#12556E#12556E

#12556E is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.2% C 0.075 H 228.5°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#12556E
RGB	rgb(18, 85, 110)
HSL	hsl(196, 72%, 25%)
HSV	hsv(196, 84%, 43%)
CMYK	cmyk(83.6%, 22.7%, 0%, 56.9%)
CIE-LAB	lab(33.46, -10.71, -20.07)
CIE-LCH	lch(33.46, 22.75, 241.92°)
OKLab	oklab(42.18% -0.0499 -0.0564)
OKLCH	oklch(42.18% 0.075 228.5)
XYZ	xyz(6.3113, 7.7506, 15.9122)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12556E #6E2B12

analogous

#126E59 #12556E #12276E

triadic

#12556E #6E1255 #556E12

tetradic

#12556E #59126E #6E2B12 #276E12

square

#12556E #59126E #6E2B12 #276E12

split-complementary

#12556E #6E1227 #6E5912

monochromatic

#04141A #092C39 #12556E #1B7EA3 #23A6D7

Accessibility & contrast

On white

8.23

#12556E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#12556E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12556E

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12556E	#FFFFFF	#000000	##FFFFFF
##12556E	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48546F

Deuteranopia (green-blind)

#3C4B6E

Tritanopia (blue-blind)

#005C5D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #12556e;
/* rgb */ color: rgb(18, 85, 110);
/* oklch */ color: oklch(42.2% 0.075 228.5);

Tailwind

colors: {
  custom: {
    50: '#618497',
    500: '#12556e',
    950: '#000000',
  },
}

SCSS

$custom: #12556e;
$custom-light: #618497;
$custom-dark: #000000;

JSON

{
  "hex": "#12556e",
  "rgb": {
    "r": 18,
    "g": 85,
    "b": 110
  },
  "hsl": {
    "h": 196.304,
    "s": 71.875,
    "l": 25.098
  },
  "oklch": {
    "l": 0.42177,
    "c": 0.07533,
    "h": 228.5
  },
  "luminance": 0.07751
}

Semantic roles & 50–950 ramp

primary

#12556E

secondary

#A55537

accent

#6A39EF

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #12556E

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

Preview Lab → · Contrast checker → · Palette generator →