#12355C#12355C

#12355C is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.6% C 0.080 H 253.5°. Best body text is #FFFFFF at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#12355C
RGB	rgb(18, 53, 92)
HSL	hsl(212, 67%, 22%)
HSV	hsv(212, 80%, 36%)
CMYK	cmyk(80.4%, 42.4%, 0%, 63.9%)
CIE-LAB	lab(21.75, 2.88, -26.93)
CIE-LCH	lch(21.75, 27.09, 276.11°)
OKLab	oklab(32.59% -0.0227 -0.0769)
OKLCH	oklch(32.59% 0.08 253.5)
XYZ	xyz(3.4536, 3.4471, 10.6065)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12355C #5C3912

analogous

#125A5C #12355C #14125C

triadic

#12355C #5C1235 #355C12

tetradic

#12355C #5C125A #5C3912 #125C14

square

#12355C #5C125A #5C3912 #125C14

split-complementary

#12355C #5C1412 #5A5C12

monochromatic

#050F1A #081829 #12355C #1C528F #2670C2

Accessibility & contrast

On white

12.43

#12355C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#12355C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12355C

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12355C	#FFFFFF	#000000	##FFFFFF
##12355C	1.00	12.43	1.69	12.43
#FFFFFF	12.43	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23385E

Deuteranopia (green-blind)

#17315B

Tritanopia (blue-blind)

#003E44

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #12355c;
/* rgb */ color: rgb(18, 53, 92);
/* oklch */ color: oklch(32.6% 0.080 253.5);

Tailwind

colors: {
  custom: {
    50: '#5c6b8a',
    500: '#12355c',
    950: '#000000',
  },
}

SCSS

$custom: #12355c;
$custom-light: #5c6b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#12355c",
  "rgb": {
    "r": 18,
    "g": 53,
    "b": 92
  },
  "hsl": {
    "h": 211.622,
    "s": 67.273,
    "l": 21.569
  },
  "oklch": {
    "l": 0.32594,
    "c": 0.08015,
    "h": 253.5
  },
  "luminance": 0.03448
}

Semantic roles & 50–950 ramp

primary

#12355C

secondary

#946735

accent

#993EEA

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060C

muted

#797A7D

Preview Lab

Preview with #12355C

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

Preview Lab → · Contrast checker → · Palette generator →