#123142#123142

#123142 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.8% C 0.048 H 235.5°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#123142
RGB	rgb(18, 49, 66)
HSL	hsl(201, 57%, 16%)
HSV	hsv(201, 73%, 26%)
CMYK	cmyk(72.7%, 25.8%, 0%, 74.1%)
CIE-LAB	lab(18.88, -5.07, -14.04)
CIE-LCH	lch(18.88, 14.93, 250.13°)
OKLab	oklab(29.84% -0.027 -0.0394)
OKLCH	oklch(29.84% 0.048 235.5)
XYZ	xyz(2.3308, 2.7183, 5.5551)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123142 #422312

analogous

#12423B #123142 #121942

triadic

#123142 #421231 #314212

tetradic

#123142 #3B1242 #422312 #194212

square

#123142 #3B1242 #422312 #194212

split-complementary

#123142 #421219 #423B12

monochromatic

#071218 #071218 #123142 #1F5572 #2C78A2

Accessibility & contrast

On white

13.60

#123142 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#123142 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123142

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123142	#FFFFFF	#000000	##FFFFFF
##123142	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293143

Deuteranopia (green-blind)

#222C42

Tritanopia (blue-blind)

#003537

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #123142;
/* rgb */ color: rgb(18, 49, 66);
/* oklch */ color: oklch(29.8% 0.048 235.5);

Tailwind

colors: {
  custom: {
    50: '#566976',
    500: '#123142',
    950: '#000000',
  },
}

SCSS

$custom: #123142;
$custom-light: #566976;
$custom-dark: #000000;

JSON

{
  "hex": "#123142",
  "rgb": {
    "r": 18,
    "g": 49,
    "b": 66
  },
  "hsl": {
    "h": 201.25,
    "s": 57.143,
    "l": 16.471
  },
  "oklch": {
    "l": 0.29843,
    "c": 0.04776,
    "h": 235.5
  },
  "luminance": 0.02719
}

Semantic roles & 50–950 ramp

primary

#123142

secondary

#7B4E35

accent

#7E47E0

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #123142

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

Preview Lab → · Contrast checker → · Palette generator →