#123D3D#123D3D

#123D3D is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.1% C 0.046 H 195.1°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#123D3D
RGB	rgb(18, 61, 61)
HSL	hsl(180, 54%, 15%)
HSV	hsv(180, 70%, 24%)
CMYK	cmyk(70.5%, 0%, 0%, 76.1%)
CIE-LAB	lab(23.01, -14.45, -4.38)
CIE-LCH	lch(23.01, 15.10, 196.85°)
OKLab	oklab(33.09% -0.0449 -0.0121)
OKLCH	oklch(33.09% 0.046 195.1)
XYZ	xyz(2.7601, 3.8027, 5.0025)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123D3D #3D1212

analogous

#123D27 #123D3D #12273D

triadic

#123D3D #3D123D #3D3D12

tetradic

#123D3D #27123D #3D1212 #273D12

square

#123D3D #27123D #3D1212 #273D12

split-complementary

#123D3D #3D1227 #3D2712

monochromatic

#071818 #071818 #123D3D #206C6C #2E9C9C

Accessibility & contrast

On white

11.93

#123D3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#123D3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123D3D

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123D3D	#FFFFFF	#000000	##FFFFFF
##123D3D	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3D

Deuteranopia (green-blind)

#32353D

Tritanopia (blue-blind)

#003F3D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #123d3d;
/* rgb */ color: rgb(18, 61, 61);
/* oklch */ color: oklch(33.1% 0.046 195.1);

Tailwind

colors: {
  custom: {
    50: '#577272',
    500: '#123d3d',
    950: '#000000',
  },
}

SCSS

$custom: #123d3d;
$custom-light: #577272;
$custom-dark: #000000;

JSON

{
  "hex": "#123d3d",
  "rgb": {
    "r": 18,
    "g": 61,
    "b": 61
  },
  "hsl": {
    "h": 180,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.33086,
    "c": 0.04648,
    "h": 195.1
  },
  "luminance": 0.03803
}

Semantic roles & 50–950 ramp

primary

#123D3D

secondary

#763535

accent

#4A4ADE

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030808

muted

#787B7B

Preview Lab

Preview with #123D3D

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

Preview Lab → · Contrast checker → · Palette generator →