#123F49#123F49

#123F49 is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.2% C 0.051 H 215.4°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#123F49
RGB	rgb(18, 63, 73)
HSL	hsl(191, 60%, 18%)
HSV	hsv(191, 75%, 29%)
CMYK	cmyk(75.3%, 13.7%, 0%, 71.4%)
CIE-LAB	lab(24.21, -11.37, -10.55)
CIE-LCH	lch(24.21, 15.51, 222.86°)
OKLab	oklab(34.21% -0.0413 -0.0294)
OKLCH	oklch(34.21% 0.051 215.4)
XYZ	xyz(3.2291, 4.1643, 6.9356)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123F49 #491C12

analogous

#124937 #123F49 #122349

triadic

#123F49 #49123F #3F4912

tetradic

#123F49 #371249 #491C12 #234912

square

#123F49 #371249 #491C12 #234912

split-complementary

#123F49 #491223 #493712

monochromatic

#061519 #061519 #123F49 #1E697A #2A94AB

Accessibility & contrast

On white

11.46

#123F49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#123F49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123F49

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123F49	#FFFFFF	#000000	##FFFFFF
##123F49	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383D4A

Deuteranopia (green-blind)

#303749

Tritanopia (blue-blind)

#004342

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #123f49;
/* rgb */ color: rgb(18, 63, 73);
/* oklch */ color: oklch(34.2% 0.051 215.4);

Tailwind

colors: {
  custom: {
    50: '#59747b',
    500: '#123f49',
    950: '#000000',
  },
}

SCSS

$custom: #123f49;
$custom-light: #59747b;
$custom-dark: #000000;

JSON

{
  "hex": "#123f49",
  "rgb": {
    "r": 18,
    "g": 63,
    "b": 73
  },
  "hsl": {
    "h": 190.909,
    "s": 60.44,
    "l": 17.843
  },
  "oklch": {
    "l": 0.34211,
    "c": 0.05071,
    "h": 215.4
  },
  "luminance": 0.04165
}

Semantic roles & 50–950 ramp

primary

#123F49

secondary

#824335

accent

#6144E4

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #123F49

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

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