#12304C#12304C

#12304C is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.2% C 0.062 H 249.3°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#12304C
RGB	rgb(18, 48, 76)
HSL	hsl(209, 62%, 18%)
HSV	hsv(209, 76%, 30%)
CMYK	cmyk(76.3%, 36.8%, 0%, 70.2%)
CIE-LAB	lab(19.07, -0.32, -20.53)
CIE-LCH	lch(19.07, 20.53, 269.10°)
OKLab	oklab(30.18% -0.022 -0.0582)
OKLCH	oklch(30.18% 0.062 249.3)
XYZ	xyz(2.6104, 2.7640, 7.2320)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12304C #4C2E12

analogous

#124C4B #12304C #12134C

triadic

#12304C #4C1230 #304C12

tetradic

#12304C #4B124C #4C2E12 #134C12

square

#12304C #4B124C #4C2E12 #134C12

split-complementary

#12304C #4C1213 #4C4B12

monochromatic

#061019 #06111B #12304C #1E4F7D #296FAF

Accessibility & contrast

On white

13.52

#12304C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#12304C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12304C

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12304C	#FFFFFF	#000000	##FFFFFF
##12304C	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24314D

Deuteranopia (green-blind)

#1B2C4B

Tritanopia (blue-blind)

#00373A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #12304c;
/* rgb */ color: rgb(18, 48, 76);
/* oklch */ color: oklch(30.2% 0.062 249.3);

Tailwind

colors: {
  custom: {
    50: '#58687e',
    500: '#12304c',
    950: '#000000',
  },
}

SCSS

$custom: #12304c;
$custom-light: #58687e;
$custom-dark: #000000;

JSON

{
  "hex": "#12304c",
  "rgb": {
    "r": 18,
    "g": 48,
    "b": 76
  },
  "hsl": {
    "h": 208.966,
    "s": 61.702,
    "l": 18.431
  },
  "oklch": {
    "l": 0.30176,
    "c": 0.06222,
    "h": 249.3
  },
  "luminance": 0.02764
}

Semantic roles & 50–950 ramp

primary

#12304C

secondary

#855C35

accent

#9143E5

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #12304C

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

Preview Lab → · Contrast checker → · Palette generator →