#12404D#12404D

#12404D is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.053 H 220.3°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#12404D
RGB	rgb(18, 64, 77)
HSL	hsl(193, 62%, 19%)
HSV	hsv(193, 77%, 30%)
CMYK	cmyk(76.6%, 16.9%, 0%, 69.8%)
CIE-LAB	lab(24.74, -10.49, -12.38)
CIE-LCH	lch(24.74, 16.23, 229.74°)
OKLab	oklab(34.69% -0.0407 -0.0346)
OKLCH	oklch(34.69% 0.053 220.3)
XYZ	xyz(3.4219, 4.3308, 7.6753)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12404D #4D1F12

analogous

#124D3C #12404D #12224D

triadic

#12404D #4D1240 #404D12

tetradic

#12404D #3C124D #4D1F12 #224D12

square

#12404D #3C124D #4D1F12 #224D12

split-complementary

#12404D #4D1222 #4D3C12

monochromatic

#061519 #06171B #12404D #1E697F #2992B0

Accessibility & contrast

On white

11.25

#12404D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#12404D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12404D

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12404D	#FFFFFF	#000000	##FFFFFF
##12404D	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383E4E

Deuteranopia (green-blind)

#30384D

Tritanopia (blue-blind)

#004444

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #12404d;
/* rgb */ color: rgb(18, 64, 77);
/* oklch */ color: oklch(34.7% 0.053 220.3);

Tailwind

colors: {
  custom: {
    50: '#59757e',
    500: '#12404d',
    950: '#000000',
  },
}

SCSS

$custom: #12404d;
$custom-light: #59757e;
$custom-dark: #000000;

JSON

{
  "hex": "#12404d",
  "rgb": {
    "r": 18,
    "g": 64,
    "b": 77
  },
  "hsl": {
    "h": 193.22,
    "s": 62.105,
    "l": 18.627
  },
  "oklch": {
    "l": 0.34694,
    "c": 0.05338,
    "h": 220.3
  },
  "luminance": 0.04331
}

Semantic roles & 50–950 ramp

primary

#12404D

secondary

#864735

accent

#6643E5

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#04080A

muted

#797B7C

Preview Lab

Preview with #12404D

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

Preview Lab → · Contrast checker → · Palette generator →