#12566C#12566C

#12566C is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.3% C 0.073 H 225.0°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX	#12566C
RGB	rgb(18, 86, 108)
HSL	hsl(195, 71%, 25%)
HSV	hsv(195, 83%, 42%)
CMYK	cmyk(83.3%, 20.4%, 0%, 57.6%)
CIE-LAB	lab(33.70, -12.07, -18.45)
CIE-LCH	lch(33.70, 22.04, 236.81°)
OKLab	oklab(42.34% -0.0518 -0.0518)
OKLCH	oklch(42.34% 0.073 225)
XYZ	xyz(6.2829, 7.8661, 15.3716)
Luminance	0.0787 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12566C #6C2812

analogous

#126C55 #12566C #12296C

triadic

#12566C #6C1256 #566C12

tetradic

#12566C #55126C #6C2812 #296C12

square

#12566C #55126C #6C2812 #296C12

split-complementary

#12566C #6C1229 #6C5512

monochromatic

#04151A #092C38 #12566C #1B80A0 #23AAD5

Accessibility & contrast

On white

8.16

#12566C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#12566C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12566C

8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12566C	#FFFFFF	#000000	##FFFFFF
##12566C	1.00	8.16	2.57	8.16
#FFFFFF	8.16	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A546D

Deuteranopia (green-blind)

#3E4C6C

Tritanopia (blue-blind)

#005D5D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #12566c;
/* rgb */ color: rgb(18, 86, 108);
/* oklch */ color: oklch(42.3% 0.073 225.0);

Tailwind

colors: {
  custom: {
    50: '#618596',
    500: '#12566c',
    950: '#000000',
  },
}

SCSS

$custom: #12566c;
$custom-light: #618596;
$custom-dark: #000000;

JSON

{
  "hex": "#12566c",
  "rgb": {
    "r": 18,
    "g": 86,
    "b": 108
  },
  "hsl": {
    "h": 194.667,
    "s": 71.429,
    "l": 24.706
  },
  "oklch": {
    "l": 0.42343,
    "c": 0.0732,
    "h": 225
  },
  "luminance": 0.07867
}

Semantic roles & 50–950 ramp

primary

#12566C

secondary

#A35136

accent

#663AEE

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #12566C

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

Preview Lab → · Contrast checker → · Palette generator →