#12555B#12555B

#12555B is a dark, moderate teal. Relative luminance 0.074; OKLCH L 41.3% C 0.064 H 204.0°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#12555B
RGB	rgb(18, 85, 91)
HSL	hsl(185, 67%, 21%)
HSV	hsv(185, 80%, 36%)
CMYK	cmyk(80.2%, 6.6%, 0%, 64.3%)
CIE-LAB	lab(32.66, -17.69, -9.36)
CIE-LCH	lch(32.66, 20.01, 207.88°)
OKLab	oklab(41.27% -0.0583 -0.026)
OKLCH	oklch(41.27% 0.064 204)
XYZ	xyz(5.3854, 7.3803, 11.0362)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12555B #5B1812

analogous

#125B3D #12555B #12315B

triadic

#12555B #5B1255 #555B12

tetradic

#12555B #3D125B #5B1812 #315B12

square

#12555B #3D125B #5B1812 #315B12

split-complementary

#12555B #5B1231 #5B3D12

monochromatic

#05181A #082528 #12555B #1C858E #26B4C1

Accessibility & contrast

On white

8.48

#12555B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#12555B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12555B

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12555B	#FFFFFF	#000000	##FFFFFF
##12555B	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D515B

Deuteranopia (green-blind)

#434A5B

Tritanopia (blue-blind)

#005957

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #12555b;
/* rgb */ color: rgb(18, 85, 91);
/* oklch */ color: oklch(41.3% 0.064 204.0);

Tailwind

colors: {
  custom: {
    50: '#5e8589',
    500: '#12555b',
    950: '#000000',
  },
}

SCSS

$custom: #12555b;
$custom-light: #5e8589;
$custom-dark: #000000;

JSON

{
  "hex": "#12555b",
  "rgb": {
    "r": 18,
    "g": 85,
    "b": 91
  },
  "hsl": {
    "h": 184.932,
    "s": 66.972,
    "l": 21.373
  },
  "oklch": {
    "l": 0.41268,
    "c": 0.06388,
    "h": 204
  },
  "luminance": 0.07381
}

Semantic roles & 50–950 ramp

primary

#12555B

secondary

#933D35

accent

#4C3EEA

background

#F5F8F8

surface

#EAEFF0

border

#C6CACB

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #12555B

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

Preview Lab → · Contrast checker → · Palette generator →