#12456A#12456A

#12456A is a dark, moderate cyan. Relative luminance 0.054; OKLCH L 37.7% C 0.082 H 244.9°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#12456A
RGB	rgb(18, 69, 106)
HSL	hsl(205, 71%, 24%)
HSV	hsv(205, 83%, 42%)
CMYK	cmyk(83%, 34.9%, 0%, 58.4%)
CIE-LAB	lab(27.91, -2.20, -26.23)
CIE-LCH	lch(27.91, 26.32, 265.20°)
OKLab	oklab(37.7% -0.0349 -0.0745)
OKLCH	oklch(37.7% 0.082 244.9)
XYZ	xyz(4.9781, 5.4248, 14.4176)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12456A #6A3712

analogous

#126A63 #12456A #12196A

triadic

#12456A #6A1245 #456A12

tetradic

#12456A #63126A #6A3712 #196A12

square

#12456A #63126A #6A3712 #196A12

split-complementary

#12456A #6A1219 #6A6312

monochromatic

#04111A #092336 #12456A #1B679E #2489D3

Accessibility & contrast

On white

10.07

#12456A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#12456A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12456A

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12456A	#FFFFFF	#000000	##FFFFFF
##12456A	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34466C

Deuteranopia (green-blind)

#273E69

Tritanopia (blue-blind)

#004E52

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #12456a;
/* rgb */ color: rgb(18, 69, 106);
/* oklch */ color: oklch(37.7% 0.082 244.9);

Tailwind

colors: {
  custom: {
    50: '#5f7895',
    500: '#12456a',
    950: '#000000',
  },
}

SCSS

$custom: #12456a;
$custom-light: #5f7895;
$custom-dark: #000000;

JSON

{
  "hex": "#12456a",
  "rgb": {
    "r": 18,
    "g": 69,
    "b": 106
  },
  "hsl": {
    "h": 205.227,
    "s": 70.968,
    "l": 24.314
  },
  "oklch": {
    "l": 0.37702,
    "c": 0.08226,
    "h": 244.9
  },
  "luminance": 0.05425
}

Semantic roles & 50–950 ramp

primary

#12456A

secondary

#A26336

accent

#863AEE

background

#F6F7F9

surface

#EBEDF1

border

#C6C8CB

text

#05080D

muted

#7A7B7E

Preview Lab

Preview with #12456A

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

Preview Lab → · Contrast checker → · Palette generator →