#123749#123749

#123749 is a dark, muted cyan. Relative luminance 0.033; OKLCH L 31.9% C 0.052 H 233.0°. Best body text is #FFFFFF at 12.59:1 contrast (WCAG AA passes).

Color values

HEX	#123749
RGB	rgb(18, 55, 73)
HSL	hsl(200, 60%, 18%)
HSV	hsv(200, 75%, 29%)
CMYK	cmyk(75.3%, 24.7%, 0%, 71.4%)
CIE-LAB	lab(21.36, -6.30, -14.92)
CIE-LCH	lch(21.36, 16.20, 247.11°)
OKLab	oklab(31.94% -0.0316 -0.0419)
OKLCH	oklch(31.94% 0.052 233)
XYZ	xyz(2.8178, 3.3417, 6.7986)
Luminance	0.0334 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123749 #492412

analogous

#12493F #123749 #121B49

triadic

#123749 #491237 #374912

tetradic

#123749 #3F1249 #492412 #1B4912

square

#123749 #3F1249 #492412 #1B4912

split-complementary

#123749 #49121B #493F12

monochromatic

#061219 #061219 #123749 #1E5C7A #2A81AB

Accessibility & contrast

On white

12.59

#123749 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#123749 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123749

12.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123749	#FFFFFF	#000000	##FFFFFF
##123749	1.00	12.59	1.67	12.59
#FFFFFF	12.59	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E364A

Deuteranopia (green-blind)

#273149

Tritanopia (blue-blind)

#003C3D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #123749;
/* rgb */ color: rgb(18, 55, 73);
/* oklch */ color: oklch(31.9% 0.052 233.0);

Tailwind

colors: {
  custom: {
    50: '#586d7b',
    500: '#123749',
    950: '#000000',
  },
}

SCSS

$custom: #123749;
$custom-light: #586d7b;
$custom-dark: #000000;

JSON

{
  "hex": "#123749",
  "rgb": {
    "r": 18,
    "g": 55,
    "b": 73
  },
  "hsl": {
    "h": 199.636,
    "s": 60.44,
    "l": 17.843
  },
  "oklch": {
    "l": 0.31935,
    "c": 0.05245,
    "h": 233
  },
  "luminance": 0.03342
}

Semantic roles & 50–950 ramp

primary

#123749

secondary

#824E35

accent

#7844E4

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040709

muted

#797A7B

Preview Lab

Preview with #123749

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

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