: oklch(33.1% 0.046 197.3);

Tailwind

colors: {
  custom: {
    50: '#577273',
    500: '#123d3e',
    950: '#000000',
  },
}

SCSS

$custom: #123d3e;
$custom-light: #577273;
$custom-dark: #000000;

JSON

{
  "hex": "#123d3e",
  "rgb": {
    "r": 18,
    "g": 61,
    "b": 62
  },
  "hsl": {
    "h": 181.364,
    "s": 55,
    "l": 15.686
  },
  "oklch": {
    "l": 0.33128,
    "c": 0.04645,
    "h": 197.3
  },
  "luminance": 0.03814
}

Semantic roles & 50–950 ramp

primary

#123D3E

secondary

#773635

accent

#4D49DE

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030808

muted

#787B7B

Preview Lab

Preview with #123D3E

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

Preview Lab → · Contrast checker → · Palette generator →