#12566E#12566E

#12566E is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.4% C 0.075 H 227.2°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#12566E
RGB	rgb(18, 86, 110)
HSL	hsl(196, 72%, 25%)
HSV	hsv(196, 84%, 43%)
CMYK	cmyk(83.6%, 21.8%, 0%, 56.9%)
CIE-LAB	lab(33.79, -11.31, -19.55)
CIE-LCH	lch(33.79, 22.59, 239.96°)
OKLab	oklab(42.45% -0.0509 -0.0549)
OKLCH	oklch(42.45% 0.075 227.2)
XYZ	xyz(6.3906, 7.9092, 15.9386)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12566E #6E2A12

analogous

#126E58 #12566E #12286E

triadic

#12566E #6E1256 #566E12

tetradic

#12566E #58126E #6E2A12 #286E12

square

#12566E #58126E #6E2A12 #286E12

split-complementary

#12566E #6E1228 #6E5812

monochromatic

#04151A #092D39 #12566E #1B7FA3 #23A8D7

Accessibility & contrast

On white

8.13

#12566E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#12566E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12566E

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12566E	#FFFFFF	#000000	##FFFFFF
##12566E	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49546F

Deuteranopia (green-blind)

#3D4C6E

Tritanopia (blue-blind)

#005D5E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #12566e;
/* rgb */ color: rgb(18, 86, 110);
/* oklch */ color: oklch(42.4% 0.075 227.2);

Tailwind

colors: {
  custom: {
    50: '#618597',
    500: '#12566e',
    950: '#000000',
  },
}

SCSS

$custom: #12566e;
$custom-light: #618597;
$custom-dark: #000000;

JSON

{
  "hex": "#12566e",
  "rgb": {
    "r": 18,
    "g": 86,
    "b": 110
  },
  "hsl": {
    "h": 195.652,
    "s": 71.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.42445,
    "c": 0.07492,
    "h": 227.2
  },
  "luminance": 0.0791
}

Semantic roles & 50–950 ramp

primary

#12566E

secondary

#A55337

accent

#6939EF

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #12566E

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

Preview Lab → · Contrast checker → · Palette generator →