#12456F#12456F

#12456F is a dark, moderate cyan. Relative luminance 0.055; OKLCH L 38.0% C 0.089 H 248.0°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#12456F
RGB	rgb(18, 69, 111)
HSL	hsl(207, 72%, 25%)
HSV	hsv(207, 84%, 44%)
CMYK	cmyk(83.8%, 37.8%, 0%, 56.5%)
CIE-LAB	lab(28.20, -0.15, -28.95)
CIE-LCH	lch(28.20, 28.95, 269.71°)
OKLab	oklab(38.02% -0.0333 -0.0825)
OKLCH	oklch(38.02% 0.089 248)
XYZ	xyz(5.2457, 5.5319, 15.8271)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12456F #6F3C12

analogous

#126F6A #12456F #12166F

triadic

#12456F #6F1245 #456F12

tetradic

#12456F #6A126F #6F3C12 #166F12

square

#12456F #6A126F #6F3C12 #166F12

split-complementary

#12456F #6F1216 #6F6A12

monochromatic

#04101A #09243A #12456F #1B66A4 #2386D8

Accessibility & contrast

On white

9.97

#12456F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#12456F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12456F

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12456F	#FFFFFF	#000000	##FFFFFF
##12456F	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314771

Deuteranopia (green-blind)

#233F6E

Tritanopia (blue-blind)

#004F54

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #12456f;
/* rgb */ color: rgb(18, 69, 111);
/* oklch */ color: oklch(38.0% 0.089 248.0);

Tailwind

colors: {
  custom: {
    50: '#617898',
    500: '#12456f',
    950: '#000000',
  },
}

SCSS

$custom: #12456f;
$custom-light: #617898;
$custom-dark: #000000;

JSON

{
  "hex": "#12456f",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 111
  },
  "hsl": {
    "h": 207.097,
    "s": 72.093,
    "l": 25.294
  },
  "oklch": {
    "l": 0.38022,
    "c": 0.08895,
    "h": 248
  },
  "luminance": 0.05533
}

Semantic roles & 50–950 ramp

primary

#12456F

secondary

#A66937

accent

#8B39EF

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #12456F

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

Preview Lab → · Contrast checker → · Palette generator →