#12345D#12345D

#12345D is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.4% C 0.083 H 255.0°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#12345D
RGB	rgb(18, 52, 93)
HSL	hsl(213, 68%, 22%)
HSV	hsv(213, 81%, 36%)
CMYK	cmyk(80.6%, 44.1%, 0%, 63.5%)
CIE-LAB	lab(21.49, 4.02, -28.02)
CIE-LCH	lch(21.49, 28.30, 278.16°)
OKLab	oklab(32.41% -0.0214 -0.0801)
OKLCH	oklch(32.41% 0.083 255)
XYZ	xyz(3.4525, 3.3745, 10.8232)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12345D #5D3B12

analogous

#125A5D #12345D #16125D

triadic

#12345D #5D1234 #345D12

tetradic

#12345D #5D125A #5D3B12 #125D16

square

#12345D #5D125A #5D3B12 #125D16

split-complementary

#12345D #5D1612 #5A5D12

monochromatic

#050E1A #08172A #12345D #1C5190 #266DC4

Accessibility & contrast

On white

12.54

#12345D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#12345D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12345D

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12345D	#FFFFFF	#000000	##FFFFFF
##12345D	1.00	12.54	1.68	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20375F

Deuteranopia (green-blind)

#14305C

Tritanopia (blue-blind)

#003E44

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #12345d;
/* rgb */ color: rgb(18, 52, 93);
/* oklch */ color: oklch(32.4% 0.083 255.0);

Tailwind

colors: {
  custom: {
    50: '#5c6b8b',
    500: '#12345d',
    950: '#000000',
  },
}

SCSS

$custom: #12345d;
$custom-light: #5c6b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#12345d",
  "rgb": {
    "r": 18,
    "g": 52,
    "b": 93
  },
  "hsl": {
    "h": 212.8,
    "s": 67.568,
    "l": 21.765
  },
  "oklch": {
    "l": 0.32407,
    "c": 0.08288,
    "h": 255
  },
  "luminance": 0.03375
}

Semantic roles & 50–950 ramp

primary

#12345D

secondary

#956A35

accent

#9C3DEA

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060C

muted

#797A7D

Preview Lab

Preview with #12345D

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

Preview Lab → · Contrast checker → · Palette generator →