#123556#123556

#123556 is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.2% C 0.071 H 249.9°. Best body text is #FFFFFF at 12.58:1 contrast (WCAG AA passes).

Color values

HEX	#123556
RGB	rgb(18, 53, 86)
HSL	hsl(209, 65%, 20%)
HSV	hsv(209, 79%, 34%)
CMYK	cmyk(79.1%, 38.4%, 0%, 66.3%)
CIE-LAB	lab(21.38, 0.35, -23.56)
CIE-LCH	lch(21.38, 23.57, 270.86°)
OKLab	oklab(32.18% -0.0245 -0.067)
OKLCH	oklch(32.18% 0.071 249.9)
XYZ	xyz(3.2016, 3.3463, 9.2795)
Luminance	0.0335 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123556 #563312

analogous

#125655 #123556 #121356

triadic

#123556 #561235 #355612

tetradic

#123556 #551256 #563312 #135612

square

#123556 #551256 #563312 #135612

split-complementary

#123556 #561213 #565512

monochromatic

#051019 #071623 #123556 #1D5489 #2773BB

Accessibility & contrast

On white

12.58

#123556 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#123556 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123556

12.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123556	#FFFFFF	#000000	##FFFFFF
##123556	1.00	12.58	1.67	12.58
#FFFFFF	12.58	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263757

Deuteranopia (green-blind)

#1C3055

Tritanopia (blue-blind)

#003D41

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #123556;
/* rgb */ color: rgb(18, 53, 86);
/* oklch */ color: oklch(32.2% 0.071 249.9);

Tailwind

colors: {
  custom: {
    50: '#5a6b86',
    500: '#123556',
    950: '#000000',
  },
}

SCSS

$custom: #123556;
$custom-light: #5a6b86;
$custom-dark: #000000;

JSON

{
  "hex": "#123556",
  "rgb": {
    "r": 18,
    "g": 53,
    "b": 86
  },
  "hsl": {
    "h": 209.118,
    "s": 65.385,
    "l": 20.392
  },
  "oklch": {
    "l": 0.32183,
    "c": 0.07132,
    "h": 249.9
  },
  "luminance": 0.03347
}

Semantic roles & 50–950 ramp

primary

#123556

secondary

#8F6135

accent

#913FE8

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #123556

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

Preview Lab → · Contrast checker → · Palette generator →