#12304A#12304A

#12304A is a dark, muted cyan. Relative luminance 0.027; OKLCH L 30.0% C 0.059 H 247.5°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#12304A
RGB	rgb(18, 48, 74)
HSL	hsl(208, 61%, 18%)
HSV	hsv(208, 76%, 29%)
CMYK	cmyk(75.7%, 35.1%, 0%, 71%)
CIE-LAB	lab(18.96, -1.15, -19.36)
CIE-LCH	lch(18.96, 19.39, 266.60°)
OKLab	oklab(30.05% -0.0227 -0.0548)
OKLCH	oklch(30.05% 0.059 247.5)
XYZ	xyz(2.5420, 2.7366, 6.8715)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12304A #4A2C12

analogous

#124A48 #12304A #12144A

triadic

#12304A #4A1230 #304A12

tetradic

#12304A #48124A #4A2C12 #144A12

square

#12304A #48124A #4A2C12 #144A12

split-complementary

#12304A #4A1214 #4A4812

monochromatic

#061019 #061019 #12304A #1E507B #2A70AC

Accessibility & contrast

On white

13.57

#12304A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#12304A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12304A

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12304A	#FFFFFF	#000000	##FFFFFF
##12304A	1.00	13.57	1.55	13.57
#FFFFFF	13.57	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24314B

Deuteranopia (green-blind)

#1D2C49

Tritanopia (blue-blind)

#003639

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #12304a;
/* rgb */ color: rgb(18, 48, 74);
/* oklch */ color: oklch(30.0% 0.059 247.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#12304a",
  "rgb": {
    "r": 18,
    "g": 48,
    "b": 74
  },
  "hsl": {
    "h": 207.857,
    "s": 60.87,
    "l": 18.039
  },
  "oklch": {
    "l": 0.30047,
    "c": 0.0593,
    "h": 247.5
  },
  "luminance": 0.02737
}

Semantic roles & 50–950 ramp

primary

#12304A

secondary

#835935

accent

#8E44E4

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #12304A

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

Preview Lab → · Contrast checker → · Palette generator →