#12878F#12878F

#12878F is a mid, moderate teal. Relative luminance 0.194; OKLCH L 56.9% C 0.093 H 202.5°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#12878F
RGB	rgb(18, 135, 143)
HSL	hsl(184, 78%, 32%)
HSV	hsv(184, 87%, 56%)
CMYK	cmyk(87.4%, 5.6%, 0%, 43.9%)
CIE-LAB	lab(51.20, -26.40, -12.83)
CIE-LCH	lch(51.20, 29.35, 205.91°)
OKLab	oklab(56.92% -0.0864 -0.0357)
OKLCH	oklch(56.92% 0.093 202.5)
XYZ	xyz(13.8691, 19.4379, 29.0022)
Luminance	0.1944 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12878F #8F1A12

analogous

#128F59 #12878F #12498F

triadic

#12878F #8F1287 #878F12

tetradic

#12878F #59128F #8F1A12 #498F12

square

#12878F #59128F #8F1A12 #498F12

split-complementary

#12878F #8F1249 #8F5912

monochromatic

#042022 #0B5459 #12878F #19BAC5 #36DAE6

Accessibility & contrast

On white

4.30

#12878F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#12878F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #12878F

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12878F	#FFFFFF	#000000	##000000
##12878F	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8190

Deuteranopia (green-blind)

#6B758F

Tritanopia (blue-blind)

#008D89

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #12878f;
/* rgb */ color: rgb(18, 135, 143);
/* oklch */ color: oklch(56.9% 0.093 202.5);

Tailwind

colors: {
  custom: {
    50: '#6caaaf',
    500: '#12878f',
    950: '#000000',
  },
}

SCSS

$custom: #12878f;
$custom-light: #6caaaf;
$custom-dark: #000000;

JSON

{
  "hex": "#12878f",
  "rgb": {
    "r": 18,
    "g": 135,
    "b": 143
  },
  "hsl": {
    "h": 183.84,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56919,
    "c": 0.09347,
    "h": 202.5
  },
  "luminance": 0.1944
}

Semantic roles & 50–950 ramp

primary

#12878F

secondary

#C3423A

accent

#4034F4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #12878F

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

Preview Lab → · Contrast checker → · Palette generator →