#123A33#123A33

#123A33 is a dark, muted teal. Relative luminance 0.034; OKLCH L 31.8% C 0.046 H 179.7°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#123A33
RGB	rgb(18, 58, 51)
HSL	hsl(170, 53%, 15%)
HSV	hsv(170, 69%, 23%)
CMYK	cmyk(69%, 0%, 12.1%, 77.3%)
CIE-LAB	lab(21.56, -16.01, 0.19)
CIE-LCH	lch(21.56, 16.01, 179.31°)
OKLab	oklab(31.79% -0.0464 0.0003)
OKLCH	oklch(31.79% 0.046 179.7)
XYZ	xyz(2.3598, 3.3935, 3.6620)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123A33 #3A1219

analogous

#123A1F #123A33 #122D3A

triadic

#123A33 #33123A #3A3312

tetradic

#123A33 #1F123A #3A1219 #2D3A12

square

#123A33 #1F123A #3A1219 #2D3A12

split-complementary

#123A33 #3A122D #3A1F12

monochromatic

#071715 #071715 #123A33 #20695C #2F9785

Accessibility & contrast

On white

12.51

#123A33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#123A33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123A33

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123A33	#FFFFFF	#000000	##FFFFFF
##123A33	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373633

Deuteranopia (green-blind)

#313234

Tritanopia (blue-blind)

#003B38

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #123a33;
/* rgb */ color: rgb(18, 58, 51);
/* oklch */ color: oklch(31.8% 0.046 179.7);

Tailwind

colors: {
  custom: {
    50: '#55706a',
    500: '#123a33',
    950: '#000000',
  },
}

SCSS

$custom: #123a33;
$custom-light: #55706a;
$custom-dark: #000000;

JSON

{
  "hex": "#123a33",
  "rgb": {
    "r": 18,
    "g": 58,
    "b": 51
  },
  "hsl": {
    "h": 169.5,
    "s": 52.632,
    "l": 14.902
  },
  "oklch": {
    "l": 0.31793,
    "c": 0.0464,
    "h": 179.7
  },
  "luminance": 0.03394
}

Semantic roles & 50–950 ramp

primary

#123A33

secondary

#733540

accent

#4C65DC

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030706

muted

#787A7A

Preview Lab

Preview with #123A33

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

Preview Lab → · Contrast checker → · Palette generator →