#12878C#12878C

#12878C is a mid, moderate teal. Relative luminance 0.194; OKLCH L 56.8% C 0.093 H 199.6°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#12878C
RGB	rgb(18, 135, 140)
HSL	hsl(182, 77%, 31%)
HSV	hsv(182, 87%, 55%)
CMYK	cmyk(87.1%, 3.6%, 0%, 45.1%)
CIE-LAB	lab(51.09, -27.38, -11.24)
CIE-LCH	lch(51.09, 29.60, 202.31°)
OKLab	oklab(56.8% -0.0877 -0.0313)
OKLCH	oklch(56.8% 0.093 199.6)
XYZ	xyz(13.6449, 19.3482, 27.8213)
Luminance	0.1935 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12878C #8C1712

analogous

#128C54 #12878C #124A8C

triadic

#12878C #8C1287 #878C12

tetradic

#12878C #54128C #8C1712 #4A8C12

square

#12878C #54128C #8C1712 #4A8C12

split-complementary

#12878C #8C124A #8C5412

monochromatic

#041E20 #0B5356 #12878C #19BBC2 #34DEE5

Accessibility & contrast

On white

4.31

#12878C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#12878C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #12878C

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12878C	#FFFFFF	#000000	##000000
##12878C	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C808C

Deuteranopia (green-blind)

#6C758D

Tritanopia (blue-blind)

#008C88

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #12878c;
/* rgb */ color: rgb(18, 135, 140);
/* oklch */ color: oklch(56.8% 0.093 199.6);

Tailwind

colors: {
  custom: {
    50: '#6caaad',
    500: '#12878c',
    950: '#000000',
  },
}

SCSS

$custom: #12878c;
$custom-light: #6caaad;
$custom-dark: #000000;

JSON

{
  "hex": "#12878c",
  "rgb": {
    "r": 18,
    "g": 135,
    "b": 140
  },
  "hsl": {
    "h": 182.459,
    "s": 77.215,
    "l": 30.98
  },
  "oklch": {
    "l": 0.568,
    "c": 0.09315,
    "h": 199.6
  },
  "luminance": 0.1935
}

Semantic roles & 50–950 ramp

primary

#12878C

secondary

#C03F39

accent

#3C34F4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #12878C

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

Preview Lab → · Contrast checker → · Palette generator →