#12345A#12345A

#12345A is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 32.2% C 0.078 H 253.5°. Best body text is #FFFFFF at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#12345A
RGB	rgb(18, 52, 90)
HSL	hsl(212, 67%, 21%)
HSV	hsv(212, 80%, 35%)
CMYK	cmyk(80%, 42.2%, 0%, 64.7%)
CIE-LAB	lab(21.29, 2.74, -26.35)
CIE-LCH	lch(21.29, 26.49, 275.94°)
OKLab	oklab(32.19% -0.0222 -0.0752)
OKLCH	oklch(32.19% 0.078 253.5)
XYZ	xyz(3.3222, 3.3224, 10.1371)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12345A #5A3812

analogous

#12585A #12345A #14125A

triadic

#12345A #5A1234 #345A12

tetradic

#12345A #5A1258 #5A3812 #125A14

square

#12345A #5A1258 #5A3812 #125A14

split-complementary

#12345A #5A1412 #585A12

monochromatic

#050F1A #081727 #12345A #1C518D #266FC0

Accessibility & contrast

On white

12.62

#12345A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#12345A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12345A

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12345A	#FFFFFF	#000000	##FFFFFF
##12345A	1.00	12.62	1.66	12.62
#FFFFFF	12.62	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22375C

Deuteranopia (green-blind)

#173059

Tritanopia (blue-blind)

#003D42

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #12345a;
/* rgb */ color: rgb(18, 52, 90);
/* oklch */ color: oklch(32.2% 0.078 253.5);

Tailwind

colors: {
  custom: {
    50: '#5b6b89',
    500: '#12345a',
    950: '#000000',
  },
}

SCSS

$custom: #12345a;
$custom-light: #5b6b89;
$custom-dark: #000000;

JSON

{
  "hex": "#12345a",
  "rgb": {
    "r": 18,
    "g": 52,
    "b": 90
  },
  "hsl": {
    "h": 211.667,
    "s": 66.667,
    "l": 21.176
  },
  "oklch": {
    "l": 0.32193,
    "c": 0.07839,
    "h": 253.5
  },
  "luminance": 0.03323
}

Semantic roles & 50–950 ramp

primary

#12345A

secondary

#936635

accent

#993EEA

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#04060B

muted

#797A7C

Preview Lab

Preview with #12345A

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

Preview Lab → · Contrast checker → · Palette generator →