#123D47#123D47

#123D47 is a dark, muted cyan. Relative luminance 0.039; OKLCH L 33.5% C 0.049 H 216.1°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#123D47
RGB	rgb(18, 61, 71)
HSL	hsl(191, 60%, 17%)
HSV	hsv(191, 75%, 28%)
CMYK	cmyk(74.6%, 14.1%, 0%, 72.2%)
CIE-LAB	lab(23.41, -10.88, -10.44)
CIE-LCH	lch(23.41, 15.08, 223.82°)
OKLab	oklab(33.54% -0.0398 -0.0291)
OKLCH	oklch(33.54% 0.049 216.1)
XYZ	xyz(3.0551, 3.9207, 6.5558)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123D47 #471C12

analogous

#124737 #123D47 #122247

triadic

#123D47 #47123D #3D4712

tetradic

#123D47 #371247 #471C12 #224712

square

#123D47 #371247 #471C12 #224712

split-complementary

#123D47 #471222 #473712

monochromatic

#061518 #061518 #123D47 #1E6778 #2B91A9

Accessibility & contrast

On white

11.77

#123D47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#123D47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123D47

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123D47	#FFFFFF	#000000	##FFFFFF
##123D47	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363B48

Deuteranopia (green-blind)

#2F3547

Tritanopia (blue-blind)

#004140

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #123d47;
/* rgb */ color: rgb(18, 61, 71);
/* oklch */ color: oklch(33.5% 0.049 216.1);

Tailwind

colors: {
  custom: {
    50: '#58727a',
    500: '#123d47',
    950: '#000000',
  },
}

SCSS

$custom: #123d47;
$custom-light: #58727a;
$custom-dark: #000000;

JSON

{
  "hex": "#123d47",
  "rgb": {
    "r": 18,
    "g": 61,
    "b": 71
  },
  "hsl": {
    "h": 191.321,
    "s": 59.551,
    "l": 17.451
  },
  "oklch": {
    "l": 0.3354,
    "c": 0.04932,
    "h": 216.1
  },
  "luminance": 0.03921
}

Semantic roles & 50–950 ramp

primary

#123D47

secondary

#804335

accent

#6345E3

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040809

muted

#797B7B

Preview Lab

Preview with #123D47

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

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