#123C47#123C47

#123C47 is a dark, muted cyan. Relative luminance 0.038; OKLCH L 33.3% C 0.049 H 218.4°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#123C47
RGB	rgb(18, 60, 71)
HSL	hsl(192, 60%, 17%)
HSV	hsv(192, 75%, 28%)
CMYK	cmyk(74.6%, 15.5%, 0%, 72.2%)
CIE-LAB	lab(23.05, -10.26, -10.99)
CIE-LCH	lch(23.05, 15.04, 226.96°)
OKLab	oklab(33.25% -0.0386 -0.0306)
OKLCH	oklch(33.25% 0.049 218.4)
XYZ	xyz(3.0022, 3.8149, 6.5381)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123C47 #471D12

analogous

#124738 #123C47 #122147

triadic

#123C47 #47123C #3C4712

tetradic

#123C47 #381247 #471D12 #214712

square

#123C47 #381247 #471D12 #214712

split-complementary

#123C47 #471221 #473812

monochromatic

#061518 #061518 #123C47 #1E6578 #2B8FA9

Accessibility & contrast

On white

11.91

#123C47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#123C47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123C47

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123C47	#FFFFFF	#000000	##FFFFFF
##123C47	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)

#353A48

Deuteranopia (green-blind)

#2D3547

Tritanopia (blue-blind)

#00403F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #123c47;
/* rgb */ color: rgb(18, 60, 71);
/* oklch */ color: oklch(33.3% 0.049 218.4);

Tailwind

colors: {
  custom: {
    50: '#58717a',
    500: '#123c47',
    950: '#000000',
  },
}

SCSS

$custom: #123c47;
$custom-light: #58717a;
$custom-dark: #000000;

JSON

{
  "hex": "#123c47",
  "rgb": {
    "r": 18,
    "g": 60,
    "b": 71
  },
  "hsl": {
    "h": 192.453,
    "s": 59.551,
    "l": 17.451
  },
  "oklch": {
    "l": 0.33253,
    "c": 0.04928,
    "h": 218.4
  },
  "luminance": 0.03815
}

Semantic roles & 50–950 ramp

primary

#123C47

secondary

#804435

accent

#6645E3

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040709

muted

#797A7B

Preview Lab

Preview with #123C47

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

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