#12818F#12818F

#12818F is a mid, moderate teal. Relative luminance 0.178; OKLCH L 55.4% C 0.092 H 208.6°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#12818F
RGB	rgb(18, 129, 143)
HSL	hsl(187, 78%, 32%)
HSV	hsv(187, 87%, 56%)
CMYK	cmyk(87.4%, 9.8%, 0%, 43.9%)
CIE-LAB	lab(49.27, -23.34, -15.75)
CIE-LCH	lch(49.27, 28.16, 214.02°)
OKLab	oklab(55.36% -0.0804 -0.0439)
OKLCH	oklch(55.36% 0.092 208.6)
XYZ	xyz(13.0554, 17.8106, 28.7310)
Luminance	0.1781 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12818F #8F2012

analogous

#128F5F #12818F #12438F

triadic

#12818F #8F1281 #818F12

tetradic

#12818F #5F128F #8F2012 #438F12

square

#12818F #5F128F #8F2012 #438F12

split-complementary

#12818F #8F1243 #8F5F12

monochromatic

#041F22 #0B5059 #12818F #19B2C5 #36D2E6

Accessibility & contrast

On white

4.60

#12818F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#12818F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #12818F

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12818F	#FFFFFF	#000000	##FFFFFF
##12818F	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#747C90

Deuteranopia (green-blind)

#64708F

Tritanopia (blue-blind)

#008885

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #12818f;
/* rgb */ color: rgb(18, 129, 143);
/* oklch */ color: oklch(55.4% 0.092 208.6);

Tailwind

colors: {
  custom: {
    50: '#6ca6af',
    500: '#12818f',
    950: '#000000',
  },
}

SCSS

$custom: #12818f;
$custom-light: #6ca6af;
$custom-dark: #000000;

JSON

{
  "hex": "#12818f",
  "rgb": {
    "r": 18,
    "g": 129,
    "b": 143
  },
  "hsl": {
    "h": 186.72,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.55355,
    "c": 0.09166,
    "h": 208.6
  },
  "luminance": 0.17812
}

Semantic roles & 50–950 ramp

primary

#12818F

secondary

#C3493A

accent

#4934F4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #12818F

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

Preview Lab → · Contrast checker → · Palette generator →