#123548#123548

#123548 is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.3% C 0.052 H 235.7°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#123548
RGB	rgb(18, 53, 72)
HSL	hsl(201, 60%, 18%)
HSV	hsv(201, 75%, 28%)
CMYK	cmyk(75%, 26.4%, 0%, 71.8%)
CIE-LAB	lab(20.61, -5.37, -15.43)
CIE-LCH	lch(20.61, 16.34, 250.79°)
OKLab	oklab(31.32% -0.0295 -0.0433)
OKLCH	oklch(31.32% 0.052 235.7)
XYZ	xyz(2.6918, 3.1424, 6.5943)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123548 #482512

analogous

#124840 #123548 #121A48

triadic

#123548 #481235 #354812

tetradic

#123548 #401248 #482512 #1A4812

square

#123548 #401248 #482512 #1A4812

split-complementary

#123548 #48121A #484012

monochromatic

#061218 #061218 #123548 #1E5979 #2A7DAA

Accessibility & contrast

On white

12.89

#123548 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#123548 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123548

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123548	#FFFFFF	#000000	##FFFFFF
##123548	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3549

Deuteranopia (green-blind)

#252F48

Tritanopia (blue-blind)

#003A3B

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #123548;
/* rgb */ color: rgb(18, 53, 72);
/* oklch */ color: oklch(31.3% 0.052 235.7);

Tailwind

colors: {
  custom: {
    50: '#576c7b',
    500: '#123548',
    950: '#000000',
  },
}

SCSS

$custom: #123548;
$custom-light: #576c7b;
$custom-dark: #000000;

JSON

{
  "hex": "#123548",
  "rgb": {
    "r": 18,
    "g": 53,
    "b": 72
  },
  "hsl": {
    "h": 201.111,
    "s": 60,
    "l": 17.647
  },
  "oklch": {
    "l": 0.31316,
    "c": 0.05246,
    "h": 235.7
  },
  "luminance": 0.03143
}

Semantic roles & 50–950 ramp

primary

#123548

secondary

#815035

accent

#7C45E3

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030609

muted

#787A7B

Preview Lab

Preview with #123548

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

Preview Lab → · Contrast checker → · Palette generator →